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_label51_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 01:16:05,962 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 01:16:05,964 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 01:16:05,975 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 01:16:05,976 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 01:16:05,977 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 01:16:05,978 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 01:16:05,980 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 01:16:05,982 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 01:16:05,982 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 01:16:05,983 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 01:16:05,984 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 01:16:05,985 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 01:16:05,985 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 01:16:05,987 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 01:16:05,987 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 01:16:05,988 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 01:16:05,990 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 01:16:05,992 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 01:16:05,994 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 01:16:05,995 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 01:16:05,996 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 01:16:06,001 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 01:16:06,001 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 01:16:06,002 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 01:16:06,003 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 01:16:06,004 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 01:16:06,004 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 01:16:06,005 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 01:16:06,006 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 01:16:06,007 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 01:16:06,007 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-07-24 01:16:06,010 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 01:16:06,039 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 01:16:06,039 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 01:16:06,040 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 01:16:06,040 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-24 01:16:06,041 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-24 01:16:06,041 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-24 01:16:06,043 INFO L133 SettingsManager]: * Use SBE=true [2018-07-24 01:16:06,044 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 01:16:06,044 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 01:16:06,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 01:16:06,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 01:16:06,044 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 01:16:06,045 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 01:16:06,045 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 01:16:06,045 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 01:16:06,045 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 01:16:06,046 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 01:16:06,046 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 01:16:06,046 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 01:16:06,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 01:16:06,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 01:16:06,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 01:16:06,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 01:16:06,049 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-24 01:16:06,049 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 01:16:06,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 01:16:06,049 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 01:16:06,049 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 01:16:06,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 01:16:06,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 01:16:06,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 01:16:06,139 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 01:16:06,139 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 01:16:06,140 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label51_false-unreach-call.c [2018-07-24 01:16:06,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055a11cfc/103430e2a20c493e822d12208754ad86/FLAG5dcba405c [2018-07-24 01:16:07,067 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 01:16:07,068 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label51_false-unreach-call.c [2018-07-24 01:16:07,112 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055a11cfc/103430e2a20c493e822d12208754ad86/FLAG5dcba405c [2018-07-24 01:16:07,128 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/055a11cfc/103430e2a20c493e822d12208754ad86 [2018-07-24 01:16:07,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 01:16:07,140 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 01:16:07,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 01:16:07,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 01:16:07,148 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 01:16:07,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:16:07" (1/1) ... [2018-07-24 01:16:07,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b48385f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:07, skipping insertion in model container [2018-07-24 01:16:07,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 01:16:07" (1/1) ... [2018-07-24 01:16:07,576 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 01:16:09,253 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 01:16:09,271 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 01:16:10,398 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 01:16:11,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11 WrapperNode [2018-07-24 01:16:11,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 01:16:11,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 01:16:11,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 01:16:11,210 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 01:16:11,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:11,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:12,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 01:16:12,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 01:16:12,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 01:16:12,245 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 01:16:12,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:12,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:12,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:12,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:14,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:14,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:14,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (1/1) ... [2018-07-24 