/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:34:22,014 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2019-11-07 01:34:22,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:34:22,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:34:22,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:34:22,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:34:22,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:34:22,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:34:22,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:34:22,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:34:22,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:34:22,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:34:22,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:34:22,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:34:22,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 01:34:22,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:34:22,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:34:22,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:34:22,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 01:34:22,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:34:22,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:34:22,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:34:22,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:34:22,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:34:22,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:34:22,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:34:22,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:34:22,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:34:22,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:34:22,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:34:22,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:34:22,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:34:22,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:34:22,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:34:22,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:34:22,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:34:22,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:34:22,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:34:22,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:34:22,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:34:22,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:34:22,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:34:22,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:34:22,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:34:22,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:34:22,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:34:22,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:34:22,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 01:34:22,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:34:22,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:34:22,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:34:22,412 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:34:22,412 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:34:22,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label14.c [2019-11-07 01:34:22,479 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c2e38e7/728638a030284c72bbf6c39135369442/FLAGaeab274c9 [2019-11-07 01:34:22,991 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:34:22,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label14.c [2019-11-07 01:34:23,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c2e38e7/728638a030284c72bbf6c39135369442/FLAGaeab274c9 [2019-11-07 01:34:23,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87c2e38e7/728638a030284c72bbf6c39135369442 [2019-11-07 01:34:23,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:34:23,339 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:34:23,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:34:23,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:34:23,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:34:23,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:34:23" (1/1) ... [2019-11-07 01:34:23,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@389c572b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:23, skipping insertion in model container [2019-11-07 01:34:23,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:34:23" (1/1) ... [2019-11-07 01:34:23,384 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:34:23,445 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:34:23,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:34:23,925 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:34:24,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:34:24,064 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:34:24,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24 WrapperNode [2019-11-07 01:34:24,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:34:24,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:34:24,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:34:24,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:34:24,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (1/1) ... [2019-11-07 01:34:24,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (1/1) ... [2019-11-07 01:34:24,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (1/1) ... [2019-11-07 01:34:24,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (1/1) ... [2019-11-07 01:34:24,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (1/1) ... [2019-11-07 01:34:24,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (1/1) ... [2019-11-07 01:34:24,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (1/1) ... [2019-11-07 01:34:24,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:34:24,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:34:24,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:34:24,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:34:24,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (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 [2019-11-07 01:34:24,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:34:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:34:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-07 01:34:24,249 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:34:24,249 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-07 01:34:24,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:34:24,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:34:24,249 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 01:34:24,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:34:24,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:34:24,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:34:26,097 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:34:26,097 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 01:34:26,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:34:26 BoogieIcfgContainer [2019-11-07 01:34:26,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:34:26,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:34:26,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:34:26,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:34:26,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:34:23" (1/3) ... [2019-11-07 01:34:26,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783dbe6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:34:26, skipping insertion in model container [2019-11-07 01:34:26,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:34:24" (2/3) ... [2019-11-07 01:34:26,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@783dbe6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:34:26, skipping insertion in model container [2019-11-07 01:34:26,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:34:26" (3/3) ... [2019-11-07 01:34:26,107 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label14.c [2019-11-07 01:34:26,117 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:34:26,125 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:34:26,136 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:34:26,162 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:34:26,162 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:34:26,163 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:34:26,164 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:34:26,164 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:34:26,164 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:34:26,164 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:34:26,165 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:34:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2019-11-07 01:34:26,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-07 01:34:26,210 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:34:26,211 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:34:26,213 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:34:26,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:34:26,219 INFO L82 PathProgramCache]: Analyzing trace with hash 826829223, now seen corresponding path program 1 times [2019-11-07 01:34:26,228 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 01:34:26,228 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326088506] [2019-11-07 01:34:26,229 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:34:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:34:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:34:26,718 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326088506] [2019-11-07 01:34:26,720 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:34:26,720 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:34:26,722 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559624402] [2019-11-07 01:34:26,729 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:34:26,730 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 01:34:26,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:34:26,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:34:26,747 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 3 states. [2019-11-07 01:34:27,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:34:27,246 INFO L93 Difference]: Finished difference Result 246 states and 454 transitions. [2019-11-07 01:34:27,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:34:27,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2019-11-07 01:34:27,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:34:27,273 INFO L225 Difference]: With dead ends: 246 [2019-11-07 01:34:27,274 INFO L226 Difference]: Without dead ends: 157 [2019-11-07 01:34:27,283 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:34:27,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-11-07 01:34:27,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2019-11-07 01:34:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-11-07 01:34:27,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 273 transitions. [2019-11-07 01:34:27,396 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 273 transitions. Word has length 77 [2019-11-07 01:34:27,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:34:27,398 INFO L462 AbstractCegarLoop]: Abstraction has 157 states and 273 transitions. [2019-11-07 01:34:27,398 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:34:27,399 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 273 transitions. [2019-11-07 01:34:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-07 01:34:27,408 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:34:27,409 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 01:34:27,409 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:34:27,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:34:27,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1195657410, now seen corresponding path program 1 times [2019-11-07 01:34:27,410 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 01:34:27,411 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924202560] [2019-11-07 01:34:27,411 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:34:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:34:27,575 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:34:27,575 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924202560] [2019-11-07 01:34:27,576 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:34:27,576 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 01:34:27,576 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386620825] [2019-11-07 01:34:27,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 01:34:27,578 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 01:34:27,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 01:34:27,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-07 01:34:27,579 INFO L87 Difference]: Start difference. First operand 157 states and 273 transitions. Second operand 6 states. [2019-11-07 01:34:28,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:34:28,120 INFO L93 Difference]: Finished difference Result 479 states and 861 transitions. [2019-11-07 01:34:28,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:34:28,121 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2019-11-07 01:34:28,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:34:28,126 INFO L225 Difference]: With dead ends: 479 [2019-11-07 01:34:28,126 INFO L226 Difference]: Without dead ends: 327 [2019-11-07 01:34:28,132 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-07 01:34:28,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2019-11-07 01:34:28,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 315. [2019-11-07 01:34:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2019-11-07 