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_label11_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 01:10:55,750 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 01:10:55,755 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 01:10:55,770 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 01:10:55,770 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 01:10:55,772 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 01:10:55,773 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 01:10:55,775 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 01:10:55,776 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 01:10:55,777 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 01:10:55,778 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 01:10:55,779 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 01:10:55,779 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 01:10:55,780 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 01:10:55,782 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 01:10:55,782 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 01:10:55,783 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 01:10:55,785 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 01:10:55,787 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 01:10:55,788 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 01:10:55,789 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 01:10:55,792 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 01:10:55,797 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 01:10:55,797 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 01:10:55,798 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 01:10:55,799 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 01:10:55,800 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 01:10:55,801 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 01:10:55,801 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 01:10:55,803 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 01:10:55,803 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 01:10:55,803 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-07-24 01:10:55,806 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 01:10:55,821 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 01:10:55,821 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 01:10:55,822 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 01:10:55,822 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-24 01:10:55,823 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-24 01:10:55,823 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-24 01:10:55,823 INFO L133 SettingsManager]: * Use SBE=true [2018-07-24 01:10:55,824 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 01:10:55,824 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 01:10:55,824 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 01:10:55,824 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 01:10:55,824 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 01:10:55,824 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 01:10:55,825 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 01:10:55,825 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 01:10:55,825 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 01:10:55,825 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 01:10:55,825 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 01:10:55,826 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 01:10:55,826 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 01:10:55,826 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 01:10:55,826 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 01:10:55,826 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 01:10:55,827 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-24 01:10:55,827 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 01:10:55,827 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 01:10:55,827 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 01:10:55,827 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 01:10:55,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 01:10:55,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 01:10:55,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 01:10:55,903 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 01:10:55,903 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 01:10:55,904 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label11_false-unreach-call.c [2018-07-24 01:10:56,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db91e0136/489edf44aa2140eeb47c88aad634ac98/FLAG88023ae0d [2018-07-24 01:10:56,875 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 01:10:56,876 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label11_false-unreach-call.c [2018-07-24 01:10:56,929 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db91e0136/489edf44aa2140eeb47c88aad634ac98/FLAG88023ae0d [2018-07-24 01:10:56,953 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db91e0136/489edf44aa2140eeb47c88aad634ac98 [2018-07-24 01:10:56,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 01:10:56,970 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 01:10:56,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 01:10:56,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 01:10:56,982 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 01:10:56,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:10:56" (1/1) ... [2018-07-24 01:10:56,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aba3472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:10:56, skipping insertion in model container [2018-07-24 01:10:56,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:10:56" (1/1) ... [2018-07-24 01:10:57,495 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 01:10:59,155 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 01:10:59,178 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 01:11:00,397 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 01:11:00,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00 WrapperNode [2018-07-24 01:11:00,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 01:11:00,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 01:11:00,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 01:11:00,920 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 01:11:00,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:01,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:01,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 01:11:01,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 01:11:01,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 01:11:01,562 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 01:11:03,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:03,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:03,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:03,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:03,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:03,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:03,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... [2018-07-24 01:11:04,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 01:11:04,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 01:11:04,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 01:11:04,054 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 01:11:04,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 01:11:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-24 01:11:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 01:11:04,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 01:11:25,328 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 01:11:25,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:11:25 BoogieIcfgContainer [2018-07-24 01:11:25,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 01:11:25,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 01:11:25,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 01:11:25,334 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 01:11:25,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 01:10:56" (1/3) ... [2018-07-24 