01:16:14,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 01:16:14,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 01:16:14,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 01:16:14,799 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 01:16:14,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (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 01:16:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-24 01:16:14,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 01:16:14,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 01:16:36,233 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 01:16:36,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:16:36 BoogieIcfgContainer [2018-07-24 01:16:36,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 01:16:36,235 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 01:16:36,235 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 01:16:36,239 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 01:16:36,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 01:16:07" (1/3) ... [2018-07-24 01:16:36,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457210aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:16:36, skipping insertion in model container [2018-07-24 01:16:36,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 01:16:11" (2/3) ... [2018-07-24 01:16:36,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@457210aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 01:16:36, skipping insertion in model container [2018-07-24 01:16:36,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 01:16:36" (3/3) ... [2018-07-24 01:16:36,243 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label51_false-unreach-call.c [2018-07-24 01:16:36,253 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 01:16:36,263 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 01:16:36,327 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 01:16:36,328 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 01:16:36,328 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 01:16:36,329 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 01:16:36,329 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 01:16:36,329 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 01:16:36,329 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 01:16:36,329 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 01:16:36,329 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 01:16:36,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states. [2018-07-24 01:16:36,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-07-24 01:16:36,390 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:16:36,391 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 01:16:36,392 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:16:36,397 INFO L82 PathProgramCache]: Analyzing trace with hash 670581594, now seen corresponding path program 1 times [2018-07-24 01:16:36,399 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:16:36,400 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:16:36,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:16:36,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:16:36,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:16:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:16:36,730 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 01:16:36,734 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:16:36,735 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:16:36,740 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:16:36,755 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:16:36,756 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:16:36,759 INFO L87 Difference]: Start difference. First operand 1749 states. Second operand 4 states. [2018-07-24 01:17:04,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:17:04,248 INFO L93 Difference]: Finished difference Result 6322 states and 12078 transitions. [2018-07-24 01:17:04,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:17:04,250 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2018-07-24 01:17:04,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:17:04,310 INFO L225 Difference]: With dead ends: 6322 [2018-07-24 01:17:04,310 INFO L226 Difference]: Without dead ends: 4566 [2018-07-24 01:17:04,323 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 01:17:04,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4566 states. [2018-07-24 01:17:04,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4566 to 4562. [2018-07-24 01:17:04,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4562 states. [2018-07-24 01:17:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4562 states to 4562 states and 7763 transitions. [2018-07-24 01:17:04,525 INFO L78 Accepts]: Start accepts. Automaton has 4562 states and 7763 transitions. Word has length 18 [2018-07-24 01:17:04,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:17:04,526 INFO L471 AbstractCegarLoop]: Abstraction has 4562 states and 7763 transitions. [2018-07-24 01:17:04,526 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:17:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4562 states and 7763 transitions. [2018-07-24 01:17:04,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-07-24 01:17:04,529 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:17:04,530 INFO L353 BasicCegarLoop]: trace histogram [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 01:17:04,530 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:17:04,531 INFO L82 PathProgramCache]: Analyzing trace with hash 586332882, now seen corresponding path program 1 times [2018-07-24 01:17:04,531 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:17:04,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:17:04,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:17:04,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:17:04,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:17:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:17:04,910 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:17:04,910 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:17:04,910 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:17:04,912 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:17:04,912 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:17:04,913 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:17:04,913 INFO L87 Difference]: Start difference. First operand 4562 states and 7763 transitions. Second operand 4 states. [2018-07-24 01:17:31,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:17:31,944 INFO L93 Difference]: Finished difference Result 17536 states and 30099 transitions. [2018-07-24 01:17:31,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:17:31,946 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-07-24 