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_label30_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 03:35:51,033 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 03:35:51,035 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 03:35:51,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 03:35:51,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 03:35:51,052 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 03:35:51,054 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 03:35:51,056 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 03:35:51,058 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 03:35:51,059 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 03:35:51,060 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 03:35:51,060 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 03:35:51,061 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 03:35:51,062 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 03:35:51,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 03:35:51,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 03:35:51,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 03:35:51,067 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 03:35:51,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 03:35:51,070 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 03:35:51,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 03:35:51,073 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 03:35:51,075 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 03:35:51,075 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 03:35:51,076 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 03:35:51,077 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 03:35:51,077 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 03:35:51,078 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 03:35:51,079 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 03:35:51,080 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 03:35:51,080 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 03:35:51,081 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-07-24 03:35:51,084 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 03:35:51,099 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 03:35:51,099 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 03:35:51,100 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 03:35:51,100 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-24 03:35:51,101 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-24 03:35:51,101 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-24 03:35:51,101 INFO L133 SettingsManager]: * Use SBE=true [2018-07-24 03:35:51,102 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 03:35:51,102 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 03:35:51,102 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 03:35:51,102 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 03:35:51,102 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 03:35:51,103 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 03:35:51,103 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 03:35:51,103 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 03:35:51,103 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 03:35:51,103 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 03:35:51,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 03:35:51,104 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 03:35:51,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 03:35:51,104 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 03:35:51,104 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 03:35:51,105 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 03:35:51,105 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-24 03:35:51,105 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 03:35:51,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 03:35:51,105 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 03:35:51,106 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 03:35:51,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 03:35:51,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 03:35:51,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 03:35:51,179 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 03:35:51,179 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 03:35:51,180 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label30_true-unreach-call.c [2018-07-24 03:35:51,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82afc4169/a2bd9f92d1714d8e87b05c8278b6eeff/FLAG788cd4f14 [2018-07-24 03:35:52,103 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 03:35:52,104 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label30_true-unreach-call.c [2018-07-24 03:35:52,148 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82afc4169/a2bd9f92d1714d8e87b05c8278b6eeff/FLAG788cd4f14 [2018-07-24 03:35:52,163 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82afc4169/a2bd9f92d1714d8e87b05c8278b6eeff [2018-07-24 03:35:52,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 03:35:52,176 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 03:35:52,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 03:35:52,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 03:35:52,186 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 03:35:52,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 03:35:52" (1/1) ... [2018-07-24 03:35:52,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73387c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:52, skipping insertion in model container [2018-07-24 03:35:52,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 03:35:52" (1/1) ... [2018-07-24 03:35:52,702 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 03:35:54,347 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 03:35:54,367 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 03:35:55,567 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 03:35:56,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56 WrapperNode [2018-07-24 03:35:56,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 03:35:56,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 03:35:56,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 03:35:56,202 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 03:35:56,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:56,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:56,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 03:35:56,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 03:35:56,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 03:35:56,947 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 03:35:58,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:58,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:58,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:58,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:59,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:59,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:59,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (1/1) ... [2018-07-24 03:35:59,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 03:35:59,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 03:35:59,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 03:35:59,432 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 03:35:59,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (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 03:35:59,492 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-24 03:35:59,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 03:35:59,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 03:36:24,695 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 03:36:24,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 03:36:24 BoogieIcfgContainer [2018-07-24 03:36:24,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 03:36:24,697 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 03:36:24,697 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 03:36:24,700 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 03:36:24,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 03:35:52" (1/3) ... [2018-07-24 03:36:24,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f669498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 