01:11:25,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67055a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:11:25, skipping insertion in model container [2018-07-24 01:11:25,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:11:00" (2/3) ... [2018-07-24 01:11:25,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67055a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:11:25, skipping insertion in model container [2018-07-24 01:11:25,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:11:25" (3/3) ... [2018-07-24 01:11:25,338 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label11_false-unreach-call.c [2018-07-24 01:11:25,348 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 01:11:25,360 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 01:11:25,435 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 01:11:25,436 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 01:11:25,436 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 01:11:25,436 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 01:11:25,436 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 01:11:25,436 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 01:11:25,436 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 01:11:25,437 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 01:11:25,437 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 01:11:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states. [2018-07-24 01:11:25,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-07-24 01:11:25,507 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:11:25,509 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:11:25,509 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:11:25,515 INFO L82 PathProgramCache]: Analyzing trace with hash -809652462, now seen corresponding path program 1 times [2018-07-24 01:11:25,517 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:11:25,518 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:11:25,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:11:25,576 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:11:25,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:11:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:11:25,946 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 01:11:25,949 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:11:25,950 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:11:25,954 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:11:25,969 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:11:25,970 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:11:25,972 INFO L87 Difference]: Start difference. First operand 1749 states. Second operand 4 states. [2018-07-24 01:11:51,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:11:51,437 INFO L93 Difference]: Finished difference Result 6414 states and 12249 transitions. [2018-07-24 01:11:51,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:11:51,440 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2018-07-24 01:11:51,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:11:51,494 INFO L225 Difference]: With dead ends: 6414 [2018-07-24 01:11:51,494 INFO L226 Difference]: Without dead ends: 4658 [2018-07-24 01:11:51,505 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:11:51,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4658 states. [2018-07-24 01:11:51,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4658 to 4584. [2018-07-24 01:11:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4584 states. [2018-07-24 01:11:51,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4584 states to 4584 states and 7858 transitions. [2018-07-24 01:11:51,709 INFO L78 Accepts]: Start accepts. Automaton has 4584 states and 7858 transitions. Word has length 17 [2018-07-24 01:11:51,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:11:51,710 INFO L471 AbstractCegarLoop]: Abstraction has 4584 states and 7858 transitions. [2018-07-24 01:11:51,710 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:11:51,711 INFO L276 IsEmpty]: Start isEmpty. Operand 4584 states and 7858 transitions. [2018-07-24 01:11:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-07-24 01:11:51,719 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:11:51,719 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 01:11:51,720 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:11:51,720 INFO L82 PathProgramCache]: Analyzing trace with hash -2034901611, now seen corresponding path program 1 times [2018-07-24 01:11:51,722 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:11:51,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:11:51,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:11:51,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:11:51,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:11:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:11:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:11:52,262 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:11:52,262 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:11:52,264 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:11:52,265 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:11:52,267 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:11:52,268 INFO L87 Difference]: Start difference. First operand 4584 states and 7858 transitions. Second operand 4 states. [2018-07-24 01:12:18,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:12:18,019 INFO L93 Difference]: Finished difference Result 17656 states and 30544 transitions. [2018-07-24 01:12:18,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:12:18,027 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 115 [2018-07-24 01:12:18,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:12:18,089 INFO L225 Difference]: With dead ends: 17656 [2018-07-24 01:12:18,090 INFO L226 Difference]: Without dead ends: 13074 [2018-07-24 01:12:18,100 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 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 01:12:18,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13074 states. [2018-07-24 01:12:18,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13074 to 13062. [2018-07-24 01:12:18,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13062 states. [2018-07-24 01:12:18,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13062 states to 13062 states and 19136 transitions. [2018-07-24 01:12:18,381 INFO L78 Accepts]: Start accepts. Automaton has 13062 states and 19136 transitions. Word has length 115 [2018-07-24 01:12:18,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:12:18,382 INFO L471 AbstractCegarLoop]: Abstraction has 13062 states and 19136 transitions. [2018-07-24 01:12:18,382 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:12:18,382 INFO L276 IsEmpty]: Start isEmpty. Operand 13062 states and 19136 transitions. [2018-07-24 01:12:18,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-07-24 01:12:18,388 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:12:18,389 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 01:12:18,389 INFO L414 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:12:18,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1875757737, now seen corresponding path program 1 times [2018-07-24 01:12:18,395 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:12:18,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:12:18,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:12:18,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:12:18,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:12:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:12:18,744 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:12:18,745 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:12:18,745 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:12:18,745 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:12:18,746 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:12:18,746 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:12:18,746 INFO L87 Difference]: Start difference. First operand 13062 states and 19136 transitions. Second operand 4 states. [2018-07-24 01:12:43,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:12:43,932 