01:17:31,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:17:32,008 INFO L225 Difference]: With dead ends: 17536 [2018-07-24 01:17:32,008 INFO L226 Difference]: Without dead ends: 12976 [2018-07-24 01:17:32,017 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 01:17:32,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12976 states. [2018-07-24 01:17:32,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12976 to 8660. [2018-07-24 01:17:32,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8660 states. [2018-07-24 01:17:32,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8660 states to 8660 states and 14380 transitions. [2018-07-24 01:17:32,208 INFO L78 Accepts]: Start accepts. Automaton has 8660 states and 14380 transitions. Word has length 88 [2018-07-24 01:17:32,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:17:32,209 INFO L471 AbstractCegarLoop]: Abstraction has 8660 states and 14380 transitions. [2018-07-24 01:17:32,209 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:17:32,209 INFO L276 IsEmpty]: Start isEmpty. Operand 8660 states and 14380 transitions. [2018-07-24 01:17:32,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-07-24 01:17:32,213 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:17:32,214 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 01:17:32,214 INFO L414 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:17:32,214 INFO L82 PathProgramCache]: Analyzing trace with hash 872305381, now seen corresponding path program 1 times [2018-07-24 01:17:32,214 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:17:32,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:17:32,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:17:32,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:17:32,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:17:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:17:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:17:32,412 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:17:32,412 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:17:32,412 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:17:32,413 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:17:32,413 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:17:32,413 INFO L87 Difference]: Start difference. First operand 8660 states and 14380 transitions. Second operand 4 states. [2018-07-24 01:17:56,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:17:56,712 INFO L93 Difference]: Finished difference Result 33813 states and 56473 transitions. [2018-07-24 01:17:56,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:17:56,713 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 110 [2018-07-24 01:17:56,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:17:56,791 INFO L225 Difference]: With dead ends: 33813 [2018-07-24 01:17:56,791 INFO L226 Difference]: Without dead ends: 25155 [2018-07-24 01:17:56,805 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:17:56,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25155 states. [2018-07-24 01:17:57,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25155 to 16865. [2018-07-24 01:17:57,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16865 states. [2018-07-24 01:17:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16865 states to 16865 states and 24314 transitions. [2018-07-24 01:17:57,211 INFO L78 Accepts]: Start accepts. Automaton has 16865 states and 24314 transitions. Word has length 110 [2018-07-24 01:17:57,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:17:57,212 INFO L471 AbstractCegarLoop]: Abstraction has 16865 states and 24314 transitions. [2018-07-24 01:17:57,212 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:17:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 16865 states and 24314 transitions. [2018-07-24 01:17:57,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-07-24 01:17:57,220 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:17:57,220 INFO L353 BasicCegarLoop]: trace histogram [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] [2018-07-24 01:17:57,221 INFO L414 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:17:57,221 INFO L82 PathProgramCache]: Analyzing trace with hash -453547303, now seen corresponding path program 1 times [2018-07-24 01:17:57,221 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:17:57,222 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:17:57,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:17:57,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:17:57,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:17:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:17:57,569 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 01:17:57,570 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:17:57,570 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:17:57,571 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:17:57,571 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:17:57,571 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:17:57,571 INFO L87 Difference]: Start difference. First operand 16865 states and 24314 transitions. Second operand 4 states. [2018-07-24 01:18:21,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:18:21,413 INFO L93 Difference]: Finished difference Result 65426 states and 94868 transitions. [2018-07-24 01:18:21,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:18:21,422 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2018-07-24 01:18:21,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:18:21,502 INFO L225 Difference]: With dead ends: 65426 [2018-07-24 01:18:21,503 INFO L226 Difference]: Without dead ends: 48563 [2018-07-24 01:18:21,524 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 01:18:21,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48563 states. [2018-07-24 01:18:22,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48563 to 48550. [2018-07-24 01:18:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48550 states. [2018-07-24 01:18:22,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48550 states to 48550 states and 63476 transitions. [2018-07-24 01:18:22,128 INFO L78 Accepts]: Start accepts. Automaton has 48550 states and 63476 transitions. Word has length 119 [2018-07-24 01:18:22,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:18:22,128 INFO L471 AbstractCegarLoop]: Abstraction has 48550 states and 63476 transitions. [2018-07-24 01:18:22,128 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:18:22,129 INFO L276 IsEmpty]: Start isEmpty. Operand 48550 states and 63476 transitions. [2018-07-24 01:18:22,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-07-24 01:18:22,131 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:18:22,132 INFO L353 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:18:22,132 INFO L414 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:18:22,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1820684780, now seen corresponding path program 1 times [2018-07-24 01:18:22,132 