/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/id_i20_o20-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 13:24:38,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 13:24:38,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 13:24:38,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 13:24:38,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 13:24:38,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 13:24:38,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 13:24:38,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 13:24:38,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 13:24:38,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 13:24:38,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 13:24:38,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 13:24:38,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 13:24:38,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 13:24:38,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 13:24:38,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 13:24:38,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 13:24:38,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 13:24:38,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 13:24:38,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 13:24:38,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 13:24:38,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 13:24:38,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 13:24:38,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 13:24:38,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 13:24:38,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 13:24:38,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 13:24:38,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 13:24:38,183 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 [2020-07-21 13:24:38,197 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 13:24:38,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 13:24:38,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 13:24:38,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 13:24:38,199 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 13:24:38,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 13:24:38,199 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 13:24:38,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 13:24:38,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 13:24:38,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 13:24:38,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 13:24:38,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 13:24:38,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 13:24:38,201 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 13:24:38,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 13:24:38,201 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 13:24:38,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 13:24:38,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 13:24:38,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 13:24:38,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 13:24:38,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 13:24:38,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 13:24:38,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 13:24:38,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 13:24:38,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 13:24:38,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 13:24:38,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:38,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 13:24:38,204 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 13:24:38,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 13:24:38,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 13:24:38,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 13:24:38,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 13:24:38,576 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 13:24:38,576 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 13:24:38,578 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/id_i20_o20-2.c [2020-07-21 13:24:38,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c8852fb/a67d263d96c9481583982c10ae37644d/FLAG93456dc54 [2020-07-21 13:24:39,226 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 13:24:39,229 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/id_i20_o20-2.c [2020-07-21 13:24:39,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c8852fb/a67d263d96c9481583982c10ae37644d/FLAG93456dc54 [2020-07-21 13:24:39,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c8852fb/a67d263d96c9481583982c10ae37644d [2020-07-21 13:24:39,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 13:24:39,649 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 13:24:39,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 13:24:39,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 13:24:39,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 13:24:39,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e819aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39, skipping insertion in model container [2020-07-21 13:24:39,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 13:24:39,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 13:24:39,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 13:24:39,927 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 13:24:39,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 13:24:39,963 INFO L208 MainTranslator]: Completed translation [2020-07-21 13:24:39,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39 WrapperNode [2020-07-21 13:24:39,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 13:24:39,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 13:24:39,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 13:24:39,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 13:24:39,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (1/1) ... [2020-07-21 13:24:39,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 13:24:39,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 13:24:39,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 13:24:39,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 13:24:39,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (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 [2020-07-21 13:24:40,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 13:24:40,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 13:24:40,145 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2020-07-21 13:24:40,145 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 13:24:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 13:24:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 13:24:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure id [2020-07-21 13:24:40,145 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 13:24:40,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 13:24:40,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 13:24:40,323 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 13:24:40,324 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-21 13:24:40,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:24:40 BoogieIcfgContainer [2020-07-21 13:24:40,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 13:24:40,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 13:24:40,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 13:24:40,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 13:24:40,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:24:39" (1/3) ... [2020-07-21 13:24:40,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f816c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:24:40, skipping insertion in model container [2020-07-21 13:24:40,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:24:39" (2/3) ... [2020-07-21 13:24:40,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f816c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:24:40, skipping insertion in model container [2020-07-21 13:24:40,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:24:40" (3/3) ... [2020-07-21 13:24:40,337 INFO L109 eAbstractionObserver]: Analyzing ICFG id_i20_o20-2.c [2020-07-21 13:24:40,349 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 13:24:40,357 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 13:24:40,373 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 13:24:40,399 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 13:24:40,400 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 13:24:40,400 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 13:24:40,400 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 13:24:40,401 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 13:24:40,401 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 13:24:40,401 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 13:24:40,401 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 13:24:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2020-07-21 13:24:40,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-21 13:24:40,429 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:40,430 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:40,430 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:40,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:40,436 INFO L82 PathProgramCache]: Analyzing trace with hash -872342019, now seen corresponding path program 1 times [2020-07-21 13:24:40,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:40,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [842868624] [2020-07-21 13:24:40,444 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:40,512 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:40,512 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:40,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 13:24:40,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:24:40,666 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:24:40,670 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [842868624] [2020-07-21 13:24:40,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:24:40,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 13:24:40,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820431438] [2020-07-21 13:24:40,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 13:24:40,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:40,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 13:24:40,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:24:40,692 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 5 states. [2020-07-21 13:24:40,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:40,801 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2020-07-21 13:24:40,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 13:24:40,804 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-21 13:24:40,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:40,815 INFO L225 Difference]: With dead ends: 30 [2020-07-21 13:24:40,815 INFO L226 Difference]: Without dead ends: 18 [2020-07-21 13:24:40,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 13:24:40,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-07-21 13:24:40,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-07-21 13:24:40,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-21 13:24:40,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2020-07-21 13:24:40,871 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 13 [2020-07-21 13:24:40,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:40,872 INFO L479 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2020-07-21 13:24:40,872 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 13:24:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-21 13:24:40,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-21 13:24:40,874 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:40,874 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:41,087 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:41,088 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:41,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:41,089 INFO L82 PathProgramCache]: Analyzing trace with hash -953570577, now seen corresponding path program 1 times [2020-07-21 13:24:41,090 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:41,090 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [46198781] [2020-07-21 13:24:41,091 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:41,128 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:41,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:41,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:24:41,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:41,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-21 13:24:41,212 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:41,382 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:41,385 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:41,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-21 13:24:41,425 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [46198781] [2020-07-21 13:24:41,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:41,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2020-07-21 13:24:41,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784029841] [2020-07-21 13:24:41,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-21 13:24:41,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:41,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-21 13:24:41,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-21 13:24:41,429 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 9 states. [2020-07-21 13:24:41,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:41,500 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2020-07-21 13:24:41,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 13:24:41,501 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2020-07-21 13:24:41,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:41,502 INFO L225 Difference]: With dead ends: 25 [2020-07-21 13:24:41,502 INFO L226 Difference]: Without dead ends: 21 [2020-07-21 13:24:41,504 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 4 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-07-21 13:24:41,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-21 13:24:41,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-21 13:24:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-21 13:24:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2020-07-21 13:24:41,511 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 19 [2020-07-21 13:24:41,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:41,512 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2020-07-21 13:24:41,512 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-21 13:24:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-21 13:24:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-21 13:24:41,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:41,514 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:41,729 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:41,730 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:41,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:41,731 INFO L82 PathProgramCache]: Analyzing trace with hash 397359997, now seen corresponding path program 2 times [2020-07-21 13:24:41,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:41,731 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [187758645] [2020-07-21 13:24:41,732 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:41,775 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:41,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:41,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 13:24:41,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:41,855 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-21 13:24:41,856 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:42,113 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:42,115 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:42,166 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:42,167 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:42,208 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-07-21 13:24:42,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [187758645] [2020-07-21 13:24:42,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:42,209 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 11 [2020-07-21 13:24:42,209 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358320636] [2020-07-21 13:24:42,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-21 13:24:42,210 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:42,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-21 13:24:42,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-21 13:24:42,211 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 11 states. [2020-07-21 13:24:42,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:42,287 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-07-21 13:24:42,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 13:24:42,288 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 25 [2020-07-21 13:24:42,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:42,289 INFO L225 Difference]: With dead ends: 28 [2020-07-21 13:24:42,289 INFO L226 Difference]: Without dead ends: 24 [2020-07-21 13:24:42,291 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 34 SyntacticMatches, 6 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2020-07-21 13:24:42,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-07-21 13:24:42,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-07-21 13:24:42,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-21 13:24:42,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2020-07-21 13:24:42,299 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 25 [2020-07-21 13:24:42,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:42,300 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2020-07-21 13:24:42,300 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-21 13:24:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-21 13:24:42,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-21 13:24:42,301 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:42,302 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:42,515 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:42,516 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:42,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:42,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1198310127, now seen corresponding path program 3 times [2020-07-21 13:24:42,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:42,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [135985576] [2020-07-21 13:24:42,518 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:42,564 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:42,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:42,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 13:24:42,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:42,619 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-21 13:24:42,620 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:42,963 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:43,063 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:43,117 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:43,152 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-07-21 13:24:43,153 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [135985576] [2020-07-21 13:24:43,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:43,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 13 [2020-07-21 13:24:43,154 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864737943] [2020-07-21 13:24:43,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-21 13:24:43,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:43,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-21 13:24:43,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-07-21 13:24:43,156 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 13 states. [2020-07-21 13:24:43,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:43,258 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2020-07-21 13:24:43,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 13:24:43,260 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 31 [2020-07-21 13:24:43,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:43,261 INFO L225 Difference]: With dead ends: 31 [2020-07-21 13:24:43,261 INFO L226 Difference]: Without dead ends: 27 [2020-07-21 13:24:43,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 42 SyntacticMatches, 8 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2020-07-21 13:24:43,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-07-21 13:24:43,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-07-21 13:24:43,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-07-21 13:24:43,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2020-07-21 13:24:43,269 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 31 [2020-07-21 13:24:43,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:43,269 INFO L479 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2020-07-21 13:24:43,269 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-21 13:24:43,270 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-21 13:24:43,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-21 13:24:43,271 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:43,271 