03:36:24, skipping insertion in model container [2018-07-24 03:36:24,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:35:56" (2/3) ... [2018-07-24 03:36:24,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f669498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 03:36:24, skipping insertion in model container [2018-07-24 03:36:24,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 03:36:24" (3/3) ... [2018-07-24 03:36:24,704 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label30_true-unreach-call.c [2018-07-24 03:36:24,712 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 03:36:24,723 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 03:36:24,791 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 03:36:24,792 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 03:36:24,792 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 03:36:24,792 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 03:36:24,792 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 03:36:24,792 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 03:36:24,795 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 03:36:24,796 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 03:36:24,796 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 03:36:24,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states. [2018-07-24 03:36:24,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-07-24 03:36:24,866 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:36:24,867 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:36:24,868 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:36:24,873 INFO L82 PathProgramCache]: Analyzing trace with hash 55000978, now seen corresponding path program 1 times [2018-07-24 03:36:24,875 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:36:24,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:36:24,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:36:24,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:36:24,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:36:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:36:25,354 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 03:36:25,356 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:36:25,357 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 03:36:25,362 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:36:25,377 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:36:25,378 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:36:25,382 INFO L87 Difference]: Start difference. First operand 1749 states. Second operand 4 states. [2018-07-24 03:36:51,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:36:51,341 INFO L93 Difference]: Finished difference Result 6406 states and 12224 transitions. [2018-07-24 03:36:51,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:36:51,343 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-07-24 03:36:51,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:36:51,398 INFO L225 Difference]: With dead ends: 6406 [2018-07-24 03:36:51,398 INFO L226 Difference]: Without dead ends: 4650 [2018-07-24 03:36:51,410 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 03:36:51,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4650 states. [2018-07-24 03:36:51,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4650 to 4611. [2018-07-24 03:36:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4611 states. [2018-07-24 03:36:51,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 4611 states and 7301 transitions. [2018-07-24 03:36:51,614 INFO L78 Accepts]: Start accepts. Automaton has 4611 states and 7301 transitions. Word has length 49 [2018-07-24 03:36:51,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:36:51,615 INFO L471 AbstractCegarLoop]: Abstraction has 4611 states and 7301 transitions. [2018-07-24 03:36:51,615 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:36:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 4611 states and 7301 transitions. [2018-07-24 03:36:51,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-07-24 03:36:51,621 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:36:51,621 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:36:51,622 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:36:51,622 INFO L82 PathProgramCache]: Analyzing trace with hash -273709907, now seen corresponding path program 1 times [2018-07-24 03:36:51,622 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:36:51,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:36:51,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:36:51,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:36:51,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:36:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:36:52,002 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-24 03:36:52,619 WARN L169 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 19 [2018-07-24 03:36:53,042 WARN L169 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 24 [2018-07-24 03:36:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 03:36:53,169 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:36:53,170 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-24 03:36:53,171 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 03:36:53,172 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 03:36:53,172 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-07-24 03:36:53,172 INFO L87 Difference]: Start difference. First operand 4611 states and 7301 transitions. Second operand 6 states. [2018-07-24 03:37:30,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:37:30,170 INFO L93 Difference]: Finished difference Result 20180 states and 30824 transitions. [2018-07-24 03:37:30,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-24 03:37:30,171 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 117 [2018-07-24 03:37:30,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:37:30,245 INFO L225 Difference]: With dead ends: 20180 [2018-07-24 03:37:30,246 INFO L226 Difference]: Without dead ends: 15571 [2018-07-24 03:37:30,254 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 03:37:30,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15571 states. [2018-07-24 03:37:30,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15571 to 14198. [2018-07-24 03:37:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14198 states. [2018-07-24 03:37:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14198 states to 14198 states and 18990 transitions. [2018-07-24 03:37:30,530 INFO L78 Accepts]: Start accepts. Automaton has 14198 states and 18990 transitions. Word has length 117 [2018-07-24 03:37:30,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:37:30,531 INFO L471 AbstractCegarLoop]: Abstraction has 14198 states and 18990 transitions. [2018-07-24 03:37:30,531 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 03:37:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 14198 states and 18990 transitions. [2018-07-24 03:37:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-07-24 03:37:30,547 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:37:30,551 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:37:30,551 INFO L414 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:37:30,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1337913715, now seen corresponding path program 1 times [2018-07-24 03:37:30,552 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:37:30,552 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:37:30,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:37:30,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:37:30,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:37:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:37:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-07-24 03:37:31,564 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:37:31,565 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 03:37:31,566 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 03:37:31,566 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 03:37:31,566 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:37:31,566 INFO L87 Difference]: Start difference. First operand 14198 states and 18990 transitions. Second operand 7 states. [2018-07-24 