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_label01.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:38:58,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:38:58,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:38:58,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:38:58,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:38:58,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:38:58,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:38:58,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:38:58,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:38:58,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:38:58,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:38:58,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:38:58,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:38:58,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:38:58,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:38:58,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:38:58,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:38:58,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:38:58,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:38:58,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:38:58,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:38:58,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:38:58,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:38:58,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:38:58,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:38:58,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:38:58,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:38:58,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:38:58,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:38:58,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:38:58,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:38:58,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:38:58,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:38:58,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:38:58,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:38:58,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:38:58,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:38:58,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:38:58,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:38:58,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:38:58,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:38:58,216 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 [2019-10-15 01:38:58,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:38:58,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:38:58,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:38:58,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:38:58,232 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:38:58,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:38:58,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:38:58,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:38:58,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:38:58,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:38:58,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:38:58,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:38:58,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:38:58,234 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:38:58,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:38:58,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:38:58,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:38:58,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:38:58,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:38:58,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:38:58,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:38:58,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:38:58,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:38:58,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:38:58,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:38:58,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:38:58,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:38:58,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:38:58,237 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 [2019-10-15 01:38:58,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:38:58,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:38:58,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:38:58,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:38:58,550 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:38:58,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label01.c [2019-10-15 01:38:58,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80fd1a050/d1970c8fa2574099abc3eba11b257a6f/FLAGff94fd662 [2019-10-15 01:38:59,195 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:38:59,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label01.c [2019-10-15 01:38:59,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80fd1a050/d1970c8fa2574099abc3eba11b257a6f/FLAGff94fd662 [2019-10-15 01:38:59,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80fd1a050/d1970c8fa2574099abc3eba11b257a6f [2019-10-15 01:38:59,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:38:59,433 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:38:59,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:38:59,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:38:59,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:38:59,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:38:59" (1/1) ... [2019-10-15 01:38:59,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7babf457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:59, skipping insertion in model container [2019-10-15 01:38:59,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:38:59" (1/1) ... [2019-10-15 01:38:59,449 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:38:59,501 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:39:00,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:39:00,032 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:39:00,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:39:00,213 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:39:00,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00 WrapperNode [2019-10-15 01:39:00,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:39:00,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:39:00,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:39:00,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:39:00,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... [2019-10-15 01:39:00,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... [2019-10-15 01:39:00,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... [2019-10-15 01:39:00,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... [2019-10-15 01:39:00,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... [2019-10-15 01:39:00,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... [2019-10-15 01:39:00,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... [2019-10-15 01:39:00,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:39:00,325 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:39:00,325 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:39:00,325 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:39:00,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:39:00,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:39:00,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:39:00,383 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-15 01:39:00,383 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:39:00,383 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-15 01:39:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:39:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:39:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 01:39:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:39:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:39:00,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:39:02,275 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:39:02,276 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 01:39:02,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:39:02 BoogieIcfgContainer [2019-10-15 01:39:02,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:39:02,283 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:39:02,285 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:39:02,290 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:39:02,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:38:59" (1/3) ... [2019-10-15 01:39:02,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3974c7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:39:02, skipping insertion in model container [2019-10-15 01:39:02,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:39:00" (2/3) ... [2019-10-15 01:39:02,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3974c7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:39:02, skipping insertion in model container [2019-10-15 01:39:02,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:39:02" (3/3) ... [2019-10-15 01:39:02,302 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label01.c [2019-10-15 01:39:02,320 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:39:02,329 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:39:02,341 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:39:02,373 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:39:02,374 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:39:02,393 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:39:02,393 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:39:02,397 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:39:02,397 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:39:02,398 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:39:02,398 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:39:02,419 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2019-10-15 01:39:02,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-10-15 01:39:02,429 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:39:02,430 INFO L380 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] [2019-10-15 01:39:02,432 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:39:02,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:39:02,438 INFO L82 PathProgramCache]: Analyzing trace with hash 826816100, now seen corresponding path program 1 times [2019-10-15 01:39:02,447 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 01:39:02,448 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596665496] [2019-10-15 01:39:02,448 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:02,448 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:02,449 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:39:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:39:02,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:39:02,999 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596665496] [2019-10-15 01:39:03,000 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:39:03,001 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:39:03,001 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890935745] [2019-10-15 01:39:03,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:39:03,007 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 01:39:03,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:39:03,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:39:03,024 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 3 states. [2019-10-15 01:39:03,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:39:03,521 INFO L93 Difference]: Finished difference Result 246 states and 454 transitions. [2019-10-15 01:39:03,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:39:03,523 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2019-10-15 01:39:03,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:39:03,541 INFO L225 Difference]: With dead ends: 246 [2019-10-15 01:39:03,541 INFO L226 Difference]: Without dead ends: 157 [2019-10-15 01:39:03,545 INFO L600 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 [2019-10-15 01:39:03,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2019-10-15 01:39:03,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2019-10-15 01:39:03,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-10-15 01:39:03,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 273 transitions. [2019-10-15 01:39:03,617 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 273 transitions. Word has length 77 [2019-10-15 01:39:03,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:39:03,618 INFO L462 AbstractCegarLoop]: Abstraction has 157 states and 273 transitions. [2019-10-15 01:39:03,618 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:39:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 273 transitions. [2019-10-15 01:39:03,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-10-15 01:39:03,623 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:39:03,624 INFO L380 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] [2019-10-15 01:39:03,624 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:39:03,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:39:03,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1195670533, now seen corresponding path program 1 times [2019-10-15 01:39:03,625 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 01:39:03,625 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120639567] [2019-10-15 01:39:03,625 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:03,625 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:03,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:39:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:39:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:39:03,761 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120639567] [2019-10-15 01:39:03,761 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:39:03,762 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:39:03,762 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672795192] [2019-10-15 01:39:03,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:39:03,765 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 01:39:03,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:39:03,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:39:03,766 INFO L87 Difference]: Start difference. First operand 157 states and 273 transitions. Second operand 6 states. [2019-10-15 01:39:04,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:39:04,402 INFO L93 Difference]: Finished difference Result 479 states and 861 transitions. [2019-10-15 01:39:04,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:39:04,403 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2019-10-15 01:39:04,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:39:04,412 INFO L225 Difference]: With dead ends: 479 [2019-10-15 01:39:04,412 INFO L226 Difference]: Without dead ends: 327 [2019-10-15 01:39:04,415 INFO L600 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 [2019-10-15 01:39:04,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2019-10-15 01:39:04,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 315. [2019-10-15 01:39:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2019-10-15 01:39:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 543 transitions. [2019-10-15 01:39:04,471 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 543 transitions. Word has length 87 [2019-10-15 01:39:04,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:39:04,472 INFO L462 AbstractCegarLoop]: Abstraction has 315 states and 543 transitions. [2019-10-15 01:39:04,472 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:39:04,472 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 543 transitions. [2019-10-15 01:39:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-10-15 01:39:04,479 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:39:04,479 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:39:04,479 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:39:04,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:39:04,480 INFO L82 PathProgramCache]: Analyzing trace with hash -498205204, now seen corresponding path program 1 times [2019-10-15 01:39:04,480 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 01:39:04,480 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006186779] [2019-10-15 01:39:04,480 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:04,481 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:04,481 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:39:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:39:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:39:04,638 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006186779] [2019-10-15 01:39:04,639 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647867085] [2019-10-15 01:39:04,639 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 [2019-10-15 01:39:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:39:04,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 01:39:04,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:39:04,879 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-15 01:39:04,880 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:39:04,982 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-15 01:39:04,983 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 01:39:04,983 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2019-10-15 01:39:04,984 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424825176] [2019-10-15 01:39:04,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:39:04,985 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 01:39:04,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:39:04,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:39:04,985 INFO L87 Difference]: Start difference. First operand 315 states and 543 transitions. Second operand 3 states. [2019-10-15 01:39:05,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:39:05,355 INFO L93 Difference]: Finished difference Result 929 states and 1656 transitions. [2019-10-15 01:39:05,356 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:39:05,356 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2019-10-15 01:39:05,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:39:05,362 INFO L225 Difference]: With dead ends: 929 [2019-10-15 01:39:05,363 INFO L226 Difference]: Without dead ends: 619 [2019-10-15 01:39:05,365 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 220 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:39:05,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2019-10-15 01:39:05,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 619. [2019-10-15 01:39:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 619 states. [2019-10-15 01:39:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 1027 transitions. [2019-10-15 01:39:05,406 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 1027 transitions. Word has length 111 [2019-10-15 01:39:05,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:39:05,406 INFO L462 AbstractCegarLoop]: Abstraction has 619 states and 1027 transitions. [2019-10-15 01:39:05,407 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:39:05,407 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1027 transitions. [2019-10-15 01:39:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-15 01:39:05,415 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:39:05,415 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:39:05,624 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:39:05,625 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:39:05,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:39:05,625 INFO L82 PathProgramCache]: Analyzing trace with hash 528989554, now seen corresponding path program 1 times [2019-10-15 01:39:05,626 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 01:39:05,626 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083345623] [2019-10-15 01:39:05,626 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:05,626 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:39:05,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:39:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:39:05,819 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:39:05,820 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083345623] [2019-10-15 01:39:05,820 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [191521402] [2019-10-15 01:39:05,820 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:39:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:39:05,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 01:39:05,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:39:06,053 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:39:06,053 