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:43,472 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:43,472 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:43,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:43,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1080764669, now seen corresponding path program 4 times [2020-07-21 13:24:43,473 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:43,474 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1558251188] [2020-07-21 13:24:43,475 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:43,510 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:43,511 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:43,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-21 13:24:43,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:43,585 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-07-21 13:24:43,586 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:44,113 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,114 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,256 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,258 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,335 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,336 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,383 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,384 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-21 13:24:44,425 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1558251188] [2020-07-21 13:24:44,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:44,426 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13] total 15 [2020-07-21 13:24:44,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326357679] [2020-07-21 13:24:44,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-21 13:24:44,427 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:44,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-21 13:24:44,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-07-21 13:24:44,428 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 15 states. [2020-07-21 13:24:44,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:44,535 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2020-07-21 13:24:44,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 13:24:44,541 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2020-07-21 13:24:44,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:44,542 INFO L225 Difference]: With dead ends: 34 [2020-07-21 13:24:44,542 INFO L226 Difference]: Without dead ends: 30 [2020-07-21 13:24:44,543 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 50 SyntacticMatches, 10 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2020-07-21 13:24:44,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-21 13:24:44,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-07-21 13:24:44,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-21 13:24:44,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2020-07-21 13:24:44,550 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 37 [2020-07-21 13:24:44,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:44,550 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2020-07-21 13:24:44,550 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-21 13:24:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-21 13:24:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-21 13:24:44,552 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:44,552 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:44,755 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:44,757 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:44,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:44,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1752970513, now seen corresponding path program 5 times [2020-07-21 13:24:44,758 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:44,759 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [848215887] [2020-07-21 13:24:44,759 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:44,804 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:44,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:44,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 13:24:44,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-21 13:24:44,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:45,681 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:45,882 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:45,883 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:46,014 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:46,016 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:46,109 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:46,110 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:46,162 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:46,163 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:46,204 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-21 13:24:46,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [848215887] [2020-07-21 13:24:46,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:46,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15] total 17 [2020-07-21 13:24:46,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124471047] [2020-07-21 13:24:46,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-21 13:24:46,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:46,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-21 13:24:46,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-07-21 13:24:46,207 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 17 states. [2020-07-21 13:24:46,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:46,344 INFO L93 Difference]: Finished difference Result 37 states and 38 transitions. [2020-07-21 13:24:46,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-21 13:24:46,345 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 43 [2020-07-21 13:24:46,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:46,346 INFO L225 Difference]: With dead ends: 37 [2020-07-21 13:24:46,346 INFO L226 Difference]: Without dead ends: 33 [2020-07-21 13:24:46,347 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 58 SyntacticMatches, 12 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=342, Unknown=0, NotChecked=0, Total=506 [2020-07-21 13:24:46,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-21 13:24:46,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-21 13:24:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-21 13:24:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2020-07-21 13:24:46,355 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 43 [2020-07-21 13:24:46,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:46,355 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2020-07-21 13:24:46,355 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-21 13:24:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-21 13:24:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-07-21 13:24:46,358 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:46,358 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:46,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:46,559 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:46,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:46,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1590630787, now seen corresponding path program 6 times [2020-07-21 13:24:46,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:46,561 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [597135191] [2020-07-21 13:24:46,562 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:46,644 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:46,644 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:46,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 16 conjunts are in the unsatisfiable core [2020-07-21 13:24:46,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-07-21 13:24:46,737 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:47,876 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,188 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,189 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,390 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,393 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,538 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,540 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,617 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,618 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,665 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,666 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-21 13:24:48,720 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [597135191] [2020-07-21 13:24:48,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:48,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 17] total 19 [2020-07-21 13:24:48,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505074498] [2020-07-21 13:24:48,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-07-21 13:24:48,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:48,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-07-21 13:24:48,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-07-21 13:24:48,722 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 19 states. [2020-07-21 13:24:48,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:48,895 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2020-07-21 13:24:48,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-21 13:24:48,897 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 49 [2020-07-21 13:24:48,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:48,898 INFO L225 Difference]: With dead ends: 40 [2020-07-21 13:24:48,899 INFO L226 Difference]: Without dead ends: 36 [2020-07-21 13:24:48,900 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 66 SyntacticMatches, 14 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-07-21 13:24:48,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-07-21 13:24:48,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2020-07-21 13:24:48,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-21 13:24:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 37 transitions. [2020-07-21 13:24:48,907 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 37 transitions. Word has length 49 [2020-07-21 13:24:48,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:48,907 INFO L479 AbstractCegarLoop]: Abstraction has 36 states and 37 transitions. [2020-07-21 13:24:48,907 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-07-21 13:24:48,908 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-21 13:24:48,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 13:24:48,909 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:48,909 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:49,115 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:49,117 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:49,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:49,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1532150511, now seen corresponding path program 7 times [2020-07-21 13:24:49,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:49,119 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [30399401] [2020-07-21 13:24:49,119 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:49,204 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:49,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:49,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 18 conjunts are in the unsatisfiable core [2020-07-21 13:24:49,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-21 13:24:49,324 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:50,843 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:50,844 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:51,311 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:51,313 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:51,619 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:51,619 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:51,843 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:51,845 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:52,004 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:52,090 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:52,136 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-07-21 13:24:52,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [30399401] [2020-07-21 13:24:52,178 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:52,178 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 19] total 21 [2020-07-21 13:24:52,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20759784] [2020-07-21 13:24:52,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-07-21 13:24:52,179 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:52,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-07-21 13:24:52,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2020-07-21 13:24:52,181 INFO L87 Difference]: Start difference. First operand 36 states and 37 transitions. Second operand 21 states. [2020-07-21 13:24:52,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:52,376 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2020-07-21 13:24:52,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-21 13:24:52,377 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 55 [2020-07-21 13:24:52,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:52,378 INFO L225 Difference]: With dead ends: 43 [2020-07-21 13:24:52,378 INFO L226 Difference]: Without dead ends: 39 [2020-07-21 13:24:52,380 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 74 SyntacticMatches, 16 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=264, Invalid=548, Unknown=0, NotChecked=0, Total=812 [2020-07-21 13:24:52,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-07-21 13:24:52,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-07-21 13:24:52,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-07-21 13:24:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 40 transitions. [2020-07-21 13:24:52,387 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 40 transitions. Word has length 55 [2020-07-21 13:24:52,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:52,387 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 40 transitions. [2020-07-21 13:24:52,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-07-21 13:24:52,388 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-21 13:24:52,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-21 13:24:52,389 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:52,389 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:52,593 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:52,594 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:52,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:52,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1140618237, now seen corresponding path program 8 times [2020-07-21 13:24:52,596 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:52,597 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [341368810] [2020-07-21 13:24:52,598 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:52,708 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:52,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:52,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-21 13:24:52,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2020-07-21 13:24:52,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:24:54,865 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:55,547 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,027 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,355 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,563 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,717 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,718 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,808 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,809 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,861 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,862 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:24:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-07-21 13:24:56,923 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [341368810] [2020-07-21 13:24:56,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:24:56,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 21] total 23 [2020-07-21 13:24:56,926 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335965540] [2020-07-21 13:24:56,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-21 13:24:56,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:24:56,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-21 13:24:56,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2020-07-21 13:24:56,930 INFO L87 Difference]: Start difference. First operand 39 states and 40 transitions. Second operand 23 states. [2020-07-21 13:24:57,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:24:57,183 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2020-07-21 13:24:57,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-21 13:24:57,185 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 61 [2020-07-21 13:24:57,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:24:57,186 INFO L225 Difference]: With dead ends: 46 [2020-07-21 13:24:57,186 INFO L226 Difference]: Without dead ends: 42 [2020-07-21 13:24:57,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 82 SyntacticMatches, 18 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=669, Unknown=0, NotChecked=0, Total=992 [2020-07-21 13:24:57,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-07-21 13:24:57,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-07-21 13:24:57,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-21 13:24:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2020-07-21 13:24:57,196 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 61 [2020-07-21 13:24:57,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:24:57,196 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2020-07-21 13:24:57,196 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-21 13:24:57,196 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-21 13:24:57,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-21 13:24:57,197 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:24:57,198 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:24:57,405 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:57,406 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:24:57,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:24:57,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1749177617, now seen corresponding path program 9 times [2020-07-21 13:24:57,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:24:57,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1450951300] [2020-07-21 13:24:57,409 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:24:57,543 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:24:57,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:24:57,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-21 13:24:57,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:24:57,666 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-07-21 13:24:57,667 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:25:00,345 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:00,346 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:01,283 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:01,284 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:01,983 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:01,984 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:02,495 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:02,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:02,831 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:02,832 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:03,060 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:03,206 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:03,302 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:03,352 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:03,353 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-07-21 13:25:03,404 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1450951300] [2020-07-21 13:25:03,404 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:25:03,404 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 23] total 25 [2020-07-21 13:25:03,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552557750] [2020-07-21 13:25:03,405 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-21 13:25:03,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:25:03,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-21 13:25:03,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=442, Unknown=0, NotChecked=0, Total=600 [2020-07-21 13:25:03,406 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 25 states. [2020-07-21 13:25:03,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:25:03,622 INFO L93 Difference]: Finished difference Result 49 states and 50 transitions. [2020-07-21 13:25:03,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-21 13:25:03,625 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2020-07-21 13:25:03,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:25:03,626 INFO L225 Difference]: With dead ends: 49 [2020-07-21 13:25:03,626 INFO L226 Difference]: Without dead ends: 45 [2020-07-21 13:25:03,627 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 90 SyntacticMatches, 20 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=388, Invalid=802, Unknown=0, NotChecked=0, Total=1190 [2020-07-21 13:25:03,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-07-21 13:25:03,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-07-21 13:25:03,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-07-21 13:25:03,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 46 transitions. [2020-07-21 13:25:03,634 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 46 transitions. Word has length 67 [2020-07-21 13:25:03,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:25:03,634 INFO L479 AbstractCegarLoop]: Abstraction has 45 states and 46 transitions. [2020-07-21 13:25:03,634 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-21 13:25:03,635 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-21 13:25:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-21 13:25:03,636 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:25:03,636 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:25:03,846 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:03,847 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:25:03,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:25:03,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1580609155, now seen corresponding path program 10 times [2020-07-21 13:25:03,848 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:25:03,848 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [829330141] [2020-07-21 13:25:03,848 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:04,031 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:25:04,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:25:04,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 24 conjunts are in the unsatisfiable core [2020-07-21 13:25:04,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:25:04,195 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-07-21 13:25:04,195 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:25:07,673 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:07,674 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:08,974 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:08,975 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:09,993 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:09,994 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:10,737 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:11,253 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:11,606 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:11,607 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:11,839 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:11,840 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:11,989 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:12,088 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:12,143 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:12,144 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:12,209 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-07-21 13:25:12,210 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [829330141] [2020-07-21 13:25:12,210 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:25:12,210 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 25] total 27 [2020-07-21 13:25:12,211 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921432966] [2020-07-21 13:25:12,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-07-21 13:25:12,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:25:12,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-07-21 13:25:12,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=518, Unknown=0, NotChecked=0, Total=702 [2020-07-21 13:25:12,212 INFO L87 Difference]: Start difference. First operand 45 states and 46 transitions. Second operand 27 states. [2020-07-21 13:25:12,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:25:12,502 INFO L93 Difference]: Finished difference Result 52 states and 53 transitions. [2020-07-21 13:25:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-21 13:25:12,503 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 73 [2020-07-21 13:25:12,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:25:12,507 INFO L225 Difference]: With dead ends: 52 [2020-07-21 13:25:12,507 INFO L226 Difference]: Without dead ends: 48 [2020-07-21 13:25:12,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 98 SyntacticMatches, 22 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 352 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=459, Invalid=947, Unknown=0, NotChecked=0, Total=1406 [2020-07-21 13:25:12,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-07-21 13:25:12,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2020-07-21 13:25:12,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-07-21 13:25:12,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2020-07-21 13:25:12,529 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 73 [2020-07-21 13:25:12,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:25:12,534 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2020-07-21 13:25:12,534 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-07-21 13:25:12,534 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2020-07-21 13:25:12,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-21 13:25:12,538 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:25:12,539 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:25:12,739 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:12,740 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:25:12,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:25:12,740 INFO L82 PathProgramCache]: Analyzing trace with hash -223837457, now seen corresponding path program 11 times [2020-07-21 13:25:12,740 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:25:12,741 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [363279348] [2020-07-21 13:25:12,741 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:13,004 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:25:13,005 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:25:13,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 26 conjunts are in the unsatisfiable core [2020-07-21 13:25:13,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:25:13,177 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2020-07-21 13:25:13,178 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:25:17,511 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:17,512 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:19,134 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:19,135 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:20,435 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:20,436 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:21,468 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:21,469 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:22,306 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:22,888 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,252 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,253 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,488 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,489 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,643 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,740 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,741 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,799 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,800 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-07-21 13:25:23,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [363279348] [2020-07-21 13:25:23,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:25:23,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 27] total 29 [2020-07-21 13:25:23,863 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428618764] [2020-07-21 13:25:23,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-07-21 13:25:23,864 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:25:23,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-07-21 13:25:23,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=600, Unknown=0, NotChecked=0, Total=812 [2020-07-21 13:25:23,865 INFO L87 Difference]: Start difference. First operand 48 states and 49 transitions. Second operand 29 states. [2020-07-21 13:25:24,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:25:24,240 INFO L93 Difference]: Finished difference Result 55 states and 56 transitions. [2020-07-21 13:25:24,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-21 13:25:24,241 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 79 [2020-07-21 13:25:24,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:25:24,242 INFO L225 Difference]: With dead ends: 55 [2020-07-21 13:25:24,242 INFO L226 Difference]: Without dead ends: 51 [2020-07-21 13:25:24,244 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 106 SyntacticMatches, 24 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=536, Invalid=1104, Unknown=0, NotChecked=0, Total=1640 [2020-07-21 13:25:24,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-07-21 13:25:24,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-07-21 13:25:24,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-07-21 13:25:24,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 52 transitions. [2020-07-21 13:25:24,250 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 52 transitions. Word has length 79 [2020-07-21 13:25:24,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:25:24,250 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 52 transitions. [2020-07-21 13:25:24,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-07-21 13:25:24,251 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2020-07-21 13:25:24,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-07-21 13:25:24,252 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:25:24,252 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:25:24,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:24,465 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:25:24,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:25:24,465 INFO L82 PathProgramCache]: Analyzing trace with hash 1653931773, now seen corresponding path program 12 times [2020-07-21 13:25:24,466 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:25:24,466 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [420497583] [2020-07-21 13:25:24,466 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:24,790 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:25:24,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:25:24,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-21 13:25:24,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:25:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2020-07-21 13:25:25,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:25:30,485 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:30,486 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:32,648 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:32,649 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:34,478 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:34,479 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:36,003 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:37,123 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:37,964 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:37,964 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:38,564 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:38,997 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,327 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,328 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,525 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,526 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,637 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,638 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,701 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,702 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:39,774 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-07-21 13:25:39,776 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [420497583] [2020-07-21 13:25:39,777 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:25:39,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 29] total 31 [2020-07-21 13:25:39,777 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531467038] [2020-07-21 13:25:39,778 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-07-21 13:25:39,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:25:39,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-07-21 13:25:39,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=688, Unknown=0, NotChecked=0, Total=930 [2020-07-21 13:25:39,779 INFO L87 Difference]: Start difference. First operand 51 states and 52 transitions. Second operand 31 states. [2020-07-21 13:25:40,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:25:40,201 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2020-07-21 13:25:40,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-21 13:25:40,203 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 85 [2020-07-21 13:25:40,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:25:40,205 INFO L225 Difference]: With dead ends: 58 [2020-07-21 13:25:40,205 INFO L226 Difference]: Without dead ends: 54 [2020-07-21 13:25:40,207 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 114 SyntacticMatches, 26 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 494 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=619, Invalid=1273, Unknown=0, NotChecked=0, Total=1892 [2020-07-21 13:25:40,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-07-21 13:25:40,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-07-21 13:25:40,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-21 13:25:40,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2020-07-21 13:25:40,213 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 85 [2020-07-21 13:25:40,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:25:40,214 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2020-07-21 13:25:40,214 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-07-21 13:25:40,214 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2020-07-21 13:25:40,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-07-21 13:25:40,215 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:25:40,215 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:25:40,417 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:40,418 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:25:40,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:25:40,419 INFO L82 PathProgramCache]: Analyzing trace with hash -218674449, now seen corresponding path program 13 times [2020-07-21 13:25:40,419 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:25:40,419 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1755867579] [2020-07-21 13:25:40,420 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:25:40,857 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:25:40,857 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:25:40,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 30 conjunts are in the unsatisfiable core [2020-07-21 13:25:40,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:25:41,115 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2020-07-21 13:25:41,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:25:43,706 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:25:43,809 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:25:43,921 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:25:48,412 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:51,431 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:51,432 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:53,954 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:53,955 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:56,151 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:57,909 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:59,239 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:25:59,240 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:00,190 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:00,191 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:01,007 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:01,008 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:01,510 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:01,510 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:01,831 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:01,832 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:02,071 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:02,209 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:02,304 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:02,305 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:02,405 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-07-21 13:26:02,405 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1755867579] [2020-07-21 13:26:02,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:26:02,406 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 31] total 33 [2020-07-21 13:26:02,406 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050895815] [2020-07-21 13:26:02,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-07-21 13:26:02,408 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:26:02,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-07-21 13:26:02,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=782, Unknown=0, NotChecked=0, Total=1056 [2020-07-21 13:26:02,409 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 33 states. [2020-07-21 13:26:02,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:26:02,962 INFO L93 Difference]: Finished difference Result 61 states and 62 transitions. [2020-07-21 13:26:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-21 13:26:02,964 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 91 [2020-07-21 13:26:02,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:26:02,965 INFO L225 Difference]: With dead ends: 61 [2020-07-21 13:26:02,965 INFO L226 Difference]: Without dead ends: 57 [2020-07-21 13:26:02,967 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 122 SyntacticMatches, 28 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=708, Invalid=1454, Unknown=0, NotChecked=0, Total=2162 [2020-07-21 13:26:02,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-21 13:26:02,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-07-21 13:26:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-07-21 13:26:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 58 transitions. [2020-07-21 13:26:02,973 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 58 transitions. Word has length 91 [2020-07-21 13:26:02,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:26:02,973 INFO L479 AbstractCegarLoop]: Abstraction has 57 states and 58 transitions. [2020-07-21 13:26:02,973 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-07-21 13:26:02,973 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2020-07-21 13:26:02,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-07-21 13:26:02,975 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:26:02,975 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:26:03,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:26:03,180 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:26:03,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:26:03,181 INFO L82 PathProgramCache]: Analyzing trace with hash 492436605, now seen corresponding path program 14 times [2020-07-21 13:26:03,182 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:26:03,182 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1824238997] [2020-07-21 13:26:03,183 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:26:03,735 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:26:03,735 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:26:03,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 32 conjunts are in the unsatisfiable core [2020-07-21 13:26:03,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:26:04,120 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2020-07-21 13:26:04,120 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:26:06,742 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:06,847 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:06,961 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:07,071 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:07,186 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:07,295 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:07,419 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:26:07,541 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:26:07,668 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:26:07,794 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:26:07,919 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 13:26:08,038 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:26:08,152 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:26:08,256 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 13:26:08,360 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:26:11,935 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:12,037 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:12,144 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:12,257 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:12,372 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:12,487 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:12,603 