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:18:22,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:18:22,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:18:22,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:18:22,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:18:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:18:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-07-24 01:18:22,506 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:18:22,506 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 01:18:22,507 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:18:22,507 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:18:22,510 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:18:22,511 INFO L87 Difference]: Start difference. First operand 48550 states and 63476 transitions. Second operand 4 states. [2018-07-24 01:18:45,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:18:45,887 INFO L93 Difference]: Finished difference Result 181937 states and 237519 transitions. [2018-07-24 01:18:45,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:18:45,887 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 181 [2018-07-24 01:18:45,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:18:46,095 INFO L225 Difference]: With dead ends: 181937 [2018-07-24 01:18:46,095 INFO L226 Difference]: Without dead ends: 133389 [2018-07-24 01:18:46,153 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 01:18:46,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133389 states. [2018-07-24 01:18:47,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133389 to 133269. [2018-07-24 01:18:47,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133269 states. [2018-07-24 01:18:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133269 states to 133269 states and 163798 transitions. [2018-07-24 01:18:47,573 INFO L78 Accepts]: Start accepts. Automaton has 133269 states and 163798 transitions. Word has length 181 [2018-07-24 01:18:47,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:18:47,573 INFO L471 AbstractCegarLoop]: Abstraction has 133269 states and 163798 transitions. [2018-07-24 01:18:47,574 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:18:47,574 INFO L276 IsEmpty]: Start isEmpty. Operand 133269 states and 163798 transitions. [2018-07-24 01:18:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2018-07-24 01:18:47,592 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:18:47,592 INFO L353 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 01:18:47,592 INFO L414 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:18:47,593 INFO L82 PathProgramCache]: Analyzing trace with hash -724935844, now seen corresponding path program 1 times [2018-07-24 01:18:47,593 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:18:47,593 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:18:47,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:18:47,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:18:47,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:18:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:18:48,153 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-24 01:18:48,453 WARN L169 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 18 [2018-07-24 01:18:48,994 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-07-24 01:18:48,994 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:18:48,994 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 01:18:48,995 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 01:18:48,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 01:18:48,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-07-24 01:18:48,995 INFO L87 Difference]: Start difference. First operand 133269 states and 163798 transitions. Second operand 7 states. [2018-07-24 01:19:19,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:19:19,554 INFO L93 Difference]: Finished difference Result 304799 states and 370861 transitions. [2018-07-24 01:19:19,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 01:19:19,555 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 504 [2018-07-24 01:19:19,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:19:19,777 INFO L225 Difference]: With dead ends: 304799 [2018-07-24 01:19:19,777 INFO L226 Difference]: Without dead ends: 172898 [2018-07-24 01:19:19,850 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2018-07-24 01:19:19,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172898 states. [2018-07-24 01:19:21,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172898 to 164694. [2018-07-24 01:19:21,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164694 states. [2018-07-24 01:19:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164694 states to 164694 states and 196579 transitions. [2018-07-24 01:19:22,400 INFO L78 Accepts]: Start accepts. Automaton has 164694 states and 196579 transitions. Word has length 504 [2018-07-24 01:19:22,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:19:22,400 INFO L471 AbstractCegarLoop]: Abstraction has 164694 states and 196579 transitions. [2018-07-24 01:19:22,401 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 01:19:22,401 INFO L276 IsEmpty]: Start isEmpty. Operand 164694 states and 196579 transitions. [2018-07-24 01:19:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2018-07-24 01:19:22,420 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:19:22,421 INFO L353 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 01:19:22,421 INFO L414 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:19:22,422 INFO L82 PathProgramCache]: Analyzing trace with hash 1664137206, now seen corresponding path program 1 times [2018-07-24 01:19:22,422 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:19:22,423 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:19:22,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:19:22,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:19:22,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:19:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:19:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-07-24 01:19:22,913 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:19:22,913 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 01:19:22,914 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 01:19:22,914 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 01:19:22,914 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 01:19:22,915 INFO L87 Difference]: Start difference. First operand 164694 states and 196579 transitions. Second operand 4 states. [2018-07-24 01:19:42,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 01:19:42,496 INFO L93 Difference]: Finished difference Result 389492 states and 468305 transitions. [2018-07-24 01:19:42,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 01:19:42,497 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 532 [2018-07-24 01:19:42,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 01:19:42,738 INFO L225 Difference]: With dead ends: 389492 [2018-07-24 01:19:42,738 INFO L226 Difference]: Without dead ends: 224799 [2018-07-24 01:19:42,818 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 01:19:42,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224799 states. [2018-07-24 01:19:45,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224799 to 222055. [2018-07-24 01:19:45,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222055 states. [2018-07-24 01:19:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222055 states to 222055 states and 252768 transitions. [2018-07-24 01:19:45,650 INFO L78 Accepts]: Start accepts. Automaton has 222055 states and 252768 transitions. Word has length 532 [2018-07-24 01:19:45,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 01:19:45,651 INFO L471 AbstractCegarLoop]: Abstraction has 222055 states and 252768 transitions. [2018-07-24 01:19:45,651 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 01:19:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 222055 states and 252768 transitions. [2018-07-24 01:19:45,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 923 [2018-07-24 01:19:45,696 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 01:19:45,697 INFO L353 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 01:19:45,697 INFO L414 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 01:19:45,698 INFO L82 PathProgramCache]: Analyzing trace with hash -337154192, now seen corresponding path program 1 times [2018-07-24 01:19:45,698 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 01:19:45,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 01:19:45,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:19:45,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 01:19:45,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 01:19:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 01:19:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 537 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-07-24 01:19:48,192 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 01:19:48,192 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-24 01:19:48,193 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 01:19:48,194 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 01:19:48,194 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 01:19:48,194 INFO L87 Difference]: Start difference. First operand 222055 states and 252768 transitions. Second operand 5 states. Received shutdown request... [2018-07-24 01:20:05,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-24 01:20:05,048 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-24 01:20:05,053 WARN L202 ceAbstractionStarter]: Timeout [2018-07-24 01:20:05,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 01:20:05 BoogieIcfgContainer [2018-07-24 01:20:05,053 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 01:20:05,054 INFO L168 Benchmark]: Toolchain (without parser) took 237914.86 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -284.0 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-07-24 01:20:05,055 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 01:20:05,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4067.17 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 194.5 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -112.7 MB). Peak memory consumption was 492.9 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:05,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 1034.91 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: 202.0 MB). Peak memory consumption was 202.0 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:05,058 INFO L168 Benchmark]: Boogie Preprocessor took 2553.43 ms. Allocated memory was 1.7 GB in the beginning and 2.8 GB in the end (delta: 1.1 GB). Free memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 230.8 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:05,058 INFO L168 Benchmark]: RCFGBuilder took 21436.09 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 220.7 MB). Free memory was 2.5 GB in the beginning and 2.2 GB in the end (delta: 348.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-07-24 01:20:05,059 INFO L168 Benchmark]: TraceAbstraction took 208818.27 ms. Allocated memory was 3.0 GB in the beginning and 3.4 GB in the end (delta: 385.9 MB). Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 492.5 MB). Peak memory consumption was 878.4 MB. Max. memory is 7.1 GB. [2018-07-24 01:20:05,065 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4067.17 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 194.5 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -112.7 MB). Peak memory consumption was 492.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 1034.91 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: 202.0 MB). Peak memory consumption was 202.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2553.43 ms. Allocated memory was 1.7 GB in the beginning and 2.8 GB in the end (delta: 1.1 GB). Free memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 230.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 21436.09 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 220.7 MB). Free memory was 2.5 GB in the beginning and 2.2 GB in the end (delta: 348.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 208818.27 ms. Allocated memory was 3.0 GB in the beginning and 3.4 GB in the end (delta: 385.9 MB). Free memory was 2.2 GB in the beginning and 1.7 GB in the end (delta: 492.5 MB). Peak memory consumption was 878.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 67]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 67). Cancelled while BasicCegarLoop was constructing difference of abstraction (222055states) and interpolant automaton (currently 5 states, 5 states before enhancement), while ReachableStatesComputation was computing reachable states (161919 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1749 locations, 1 error locations. TIMEOUT Result, 208.7s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 194.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9112 SDtfs, 37433 SDslu, 3070 SDs, 0 SdLazy, 71319 SolverSat, 18229 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 165.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 10 SyntacticMatches, 4 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=222055occurred in iteration=7, 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: 8.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 23691 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 2474 NumberOfCodeBlocks, 2474 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2466 ConstructedInterpolants, 0 QuantifiedInterpolants, 3304964 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 1784/1784 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_label51_false-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_01-20-05-080.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label51_false-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_01-20-05-080.csv Completed graceful shutdown