01:34:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 544 transitions. [2019-11-07 01:34:28,180 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 544 transitions. Word has length 87 [2019-11-07 01:34:28,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:34:28,181 INFO L462 AbstractCegarLoop]: Abstraction has 315 states and 544 transitions. [2019-11-07 01:34:28,181 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 01:34:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 544 transitions. [2019-11-07 01:34:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-07 01:34:28,187 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:34:28,187 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 01:34:28,188 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:34:28,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:34:28,192 INFO L82 PathProgramCache]: Analyzing trace with hash -2128679014, now seen corresponding path program 1 times [2019-11-07 01:34:28,192 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 01:34:28,193 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336783323] [2019-11-07 01:34:28,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:34:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:34:28,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:34:28,325 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336783323] [2019-11-07 01:34:28,325 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:34:28,325 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:34:28,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017223827] [2019-11-07 01:34:28,326 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:34:28,326 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 01:34:28,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:34:28,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:34:28,329 INFO L87 Difference]: Start difference. First operand 315 states and 544 transitions. Second operand 3 states. [2019-11-07 01:34:28,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:34:28,756 INFO L93 Difference]: Finished difference Result 852 states and 1498 transitions. [2019-11-07 01:34:28,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:34:28,758 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 88 [2019-11-07 01:34:28,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:34:28,763 INFO L225 Difference]: With dead ends: 852 [2019-11-07 01:34:28,763 INFO L226 Difference]: Without dead ends: 542 [2019-11-07 01:34:28,765 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:34:28,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2019-11-07 01:34:28,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 542. [2019-11-07 01:34:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2019-11-07 01:34:28,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 895 transitions. [2019-11-07 01:34:28,796 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 895 transitions. Word has length 88 [2019-11-07 01:34:28,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:34:28,797 INFO L462 AbstractCegarLoop]: Abstraction has 542 states and 895 transitions. [2019-11-07 01:34:28,797 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:34:28,797 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 895 transitions. [2019-11-07 01:34:28,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-07 01:34:28,801 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:34:28,801 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2019-11-07 01:34:28,801 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:34:28,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:34:28,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1484510563, now seen corresponding path program 1 times [2019-11-07 01:34:28,802 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 01:34:28,802 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158798212] [2019-11-07 01:34:28,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:34:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:34:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:34:28,891 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158798212] [2019-11-07 01:34:28,891 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170377136] [2019-11-07 01:34:28,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 01:34:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:34:29,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-07 01:34:29,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 01:34:29,117 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:34:29,117 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 01:34:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 01:34:29,217 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [831037277] [2019-11-07 01:34:29,246 INFO L159 IcfgInterpreter]: Started Sifa with 81 locations of interest [2019-11-07 01:34:29,246 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 01:34:29,252 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 01:34:29,259 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 01:34:29,260 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 01:34:29,525 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 100 for LOIs [2019-11-07 01:34:30,407 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 186 [2019-11-07 01:34:30,949 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 138 for LOIs [2019-11-07 01:34:31,186 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-07 01:34:31,297 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-11-07 01:34:31,713 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-07 01:34:31,914 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-07 01:34:32,355 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-07 01:34:32,646 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-07 01:34:33,049 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-07 01:34:33,346 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-07 01:34:33,752 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:33,986 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:34,891 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:35,137 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:35,488 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:35,699 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:36,077 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:36,351 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:36,934 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:37,109 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:37,384 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:37,554 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:38,035 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:38,211 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:38,630 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:38,837 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:39,082 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:39,256 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:39,508 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:39,685 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:39,946 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:40,102 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:40,364 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:40,520 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:40,738 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:40,918 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:41,179 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:41,334 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-07 01:34:41,556 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:41,732 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:41,960 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:42,167 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:42,435 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:42,744 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:43,287 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:43,604 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:43,972 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:44,147 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:44,368 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:44,551 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:44,811 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:44,987 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:45,299 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:45,476 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:45,802 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:45,979 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:46,246 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:46,438 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:47,138 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:47,452 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:47,717 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:47,913 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:48,208 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:48,387 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:48,626 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:48,808 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:49,045 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:49,243 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:49,511 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:49,676 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:50,077 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:50,400 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-07 01:34:50,724 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:50,876 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:51,113 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:51,272 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:51,474 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:51,622 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:51,946 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:52,255 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:52,511 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:52,657 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:52,854 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:53,001 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:53,232 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:53,381 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-07 01:34:53,563 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:53,693 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:53,914 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:54,047 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:54,228 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:54,357 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:54,543 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:54,676 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:54,900 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:55,175 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:55,680 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:55,832 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:56,042 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:56,193 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:56,530 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:56,798 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:57,082 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:57,231 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:57,437 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:57,587 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:57,781 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:57,964 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:58,314 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:58,586 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:58,930 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:59,060 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:59,242 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:59,371 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:59,554 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:59,684 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-07 01:34:59,859 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:34:59,987 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:00,167 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:00,304 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:00,521 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:00,659 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:00,857 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:01,000 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:01,198 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:01,344 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:01,545 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:01,677 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:01,850 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,009 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,183 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,307 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,479 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,606 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,780 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,909 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-07 01:35:02,920 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 61