INFO L93 Difference]: Finished difference Result 51011 states and 74956 transitions. [2018-07-24 01:12:43,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:12:43,932 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2018-07-24 01:12:43,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:12:44,056 INFO L225 Difference]: With dead ends: 51011 [2018-07-24 01:12:44,057 INFO L226 Difference]: Without dead ends: 37951 [2018-07-24 01:12:44,085 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:12:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37951 states. [2018-07-24 01:12:44,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37951 to 25353. [2018-07-24 01:12:44,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25353 states. [2018-07-24 01:12:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25353 states to 25353 states and 35535 transitions. [2018-07-24 01:12:44,633 INFO L78 Accepts]: Start accepts. Automaton has 25353 states and 35535 transitions. Word has length 123 [2018-07-24 01:12:44,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:12:44,633 INFO L471 AbstractCegarLoop]: Abstraction has 25353 states and 35535 transitions. [2018-07-24 01:12:44,633 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:12:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 25353 states and 35535 transitions. [2018-07-24 01:12:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-07-24 01:12:44,638 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:12:44,638 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 01:12:44,638 INFO L414 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:12:44,639 INFO L82 PathProgramCache]: Analyzing trace with hash 2069173680, now seen corresponding path program 1 times [2018-07-24 01:12:44,639 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:12:44,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:12:44,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:12:44,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:12:44,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:12:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:12:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-07-24 01:12:45,179 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:12:45,179 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:12:45,180 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:12:45,182 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:12:45,182 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:12:45,183 INFO L87 Difference]: Start difference. First operand 25353 states and 35535 transitions. Second operand 4 states. [2018-07-24 01:13:09,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:13:09,669 INFO L93 Difference]: Finished difference Result 95786 states and 134344 transitions. [2018-07-24 01:13:09,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:13:09,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 317 [2018-07-24 01:13:09,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:13:09,822 INFO L225 Difference]: With dead ends: 95786 [2018-07-24 01:13:09,823 INFO L226 Difference]: Without dead ends: 70435 [2018-07-24 01:13:09,876 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:13:09,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70435 states. [2018-07-24 01:13:11,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70435 to 67697. [2018-07-24 01:13:11,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67697 states. [2018-07-24 01:13:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67697 states to 67697 states and 87385 transitions. [2018-07-24 01:13:11,143 INFO L78 Accepts]: Start accepts. Automaton has 67697 states and 87385 transitions. Word has length 317 [2018-07-24 01:13:11,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:13:11,144 INFO L471 AbstractCegarLoop]: Abstraction has 67697 states and 87385 transitions. [2018-07-24 01:13:11,144 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:13:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 67697 states and 87385 transitions. [2018-07-24 01:13:11,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2018-07-24 01:13:11,153 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:13:11,153 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 01:13:11,153 INFO L414 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:13:11,154 INFO L82 PathProgramCache]: Analyzing trace with hash 132219314, now seen corresponding path program 1 times [2018-07-24 01:13:11,154 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:13:11,154 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:13:11,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:13:11,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:13:11,155 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:13:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:13:11,630 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-07-24 01:13:11,630 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:13:11,631 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:13:11,632 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:13:11,632 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:13:11,632 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:13:11,632 INFO L87 Difference]: Start difference. First operand 67697 states and 87385 transitions. Second operand 4 states. [2018-07-24 01:13:34,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:13:34,290 INFO L93 Difference]: Finished difference Result 240752 states and 308153 transitions. [2018-07-24 01:13:34,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:13:34,293 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 389 [2018-07-24 01:13:34,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:13:34,493 INFO L225 Difference]: With dead ends: 240752 [2018-07-24 01:13:34,493 INFO L226 Difference]: Without dead ends: 173057 [2018-07-24 01:13:34,569 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:13:34,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173057 states. [2018-07-24 01:13:36,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173057 to 170255. [2018-07-24 01:13:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170255 states. [2018-07-24 01:13:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170255 states to 170255 states and 200828 transitions. [2018-07-24 01:13:36,204 INFO L78 Accepts]: Start accepts. Automaton has 170255 states and 200828 transitions. Word has length 389 [2018-07-24 01:13:36,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:13:36,204 INFO L471 AbstractCegarLoop]: Abstraction has 170255 states and 200828 transitions. [2018-07-24 01:13:36,204 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:13:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 170255 states and 200828 transitions. [2018-07-24 01:13:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2018-07-24 01:13:36,231 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:13:36,232 INFO L353 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 01:13:36,232 INFO L414 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:13:36,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1471293505, now seen corresponding path program 1 times [2018-07-24 01:13:36,232 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:13:36,233 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:13:36,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:13:36,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:13:36,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:13:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:13:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2018-07-24 01:13:38,026 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:13:38,026 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 01:13:38,027 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:13:38,027 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:13:38,027 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:13:38,028 INFO L87 Difference]: Start difference. First operand 170255 states and 200828 transitions. Second operand 4 states. [2018-07-24 01:13:58,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:13:58,685 