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:12,724 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:12,847 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:26:12,955 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:26:13,063 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:26:13,166 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 13:26:13,465 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:26:14,229 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:14,230 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:16,863 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:16,972 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:17,089 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:17,203 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:17,321 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:26:17,430 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:26:17,538 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:26:17,641 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:26:18,590 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:18,591 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:20,766 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:26:20,972 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:26:21,080 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:26:21,195 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:26:21,307 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:26:21,415 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:26:22,442 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:22,442 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:24,807 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:26:24,941 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:26:25,820 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:25,820 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:27,759 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:26:28,648 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:28,649 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:31,042 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:31,043 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:32,785 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:34,004 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:35,057 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:35,058 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:35,811 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:35,812 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:36,347 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:36,704 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:36,931 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:36,931 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:37,076 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:37,077 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:37,234 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-07-21 13:26:37,235 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1824238997] [2020-07-21 13:26:37,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:26:37,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 33] total 35 [2020-07-21 13:26:37,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423004910] [2020-07-21 13:26:37,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-07-21 13:26:37,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:26:37,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-07-21 13:26:37,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=882, Unknown=0, NotChecked=0, Total=1190 [2020-07-21 13:26:37,237 INFO L87 Difference]: Start difference. First operand 57 states and 58 transitions. Second operand 35 states. [2020-07-21 13:26:38,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:26:38,316 INFO L93 Difference]: Finished difference Result 64 states and 65 transitions. [2020-07-21 13:26:38,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-21 13:26:38,320 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 97 [2020-07-21 13:26:38,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:26:38,321 INFO L225 Difference]: With dead ends: 64 [2020-07-21 13:26:38,321 INFO L226 Difference]: Without dead ends: 60 [2020-07-21 13:26:38,323 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 130 SyntacticMatches, 30 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 660 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=803, Invalid=1647, Unknown=0, NotChecked=0, Total=2450 [2020-07-21 13:26:38,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-07-21 13:26:38,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2020-07-21 13:26:38,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-07-21 13:26:38,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 61 transitions. [2020-07-21 13:26:38,330 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 61 transitions. Word has length 97 [2020-07-21 13:26:38,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:26:38,330 INFO L479 AbstractCegarLoop]: Abstraction has 60 states and 61 transitions. [2020-07-21 13:26:38,330 INFO L480 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-07-21 13:26:38,330 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2020-07-21 13:26:38,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-07-21 13:26:38,332 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:26:38,332 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:26:38,545 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:26:38,546 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:26:38,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:26:38,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1083048687, now seen corresponding path program 15 times [2020-07-21 13:26:38,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:26:38,547 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1455558620] [2020-07-21 13:26:38,547 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:26:39,272 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:26:39,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:26:39,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 34 conjunts are in the unsatisfiable core [2020-07-21 13:26:39,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:26:39,852 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2020-07-21 13:26:39,852 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:26:42,060 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:26:42,181 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:26:42,300 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:26:42,417 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:26:42,538 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:26:42,660 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:26:42,791 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:42,918 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:43,059 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:43,188 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:43,301 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:43,417 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:43,562 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:43,682 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:43,811 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:26:43,931 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:26:44,064 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:26:44,208 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:26:44,360 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:26:44,517 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:26:44,671 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:26:44,829 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:26:44,988 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 13:26:45,142 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-07-21 13:26:45,285 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 13:26:45,422 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:26:45,571 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:26:45,695 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 13:26:45,810 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:26:45,922 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:26:46,032 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:26:46,138 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 13:26:49,443 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:26:49,749 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:26:49,868 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:49,980 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:50,102 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:50,220 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:50,350 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:50,480 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:50,617 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:50,769 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:50,908 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:26:51,042 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:26:51,185 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:26:51,326 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:26:51,461 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:26:51,584 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:26:51,711 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 13:26:51,830 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 13:26:51,947 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 13:26:52,053 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 13:26:52,159 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:26:53,156 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:55,722 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:26:55,832 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:55,964 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:26:56,078 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:56,192 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:26:56,313 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:56,433 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:26:56,576 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:56,699 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:26:56,826 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:26:56,945 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 13:26:57,057 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:26:57,170 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:26:57,278 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:26:58,259 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:26:58,260 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:00,748 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:00,855 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:00,993 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:01,108 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:01,225 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:01,340 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:01,468 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:27:01,582 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:27:01,684 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:27:02,657 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:02,658 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:05,154 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:05,256 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:05,362 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:27:06,402 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:08,621 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:09,564 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:09,565 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:12,211 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:12,212 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:14,331 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:14,332 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:15,992 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:15,993 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:17,241 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:17,242 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:18,175 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:18,175 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:18,811 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:19,261 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:19,564 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:19,565 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:19,810 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:19,811 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:19,932 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:20,067 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2020-07-21 13:27:20,068 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1455558620] [2020-07-21 13:27:20,068 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:27:20,068 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 35] total 37 [2020-07-21 13:27:20,068 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485545615] [2020-07-21 13:27:20,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-07-21 13:27:20,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:27:20,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-07-21 13:27:20,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2020-07-21 13:27:20,070 INFO L87 Difference]: Start difference. First operand 60 states and 61 transitions. Second operand 37 states. [2020-07-21 13:27:20,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:27:20,890 INFO L93 Difference]: Finished difference Result 67 states and 68 transitions. [2020-07-21 13:27:20,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-21 13:27:20,894 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 103 [2020-07-21 13:27:20,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:27:20,895 INFO L225 Difference]: With dead ends: 67 [2020-07-21 13:27:20,896 INFO L226 Difference]: Without dead ends: 63 [2020-07-21 13:27:20,898 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 138 SyntacticMatches, 32 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 752 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=904, Invalid=1852, Unknown=0, NotChecked=0, Total=2756 [2020-07-21 13:27:20,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-07-21 13:27:20,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-07-21 13:27:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-21 13:27:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 64 transitions. [2020-07-21 13:27:20,903 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 64 transitions. Word has length 103 [2020-07-21 13:27:20,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:27:20,904 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 64 transitions. [2020-07-21 13:27:20,904 INFO L480 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-07-21 13:27:20,904 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2020-07-21 13:27:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-21 13:27:20,905 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:27:20,905 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:27:21,118 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:27:21,119 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:27:21,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:27:21,120 INFO L82 PathProgramCache]: Analyzing trace with hash 404015613, now seen corresponding path program 16 times [2020-07-21 13:27:21,120 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:27:21,121 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [616257963] [2020-07-21 13:27:21,121 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:27:22,007 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:27:22,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:27:22,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 36 conjunts are in the unsatisfiable core [2020-07-21 13:27:22,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:27:22,626 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-07-21 13:27:22,626 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:27:24,548 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:24,753 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:25,162 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:25,272 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:25,382 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:25,500 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:25,622 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:25,743 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:25,873 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:25,996 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:26,125 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:26,251 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:26,390 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:26,530 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:26,680 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:27:26,826 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:27:26,975 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:27,124 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:27,305 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:27:27,463 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:27:27,629 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:27:27,791 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:27:27,968 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:27:28,138 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:27:28,316 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:27:28,489 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:27:28,663 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-07-21 13:27:28,833 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-07-21 13:27:28,988 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 13:27:29,145 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-07-21 13:27:29,295 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:27:29,431 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 13:27:29,569 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:27:29,700 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 13:27:29,826 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:27:29,946 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:27:30,058 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:27:30,175 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:33,435 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:33,642 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:33,754 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:33,875 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:33,994 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:34,126 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:34,264 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:34,395 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:34,523 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:34,655 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:34,795 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:34,933 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:35,086 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:35,234 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:35,381 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:35,536 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:27:35,691 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:27:35,854 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:36,023 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:36,198 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:27:36,369 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:27:36,528 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:27:36,696 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:27:36,859 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:27:37,031 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:27:37,188 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:27:37,339 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:27:37,483 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:27:37,630 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:27:37,760 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:27:37,888 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:27:38,004 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:27:38,117 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:27:38,221 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 13:27:38,330 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:38,435 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 13:27:38,548 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:27:39,223 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:39,224 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:41,338 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:41,443 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:41,554 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:41,665 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:41,781 