03:38:12,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:38:12,340 INFO L93 Difference]: Finished difference Result 42065 states and 56298 transitions. [2018-07-24 03:38:12,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 03:38:12,341 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 325 [2018-07-24 03:38:12,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:38:12,426 INFO L225 Difference]: With dead ends: 42065 [2018-07-24 03:38:12,426 INFO L226 Difference]: Without dead ends: 27869 [2018-07-24 03:38:12,445 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2018-07-24 03:38:12,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27869 states. [2018-07-24 03:38:12,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27869 to 25134. [2018-07-24 03:38:12,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25134 states. [2018-07-24 03:38:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25134 states to 25134 states and 30401 transitions. [2018-07-24 03:38:12,823 INFO L78 Accepts]: Start accepts. Automaton has 25134 states and 30401 transitions. Word has length 325 [2018-07-24 03:38:12,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:38:12,824 INFO L471 AbstractCegarLoop]: Abstraction has 25134 states and 30401 transitions. [2018-07-24 03:38:12,824 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 03:38:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 25134 states and 30401 transitions. [2018-07-24 03:38:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-07-24 03:38:12,832 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:38:12,833 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:38:12,833 INFO L414 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:38:12,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1548159053, now seen corresponding path program 1 times [2018-07-24 03:38:12,834 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:38:12,834 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:38:12,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:38:12,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:38:12,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:38:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:38:13,249 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 03:38:13,249 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:38:13,250 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 03:38:13,250 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:38:13,250 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:38:13,251 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:38:13,251 INFO L87 Difference]: Start difference. First operand 25134 states and 30401 transitions. Second operand 4 states. [2018-07-24 03:38:36,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:38:36,664 INFO L93 Difference]: Finished difference Result 72259 states and 92462 transitions. [2018-07-24 03:38:36,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:38:36,664 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 353 [2018-07-24 03:38:36,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:38:36,744 INFO L225 Difference]: With dead ends: 72259 [2018-07-24 03:38:36,744 INFO L226 Difference]: Without dead ends: 43027 [2018-07-24 03:38:36,779 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 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 03:38:36,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43027 states. [2018-07-24 03:38:37,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43027 to 42930. [2018-07-24 03:38:37,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42930 states. [2018-07-24 03:38:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42930 states to 42930 states and 54486 transitions. [2018-07-24 03:38:37,332 INFO L78 Accepts]: Start accepts. Automaton has 42930 states and 54486 transitions. Word has length 353 [2018-07-24 03:38:37,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:38:37,333 INFO L471 AbstractCegarLoop]: Abstraction has 42930 states and 54486 transitions. [2018-07-24 03:38:37,333 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:38:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 42930 states and 54486 transitions. [2018-07-24 03:38:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-07-24 03:38:37,341 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:38:37,341 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:38:37,341 INFO L414 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:38:37,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1659140880, now seen corresponding path program 1 times [2018-07-24 03:38:37,342 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:38:37,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:38:37,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:38:37,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:38:37,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:38:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:38:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 03:38:38,003 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:38:38,004 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 03:38:38,004 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:38:38,004 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:38:38,004 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:38:38,005 INFO L87 Difference]: Start difference. First operand 42930 states and 54486 transitions. Second operand 4 states. [2018-07-24 03:38:57,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:38:57,146 INFO L93 Difference]: Finished difference Result 102258 states and 130154 transitions. [2018-07-24 03:38:57,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:38:57,147 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 369 [2018-07-24 03:38:57,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:38:57,225 INFO L225 Difference]: With dead ends: 102258 [2018-07-24 03:38:57,225 INFO L226 Difference]: Without dead ends: 55230 [2018-07-24 03:38:57,262 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 03:38:57,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55230 states. [2018-07-24 03:38:57,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55230 to 55217. [2018-07-24 03:38:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55217 states. [2018-07-24 03:38:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55217 states to 55217 states and 65898 transitions. [2018-07-24 03:38:57,905 INFO L78 Accepts]: Start accepts. Automaton has 55217 states and 65898 transitions. Word has length 369 [2018-07-24 03:38:57,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:38:57,906 INFO L471 AbstractCegarLoop]: Abstraction has 55217 states and 65898 transitions. [2018-07-24 03:38:57,906 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:38:57,907 INFO L276 IsEmpty]: Start isEmpty. Operand 55217 states and 65898 transitions. [2018-07-24 03:38:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2018-07-24 03:38:57,926 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:38:57,927 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 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] [2018-07-24 03:38:57,927 INFO L414 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:38:57,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1448148686, now seen corresponding path program 1 times [2018-07-24 03:38:57,927 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:38:57,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:38:57,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:38:57,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:38:57,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:38:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:38:58,604 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 413 proven. 