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:39:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:39:06,164 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1578155274] [2019-10-15 01:39:06,194 INFO L162 IcfgInterpreter]: Started Sifa with 81 locations of interest [2019-10-15 01:39:06,194 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 01:39:06,201 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 01:39:06,209 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 01:39:06,210 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 01:39:06,510 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 100 for LOIs [2019-10-15 01:39:08,803 INFO L199 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 138 for LOIs [2019-10-15 01:39:09,358 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-10-15 01:39:09,512 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-10-15 01:39:09,676 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-15 01:39:09,959 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-10-15 01:39:10,061 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-10-15 01:39:10,223 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-10-15 01:39:10,584 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-10-15 01:39:10,749 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-10-15 01:39:11,081 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-10-15 01:39:11,263 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-10-15 01:39:11,413 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-15 01:39:11,693 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:11,832 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:12,033 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-15 01:39:12,639 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:12,757 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:12,906 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-10-15 01:39:13,107 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:13,234 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:13,357 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-10-15 01:39:13,623 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:13,743 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:13,874 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-15 01:39:14,344 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:14,463 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:14,587 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-10-15 01:39:14,771 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:14,894 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:15,029 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-15 01:39:15,497 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:15,615 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:15,744 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-15 01:39:15,970 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:16,089 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:16,216 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-15 01:39:16,443 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:16,562 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:16,687 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-10-15 01:39:16,889 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:17,019 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:17,144 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-10-15 01:39:17,324 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:17,443 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:17,577 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-10-15 01:39:17,766 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:17,892 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:18,019 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-15 01:39:18,257 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:18,375 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2019-10-15 01:39:18,505 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-15 01:39:18,667 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:18,780 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:18,940 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 01:39:19,122 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:19,235 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:19,353 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:19,519 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:19,632 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:19,750 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:19,929 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:20,046 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:20,164 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:20,343 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:20,457 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:20,577 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-10-15 01:39:20,742 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:20,854 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:20,974 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 01:39:21,170 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:21,283 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:21,404 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-15 01:39:21,593 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:21,705 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:21,825 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-10-15 01:39:22,013 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:22,126 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:22,253 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 01:39:22,453 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:22,565 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:22,685 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 01:39:23,057 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:23,170 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:23,314 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:23,484 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:23,597 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:23,718 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 01:39:23,911 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:24,022 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:24,139 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:24,307 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:24,425 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:24,546 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-10-15 01:39:24,723 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:24,838 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:24,959 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 01:39:25,273 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:25,475 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:25,609 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:25,780 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:25,907 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-10-15 01:39:26,028 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-10-15 01:39:26,187 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:26,295 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:26,408 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:26,565 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:26,672 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:26,785 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-10-15 01:39:26,940 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:27,051 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:27,166 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-10-15 01:39:27,327 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:27,434 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:27,559 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-15 01:39:27,738 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:27,846 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:27,958 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:28,118 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:28,235 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:28,354 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:28,511 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:28,619 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-10-15 01:39:28,734 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-10-15 01:39:29,081 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 01:39:29,424 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-10-15 01:39:29,782 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-10-15 01:39:30,129 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-10-15 01:39:30,494 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-15 01:39:31,023 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-10-15 01:39:31,371 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-15 01:39:31,740 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-10-15 01:39:32,008 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-10-15 01:39:32,111 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-10-15 01:39:32,457 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-10-15 01:39:32,613 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-10-15 01:39:32,714 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-10-15 01:39:32,815 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-10-15 01:39:33,159 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-10-15 01:39:33,515 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-10-15 01:39:33,860 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-10-15 01:39:34,206 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-10-15 01:39:34,540 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-10-15 01:39:35,870 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-10-15 01:39:36,205 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-10-15 01:39:37,618 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-10-15 01:39:37,722 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-10-15 01:39:37,872 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 179 [2019-10-15 01:39:37,874 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 13 [2019-10-15 01:39:39,880 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 200790 conjuctions. This might take some time...