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:41,895 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:42,017 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:42,139 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:42,269 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:42,395 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:42,530 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:42,682 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:42,825 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:42,963 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:43,108 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:43,250 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:43,400 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:43,557 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:43,722 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:27:43,881 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:27:44,051 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:44,215 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:44,380 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:27:44,531 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:27:44,674 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:27:44,814 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 13:27:44,946 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:27:45,076 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 13:27:45,198 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:27:45,319 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:45,432 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:27:45,542 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:27:45,646 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:27:46,027 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:46,505 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:48,574 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:27:48,786 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:48,893 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:49,008 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:49,121 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:49,240 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:49,361 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:49,490 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:49,617 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:49,754 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:49,885 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:50,036 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:50,174 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:50,319 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:50,465 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:50,616 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:50,776 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:50,943 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:51,114 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:27:51,295 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:27:51,452 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:27:51,595 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:27:51,734 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:27:51,864 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:27:51,991 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:27:52,110 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:27:52,227 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:27:52,335 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:52,440 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:27:53,193 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:55,533 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:55,649 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:27:55,770 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:55,894 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:27:56,022 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:56,149 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:27:56,285 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:56,410 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:27:56,545 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:56,682 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:27:56,829 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:56,970 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:27:57,118 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:57,284 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:27:57,432 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:27:57,568 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:27:57,702 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:27:57,826 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:27:57,944 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:27:58,056 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:27:58,166 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:27:58,273 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:27:59,058 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:27:59,059 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:01,183 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:01,297 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:01,407 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:01,524 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:01,636 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:01,760 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:01,882 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:02,012 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:02,144 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:02,280 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:02,414 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:02,556 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:02,698 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:02,836 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:28:02,970 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:28:03,097 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:28:03,217 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:28:03,328 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:03,430 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:28:04,216 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:06,300 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:06,407 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:06,521 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:06,632 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:06,751 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:06,872 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:06,996 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:07,121 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:07,253 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:07,389 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:07,517 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:28:07,643 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:28:07,764 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:07,876 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:28:07,985 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:08,281 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:08,729 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:10,672 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:10,778 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:10,903 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:11,020 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:11,149 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:11,276 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:11,406 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:11,534 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:11,659 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:11,771 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:28:11,882 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:11,989 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:12,195 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:28:12,632 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:12,633 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:14,619 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:14,729 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:14,841 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:14,950 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:15,066 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:15,168 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:15,800 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:15,801 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:17,421 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:28:18,368 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:18,368 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:20,385 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:20,386 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:21,911 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:21,912 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:22,850 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:22,851 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:23,535 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:24,042 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:24,043 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:24,369 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:24,370 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:24,577 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-07-21 13:28:24,788 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [616257963] [2020-07-21 13:28:24,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:28:24,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 37] total 39 [2020-07-21 13:28:24,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103326691] [2020-07-21 13:28:24,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2020-07-21 13:28:24,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:28:24,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2020-07-21 13:28:24,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=1100, Unknown=0, NotChecked=0, Total=1482 [2020-07-21 13:28:24,791 INFO L87 Difference]: Start difference. First operand 63 states and 64 transitions. Second operand 39 states. [2020-07-21 13:28:26,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:28:26,652 INFO L93 Difference]: Finished difference Result 70 states and 71 transitions. [2020-07-21 13:28:26,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-21 13:28:26,659 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 109 [2020-07-21 13:28:26,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:28:26,660 INFO L225 Difference]: With dead ends: 70 [2020-07-21 13:28:26,661 INFO L226 Difference]: Without dead ends: 66 [2020-07-21 13:28:26,663 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 146 SyntacticMatches, 34 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 850 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1011, Invalid=2069, Unknown=0, NotChecked=0, Total=3080 [2020-07-21 13:28:26,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-07-21 13:28:26,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-07-21 13:28:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-07-21 13:28:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 67 transitions. [2020-07-21 13:28:26,670 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 67 transitions. Word has length 109 [2020-07-21 13:28:26,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:28:26,670 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 67 transitions. [2020-07-21 13:28:26,670 INFO L480 AbstractCegarLoop]: Interpolant automaton has 39 states. [2020-07-21 13:28:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2020-07-21 13:28:26,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-07-21 13:28:26,674 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:28:26,675 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:28:26,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:28:26,882 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:28:26,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:28:26,883 INFO L82 PathProgramCache]: Analyzing trace with hash -464475409, now seen corresponding path program 17 times [2020-07-21 13:28:26,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:28:26,883 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [899032684] [2020-07-21 13:28:26,883 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:28:28,029 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:28:28,029 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:28:28,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 38 conjunts are in the unsatisfiable core [2020-07-21 13:28:28,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:28:28,965 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2020-07-21 13:28:28,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:28:30,808 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:28:30,927 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:28:31,057 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:31,182 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:31,308 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:31,436 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:31,566 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:31,700 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:31,837 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:31,975 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:32,125 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:32,263 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:32,411 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:32,553 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:32,708 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:32,862 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:33,043 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:33,211 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:33,389 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:28:33,613 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:28:33,800 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:28:33,981 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:28:34,173 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:34,362 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:34,558 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:28:34,754 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:28:34,964 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:28:35,167 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:28:35,377 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:28:35,595 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:28:35,823 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:28:36,065 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:28:36,301 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:28:36,535 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:28:36,784 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:28:37,028 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:28:37,281 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:28:37,526 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:28:37,784 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:28:38,038 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:28:38,296 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 13:28:38,561 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 13:28:38,843 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-07-21 13:28:39,093 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-07-21 13:28:39,340 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-07-21 13:28:39,575 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 13:28:39,808 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:28:40,039 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:28:40,253 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:28:40,457 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:28:40,664 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:28:40,856 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:28:41,039 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 13:28:41,211 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 13:28:41,378 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:28:41,534 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:28:41,688 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:28:41,835 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:41,975 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:28:42,108 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:28:42,237 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:28:42,369 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:42,481 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:28:42,585 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:28:44,729 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:28:44,835 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:28:44,948 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:28:45,063 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:28:45,184 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:28:45,302 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:28:45,434 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:45,558 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:45,691 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:45,825 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:45,963 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:46,099 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:28:46,244 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:46,399 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:28:46,569 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:46,748 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:28:46,915 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:47,081 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:28:47,256 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:47,435 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:28:47,618 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:47,801 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:28:48,003 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:28:48,187 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:28:48,382 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:28:48,577 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:28:48,785 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:48,988 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:28:49,206 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:28:49,438 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:28:49,676 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:28:49,912 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:28:50,181 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:28:50,410 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:28:50,653 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:28:50,893 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:28:51,140 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:28:51,384 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:28:51,648 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:28:51,910 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:28:52,187 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:28:52,486 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:28:52,787 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 13:28:53,057 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 13:28:53,300 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:28:53,537 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-07-21 13:28:53,768 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 13:28:54,001 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:28:54,221 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:28:54,431 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:28:54,631 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 13:28:54,831 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:28:55,020 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:28:55,190 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 13:28:55,362 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 13:28:55,523 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:28:55,673 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:28:55,816 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:28:55,953 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 13:28:56,088 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:28:56,211 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:28:56,343 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:28:56,453 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:56,966 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:28:58,384 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:28:58,500 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:28:58,618 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:28:58,743 