INFO L93 Difference]: Finished difference Result 401981 states and 475765 transitions. [2018-07-24 01:13:58,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:13:58,686 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 813 [2018-07-24 01:13:58,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:13:58,980 INFO L225 Difference]: With dead ends: 401981 [2018-07-24 01:13:58,981 INFO L226 Difference]: Without dead ends: 233094 [2018-07-24 01:13:59,084 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 01:13:59,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233094 states. [2018-07-24 01:14:01,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233094 to 218058. [2018-07-24 01:14:01,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218058 states. [2018-07-24 01:14:01,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218058 states to 218058 states and 247362 transitions. [2018-07-24 01:14:01,968 INFO L78 Accepts]: Start accepts. Automaton has 218058 states and 247362 transitions. Word has length 813 [2018-07-24 01:14:01,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:14:01,969 INFO L471 AbstractCegarLoop]: Abstraction has 218058 states and 247362 transitions. [2018-07-24 01:14:01,969 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:14:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 218058 states and 247362 transitions. [2018-07-24 01:14:02,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2018-07-24 01:14:02,011 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:14:02,012 INFO L353 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:14:02,013 INFO L414 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:14:02,013 INFO L82 PathProgramCache]: Analyzing trace with hash 60779231, now seen corresponding path program 1 times [2018-07-24 01:14:02,013 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:14:02,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:14:02,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:14:02,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:14:02,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:14:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:14:02,587 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-24 01:14:03,114 WARN L169 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 18 [2018-07-24 01:14:03,702 WARN L169 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 18 [2018-07-24 01:14:04,101 WARN L169 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 26 [2018-07-24 01:14:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-07-24 01:14:05,839 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:14:05,839 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 01:14:05,840 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 01:14:05,841 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 01:14:05,841 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-07-24 01:14:05,841 INFO L87 Difference]: Start difference. First operand 218058 states and 247362 transitions. Second operand 7 states. [2018-07-24 01:14:50,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:14:50,098 INFO L93 Difference]: Finished difference Result 477111 states and 538153 transitions. [2018-07-24 01:14:50,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 01:14:50,099 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 946 [2018-07-24 01:14:50,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:14:50,418 INFO L225 Difference]: With dead ends: 477111 [2018-07-24 01:14:50,419 INFO L226 Difference]: Without dead ends: 260421 [2018-07-24 01:14:50,512 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2018-07-24 01:14:50,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260421 states. Received shutdown request... [2018-07-24 01:14:53,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260421 to 256315. [2018-07-24 01:14:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256315 states. [2018-07-24 01:14:53,573 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-24 01:14:53,579 WARN L202 ceAbstractionStarter]: Timeout [2018-07-24 01:14:53,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 01:14:53 BoogieIcfgContainer [2018-07-24 01:14:53,580 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 01:14:53,581 INFO L168 Benchmark]: Toolchain (without parser) took 236612.36 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 1.3 GB in the end (delta: 91.9 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-07-24 01:14:53,582 INFO L168 Benchmark]: CDTParser took 0.23 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 01:14:53,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3948.55 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 184.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -117.3 MB). Peak memory consumption was 480.1 MB. Max. memory is 7.1 GB. [2018-07-24 01:14:53,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 641.49 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: 196.4 MB). Peak memory consumption was 196.4 MB. Max. memory is 7.1 GB. [2018-07-24 01:14:53,584 INFO L168 Benchmark]: Boogie Preprocessor took 2491.86 ms. Allocated memory was 1.7 GB in the beginning and 2.8 GB in the end (delta: 1.0 GB). Free memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 195.9 MB. Max. memory is 7.1 GB. [2018-07-24 01:14:53,585 INFO L168 Benchmark]: RCFGBuilder took 21275.01 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 260.0 MB). Free memory was 2.4 GB in the beginning and 2.1 GB in the end (delta: 353.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-07-24 01:14:53,586 INFO L168 Benchmark]: TraceAbstraction took 208250.13 ms. Allocated memory was 3.0 GB in the beginning and 3.6 GB in the end (delta: 623.9 MB). Free memory was 2.1 GB in the beginning and 1.3 GB in the end (delta: 785.9 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-07-24 01:14:53,596 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 3948.55 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 184.0 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -117.3 MB). Peak memory consumption was 480.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 641.49 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: 196.4 MB). Peak memory consumption was 196.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2491.86 ms. Allocated memory was 1.7 GB in the beginning and 2.8 GB in the end (delta: 1.0 GB). Free memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: -1.1 GB). Peak memory consumption was 195.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 21275.01 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 260.0 MB). Free memory was 2.4 GB in the beginning and 2.1 GB in the end (delta: 353.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 208250.13 ms. Allocated memory was 3.0 GB in the beginning and 3.6 GB in the end (delta: 623.9 MB). Free memory was 2.1 GB in the beginning and 1.3 GB in the end (delta: 785.9 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 64]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 64). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1749 locations, 1 error locations. TIMEOUT Result, 208.1s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 190.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 8739 SDtfs, 28535 SDslu, 3530 SDs, 0 SdLazy, 77451 SolverSat, 16267 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 161.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 8 SyntacticMatches, 4 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=218058occurred 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: 9.8s AutomataMinimizationTime, 7 MinimizatonAttempts, 33260 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 2720 NumberOfCodeBlocks, 2720 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 2713 ConstructedInterpolants, 0 QuantifiedInterpolants, 4567034 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 1180/1180 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_label11_false-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_01-14-53-619.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label11_false-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_01-14-53-619.csv Completed graceful shutdown