65 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2018-07-24 03:38:58,604 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:38:58,605 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 03:38:58,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:38:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:38:58,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:38:59,186 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 533 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-07-24 03:38:59,207 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-24 03:38:59,208 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2018-07-24 03:38:59,209 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 03:38:59,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 03:38:59,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:38:59,210 INFO L87 Difference]: Start difference. First operand 55217 states and 65898 transitions. Second operand 5 states. [2018-07-24 03:39:27,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:39:27,797 INFO L93 Difference]: Finished difference Result 248686 states and 301152 transitions. [2018-07-24 03:39:27,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-24 03:39:27,797 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 571 [2018-07-24 03:39:27,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:39:28,162 INFO L225 Difference]: With dead ends: 248686 [2018-07-24 03:39:28,162 INFO L226 Difference]: Without dead ends: 194837 [2018-07-24 03:39:28,213 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 570 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:39:28,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194837 states. [2018-07-24 03:39:30,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194837 to 138524. [2018-07-24 03:39:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138524 states. [2018-07-24 03:39:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138524 states to 138524 states and 157838 transitions. [2018-07-24 03:39:30,257 INFO L78 Accepts]: Start accepts. Automaton has 138524 states and 157838 transitions. Word has length 571 [2018-07-24 03:39:30,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:39:30,258 INFO L471 AbstractCegarLoop]: Abstraction has 138524 states and 157838 transitions. [2018-07-24 03:39:30,258 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 03:39:30,258 INFO L276 IsEmpty]: Start isEmpty. Operand 138524 states and 157838 transitions. [2018-07-24 03:39:30,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 844 [2018-07-24 03:39:30,318 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:39:30,318 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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 03:39:30,319 INFO L414 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:39:30,319 INFO L82 PathProgramCache]: Analyzing trace with hash -667199758, now seen corresponding path program 1 times [2018-07-24 03:39:30,319 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:39:30,319 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:39:30,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:39:30,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:39:30,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:39:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:39:31,404 WARN L169 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 15 [2018-07-24 03:39:31,939 WARN L169 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2018-07-24 03:39:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1121 backedges. 663 proven. 4 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-07-24 03:39:33,522 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:39:33,522 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 03:39:33,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:39:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:39:33,824 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:39:34,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1121 backedges. 667 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2018-07-24 03:39:34,245 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-24 03:39:34,245 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-07-24 03:39:34,248 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 03:39:34,248 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 03:39:34,248 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:39:34,248 INFO L87 Difference]: Start difference. First operand 138524 states and 157838 transitions. Second operand 5 states. Received shutdown request... [2018-07-24 03:39:51,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-24 03:39:51,427 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-24 03:39:51,436 WARN L202 ceAbstractionStarter]: Timeout [2018-07-24 03:39:51,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 03:39:51 BoogieIcfgContainer [2018-07-24 03:39:51,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 03:39:51,437 INFO L168 Benchmark]: Toolchain (without parser) took 239261.77 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -511.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-07-24 03:39:51,438 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 03:39:51,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4023.24 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: -93.8 MB). Peak memory consumption was 487.6 MB. Max. memory is 7.1 GB. [2018-07-24 03:39:51,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 744.34 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: 180.9 MB). Peak memory consumption was 180.9 MB. Max. memory is 7.1 GB. [2018-07-24 03:39:51,440 INFO L168 Benchmark]: Boogie Preprocessor took 2484.94 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: -1.1 GB). Peak memory consumption was 195.2 MB. Max. memory is 7.1 GB. [2018-07-24 03:39:51,442 INFO L168 Benchmark]: RCFGBuilder took 25264.56 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 234.4 MB). Free memory was 2.5 GB in the beginning and 2.1 GB in the end (delta: 367.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-07-24 03:39:51,443 INFO L168 Benchmark]: TraceAbstraction took 206739.28 ms. Allocated memory was 3.0 GB in the beginning and 3.8 GB in the end (delta: 822.1 MB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 184.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-07-24 03:39:51,448 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4023.24 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: -93.8 MB). Peak memory consumption was 487.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 744.34 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: 180.9 MB). Peak memory consumption was 180.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2484.94 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: -1.1 GB). Peak memory consumption was 195.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 25264.56 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 234.4 MB). Free memory was 2.5 GB in the beginning and 2.1 GB in the end (delta: 367.0 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 206739.28 ms. Allocated memory was 3.0 GB in the beginning and 3.8 GB in the end (delta: 822.1 MB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 184.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 160]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 160). Cancelled while BasicCegarLoop was constructing difference of abstraction (138524states) and interpolant automaton (currently 6 states, 5 states before enhancement), while ReachableStatesComputation was computing reachable states (116108 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1749 locations, 1 error locations. TIMEOUT Result, 206.6s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 192.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9745 SDtfs, 37374 SDslu, 3462 SDs, 0 SdLazy, 83510 SolverSat, 21284 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 165.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1458 GetRequests, 1421 SyntacticMatches, 10 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138524occurred 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: 4.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 60570 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 4041 NumberOfCodeBlocks, 4041 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 4032 ConstructedInterpolants, 0 QuantifiedInterpolants, 8167324 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1695 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 4095/4164 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_label30_true-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_03-39-51-463.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label30_true-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_03-39-51-463.csv Completed graceful shutdown