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:28:58,859 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:28:58,984 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:28:59,108 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:28:59,244 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:28:59,380 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:28:59,517 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:59,649 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:28:59,793 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:28:59,935 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:00,087 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:00,238 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:00,399 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:00,573 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:00,746 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:00,913 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:01,087 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:01,259 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:01,444 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:01,628 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:01,825 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:02,024 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:02,232 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:02,443 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:02,656 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:02,882 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:03,109 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:03,326 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:03,547 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:29:03,783 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:29:04,022 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:29:04,246 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:29:04,447 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:29:04,659 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:29:04,879 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:29:05,103 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:29:05,366 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:29:05,626 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:29:05,891 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:29:06,165 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:29:06,411 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:29:06,659 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:29:06,892 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:29:07,115 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:29:07,332 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:29:07,538 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:29:07,728 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:29:07,912 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:29:08,089 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 13:29:08,254 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:29:08,408 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 13:29:08,555 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:29:08,698 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:29:08,835 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:29:08,962 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:09,084 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:29:09,199 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 13:29:09,304 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:29:09,412 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:09,747 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:11,247 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:11,352 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:11,469 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:11,586 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:11,712 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:11,836 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:11,966 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:12,099 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:12,241 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:12,374 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:12,518 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:12,663 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:12,809 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:12,968 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:13,129 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:13,300 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:13,474 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:13,644 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:13,827 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:14,008 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:14,200 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:14,392 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:14,598 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:14,786 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:14,993 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:15,210 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:15,425 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:15,638 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:15,870 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:16,105 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:16,377 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:16,632 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:16,890 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:29:17,147 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:29:17,400 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:29:17,655 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:29:17,926 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:29:18,194 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:29:18,455 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:29:18,700 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 13:29:18,946 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 13:29:19,177 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:29:19,405 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 13:29:19,620 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 13:29:19,831 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:29:20,034 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 13:29:20,230 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:29:20,415 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:29:20,582 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 13:29:20,740 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:29:20,904 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:29:21,061 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:21,205 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:29:21,339 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:29:21,470 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 13:29:21,588 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:29:21,696 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:22,062 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:22,063 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:23,448 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:23,556 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:23,668 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:23,783 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:23,905 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:24,029 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:24,161 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:24,289 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:24,420 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:24,551 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:24,693 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:24,840 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:25,001 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:25,172 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:25,346 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:25,517 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:25,706 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:25,884 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:26,072 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:26,258 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:26,447 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:26,638 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:26,840 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:27,041 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:27,255 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:27,458 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:27,669 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:27,881 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:28,120 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:28,357 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:28,621 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:28,868 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:29,120 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:29,373 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:29,626 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:29:29,890 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:29:30,145 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:29:30,384 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:29:30,622 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:29:30,835 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:29:31,056 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:29:31,269 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:29:31,473 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:29:31,666 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:29:31,847 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:32,019 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:29:32,183 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:29:32,339 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 13:29:32,487 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:32,626 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:32,739 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:29:32,857 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:29:32,968 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 13:29:33,347 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:33,348 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:34,710 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:29:34,826 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:34,941 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:35,064 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:35,186 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:35,309 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:35,431 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:35,567 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:35,697 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:35,835 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:35,970 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:36,120 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:36,282 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:36,454 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:36,622 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:36,801 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:36,976 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:37,167 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:37,356 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:37,561 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:37,743 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:37,948 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:38,155 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:38,371 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:38,591 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:38,808 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:39,032 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:39,271 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:39,507 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:39,762 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:40,019 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:40,230 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:40,423 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:40,620 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:29:40,806 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:29:40,984 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:29:41,162 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 13:29:41,366 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:29:41,577 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:29:41,776 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:29:41,957 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:29:42,131 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:29:42,301 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:42,455 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:29:42,598 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:29:43,156 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:44,420 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:44,527 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:44,646 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:44,769 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:44,899 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:45,027 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:45,167 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:45,286 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:45,423 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:45,559 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:45,706 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:45,854 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:46,013 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:46,171 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:46,340 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:46,508 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:46,687 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:46,866 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:47,045 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:47,228 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:47,407 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:47,600 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:47,795 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:47,993 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:48,208 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:48,413 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:48,635 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:48,860 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:49,078 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:29:49,287 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:29:49,472 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:29:49,665 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:29:49,836 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:29:49,995 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:29:50,155 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:50,306 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:29:50,445 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:29:50,580 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:29:50,704 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:50,825 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:29:50,935 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:51,314 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:52,537 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:29:52,749 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:52,859 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:29:52,978 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:53,094 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:29:53,223 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:53,356 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:29:53,481 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:53,621 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:29:53,766 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:53,915 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:29:54,058 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:54,214 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:29:54,379 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:54,538 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:29:54,701 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:54,870 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:29:55,059 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:55,238 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:29:55,432 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:55,627 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:55,835 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:56,039 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:29:56,259 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:56,481 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:29:56,677 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:29:56,865 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:29:57,047 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:29:57,225 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:29:57,384 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:29:57,540 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:29:57,691 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 13:29:57,831 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:29:57,957 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:29:58,081 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:29:58,199 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:29:58,587 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:58,588 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:29:59,823 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:29:59,940 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:00,058 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:00,183 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:00,316 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:00,442 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:00,582 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:00,721 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:00,862 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:01,009 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:01,150 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:01,301 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:01,466 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:01,623 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:01,785 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:01,980 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:02,158 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:02,349 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:02,537 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:30:02,727 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:30:02,933 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:03,131 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:03,321 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:30:03,505 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:30:03,661 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:30:03,813 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:30:03,958 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:30:04,096 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:04,226 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:30:04,351 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:04,475 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:30:04,578 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:30:04,862 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:04,863 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:06,169 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:06,274 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:06,387 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:06,500 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:06,626 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:06,749 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:06,883 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:07,028 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:07,182 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:07,340 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:07,501 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:07,666 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:07,839 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:08,012 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:08,202 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:08,363 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:08,543 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:08,730 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:08,911 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:30:09,081 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:30:09,242 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:30:09,410 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:09,558 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:30:09,687 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:09,812 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:09,924 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 13:30:10,223 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:10,224 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:11,488 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:11,593 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:11,708 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:11,825 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:11,950 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:12,077 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:12,224 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:12,360 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:12,490 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:12,628 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:12,787 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:12,940 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:13,094 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:13,252 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:13,403 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:30:13,546 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:13,685 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:30:13,804 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:13,917 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:30:14,303 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:14,304 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:15,630 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:15,743 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:15,870 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:15,993 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:16,126 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:16,257 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:16,404 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:16,551 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:16,705 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:16,868 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:17,022 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:30:17,161 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:30:17,290 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:17,394 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:30:17,679 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:17,680 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:18,932 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:30:19,043 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:19,148 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:19,271 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:19,395 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:19,525 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:19,650 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:19,770 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:30:19,883 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:30:20,156 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:20,157 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:21,271 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:30:21,375 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:30:21,492 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:21,605 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:21,715 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:21,912 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:23,104 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:23,955 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:23,956 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:24,508 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:24,509 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:24,871 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:30:25,265 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-07-21 13:30:25,265 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [899032684] [2020-07-21 13:30:25,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:30:25,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 39] total 41 [2020-07-21 13:30:25,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668172817] [2020-07-21 13:30:25,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-07-21 13:30:25,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:30:25,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-07-21 13:30:25,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=1218, Unknown=0, NotChecked=0, Total=1640 [2020-07-21 13:30:25,268 INFO L87 Difference]: Start difference. First operand 66 states and 67 transitions. Second operand 41 states. [2020-07-21 13:30:28,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:30:28,429 INFO L93 Difference]: Finished difference Result 73 states and 74 transitions. [2020-07-21 13:30:28,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-21 13:30:28,440 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 115 [2020-07-21 13:30:28,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:30:28,442 INFO L225 Difference]: With dead ends: 73 [2020-07-21 13:30:28,442 INFO L226 Difference]: Without dead ends: 69 [2020-07-21 13:30:28,444 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 154 SyntacticMatches, 36 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=1124, Invalid=2298, Unknown=0, NotChecked=0, Total=3422 [2020-07-21 13:30:28,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-07-21 13:30:28,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-07-21 13:30:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-07-21 13:30:28,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 70 transitions. [2020-07-21 13:30:28,453 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 70 transitions. Word has length 115 [2020-07-21 13:30:28,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:30:28,454 INFO L479 AbstractCegarLoop]: Abstraction has 69 states and 70 transitions. [2020-07-21 13:30:28,454 INFO L480 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-07-21 13:30:28,454 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2020-07-21 13:30:28,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-21 13:30:28,455 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:30:28,455 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:30:28,661 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:30:28,662 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:30:28,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:30:28,663 INFO L82 PathProgramCache]: Analyzing trace with hash 130115453, now seen corresponding path program 18 times [2020-07-21 13:30:28,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:30:28,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1698233861] [2020-07-21 13:30:28,664 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:30:30,173 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:30:30,174 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:30:30,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 40 conjunts are in the unsatisfiable core [2020-07-21 13:30:30,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:30:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2020-07-21 13:30:31,671 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:30:32,882 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:32,987 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:33,102 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:33,218 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:33,342 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:33,467 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:33,604 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:33,738 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:33,880 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:34,022 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:34,172 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:34,318 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:34,479 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:34,640 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:34,805 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:34,973 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:35,169 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:35,342 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:35,520 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:30:35,708 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:30:35,905 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:36,099 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:36,307 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:30:36,512 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:30:36,724 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:30:36,943 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:30:37,168 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:30:37,393 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:30:37,630 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:30:37,870 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:30:38,113 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:30:38,377 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:30:38,641 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:30:38,904 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:30:39,189 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:30:39,465 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:30:39,753 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:30:40,044 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:30:40,345 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:30:40,652 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:30:40,960 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:30:41,263 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:30:41,584 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:30:41,904 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:30:42,235 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:30:42,559 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:30:42,847 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:30:43,146 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:30:43,438 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:30:43,719 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:30:44,049 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:30:44,396 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:30:44,746 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:30:45,083 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:30:45,463 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:30:45,847 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:30:46,257 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:30:46,663 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:30:47,066 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-07-21 13:30:47,439 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-07-21 13:30:47,807 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-07-21 13:30:48,158 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-07-21 13:30:48,510 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-07-21 13:30:48,835 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-07-21 13:30:49,160 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 13:30:49,478 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-07-21 13:30:49,781 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 13:30:50,070 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:30:50,344 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:30:50,605 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 13:30:50,858 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:30:51,099 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:30:51,335 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:30:51,576 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:30:51,805 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:30:52,017 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:30:52,219 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 13:30:52,413 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:30:52,592 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:30:52,762 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:30:52,921 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:30:53,075 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:30:53,213 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:30:53,341 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:30:53,462 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:53,576 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:53,684 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:55,008 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:30:55,116 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:30:55,226 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:55,342 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:30:55,472 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:55,599 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:30:55,733 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:55,866 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:30:56,015 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:56,173 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:30:56,349 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:56,504 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:30:56,674 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:56,837 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:30:57,009 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:57,180 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:30:57,366 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:57,541 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:30:57,732 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:57,924 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:30:58,123 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:30:58,327 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:30:58,530 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:58,740 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:30:58,900 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:30:59,084 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:30:59,293 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:30:59,457 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:30:59,643 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:30:59,844 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:31:00,060 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:00,260 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:00,476 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:00,691 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:00,905 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:01,123 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:01,351 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:01,579 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:01,818 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:02,055 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:02,314 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:02,562 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:02,816 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:03,068 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:03,338 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:31:03,605 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:31:03,883 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:04,150 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:04,433 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:31:04,731 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:31:05,030 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:31:05,328 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:31:05,652 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:31:05,965 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:31:06,269 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:31:06,581 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:31:06,896 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-07-21 13:31:07,196 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-07-21 13:31:07,479 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 13:31:07,741 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 13:31:08,000 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:31:08,263 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:31:08,521 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:31:08,776 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:31:09,013 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 13:31:09,238 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 13:31:09,452 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 13:31:09,663 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:31:09,865 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 13:31:10,055 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:10,239 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 13:31:10,396 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:10,550 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:31:10,712 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:31:10,866 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 13:31:11,008 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:31:11,148 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 13:31:11,271 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:11,387 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:11,491 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:11,934 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:31:13,460 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:13,567 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:13,679 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:13,792 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:13,916 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:14,034 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:14,163 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:14,297 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:14,448 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:14,587 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:14,735 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:14,882 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:15,038 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:15,195 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:15,367 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:15,531 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:15,707 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:15,883 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:16,066 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:16,246 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:16,429 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:31:16,610 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:31:16,818 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:31:17,017 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:31:17,218 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:17,428 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:17,643 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:17,860 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:18,083 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:18,305 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:18,536 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:18,763 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:18,996 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:19,224 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:19,464 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:19,700 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:19,947 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:20,195 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:20,455 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:31:20,723 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:31:21,001 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:21,281 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:21,586 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:31:21,872 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:31:22,169 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:31:22,481 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:31:22,785 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 13:31:23,074 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 13:31:23,353 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:31:23,632 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:31:23,890 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:31:24,150 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:31:24,411 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:31:24,650 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:31:24,876 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:31:25,100 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:31:25,304 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:31:25,487 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:31:25,663 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:25,832 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:31:25,994 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:31:26,146 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:31:26,285 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:26,422 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:31:26,549 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:26,678 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:31:26,792 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:31:26,915 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:27,385 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:31:27,386 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:31:28,815 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:31:28,927 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:31:29,046 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:29,163 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:29,291 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:29,417 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:29,557 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:29,693 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:29,843 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:29,984 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:30,135 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:30,286 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:30,440 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:30,596 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:30,764 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:30,927 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:31,116 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:31,294 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:31,480 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:31,662 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:31,862 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:32,057 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:32,257 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:31:32,462 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:31:32,676 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:31:32,882 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:31:33,111 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:33,332 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:33,571 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:33,802 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:34,040 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:34,280 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:34,531 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:34,778 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:35,036 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:35,295 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:35,582 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:35,863 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:36,148 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:36,439 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:36,733 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:31:37,030 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:31:37,327 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:37,628 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:37,921 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:31:38,208 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:31:38,480 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:31:38,752 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:31:38,988 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 13:31:39,228 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 13:31:39,470 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 13:31:39,696 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 13:31:39,912 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:31:40,120 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 13:31:40,317 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:40,508 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:31:40,694 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:40,877 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:41,046 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:31:41,205 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 13:31:41,354 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:41,499 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:41,629 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:31:41,754 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:41,869 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:42,269 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:31:42,270 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:31:43,650 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:31:43,759 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:31:43,868 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:31:43,986 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:44,104 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:44,232 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:44,362 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:44,497 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:44,637 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:44,787 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:44,933 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:45,090 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:45,246 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:45,416 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:45,587 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:45,772 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:45,950 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:46,139 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:46,322 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:46,506 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:46,704 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:31:46,903 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:47,098 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:47,313 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:31:47,525 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:31:47,745 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:31:47,966 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:31:48,201 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:48,436 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:31:48,669 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:48,924 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:31:49,178 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:49,420 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:31:49,669 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:49,922 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:31:50,197 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:50,453 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:31:50,735 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:51,014 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:51,306 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:51,594 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:31:51,868 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:31:52,135 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:31:52,396 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:31:52,652 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:31:52,908 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:31:53,143 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:31:53,373 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:31:53,596 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 13:31:53,811 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:31:54,016 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:31:54,207 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:31:54,397 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:31:54,569 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:31:54,729 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:31:54,879 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:31:55,020 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:31:55,150 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:31:55,274 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:55,392 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 13:31:55,502 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 13:31:55,805 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:31:57,128 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:31:57,234 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:31:57,350 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:31:57,468 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:31:57,594 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:57,721 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:31:57,855 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:57,988 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:31:58,132 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:58,280 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:31:58,432 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:58,580 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:31:58,727 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:58,876 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:31:59,045 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:59,210 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:31:59,388 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:59,561 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:31:59,748 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:31:59,944 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:00,143 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:00,339 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:00,541 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:00,738 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:00,904 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:01,065 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:01,237 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:01,412 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:01,598 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:01,783 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:01,989 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:32:02,191 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:32:02,437 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:32:02,697 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:32:02,974 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:32:03,247 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:32:03,538 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:32:03,821 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:32:04,094 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:32:04,361 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:32:04,613 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:32:04,854 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:32:05,077 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:32:05,289 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:32:05,494 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:32:05,699 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:32:05,894 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 13:32:06,078 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 13:32:06,247 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:06,405 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 13:32:06,556 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:32:06,696 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:32:06,827 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 13:32:06,956 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:07,078 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:32:07,182 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 13:32:07,466 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:08,846 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:08,953 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:09,056 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:09,164 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:09,280 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:09,403 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:09,526 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:09,657 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:09,790 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:09,937 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:10,082 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:10,238 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:10,392 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:10,555 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:10,717 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:10,887 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:11,058 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:11,238 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:11,417 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:11,609 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:11,798 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:11,998 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:12,199 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:12,412 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:12,628 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:12,853 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:13,064 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:13,297 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:13,525 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:13,771 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:32:14,012 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:32:14,261 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:32:14,512 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:32:14,751 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:32:14,979 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:32:15,198 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:32:15,404 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:32:15,611 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:32:15,806 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:32:15,995 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:32:16,174 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:32:16,346 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:16,509 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:32:16,665 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:32:16,808 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:32:16,941 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:32:17,064 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:32:17,179 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:32:17,290 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 13:32:17,596 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:17,597 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:18,957 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:19,069 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:19,190 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:19,311 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:19,442 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:19,566 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:19,700 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:19,843 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:19,992 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:20,142 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:20,298 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:20,449 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:20,615 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:20,780 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:20,962 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:21,137 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:21,330 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:21,519 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:21,720 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:21,916 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:22,116 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:22,320 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:22,530 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:22,736 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:22,950 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:23,164 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:23,392 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:23,623 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:23,867 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:24,113 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:24,344 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:32:24,566 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:32:24,781 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:32:24,991 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:32:25,188 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:32:25,378 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:32:25,555 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:25,722 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:25,879 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:32:26,035 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:32:26,166 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:26,295 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:26,408 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:32:26,519 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 13:32:26,807 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:26,808 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:28,143 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:28,252 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:28,364 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:28,481 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:28,605 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:28,738 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:28,870 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:29,003 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:29,145 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:29,291 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:29,443 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:29,597 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:29,759 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:29,921 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:30,096 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:30,268 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:30,448 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:30,618 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:30,819 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:31,014 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:31,213 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:31,411 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:31,626 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:31,840 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:32:32,066 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:32,292 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:32,510 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:32:32,723 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:32:32,925 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:32:33,113 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:32:33,294 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:32:33,469 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:32:33,644 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:32:33,794 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:32:33,938 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:32:34,076 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:32:34,197 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:32:34,307 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:34,609 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:34,609 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:35,921 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:36,028 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:36,151 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:36,264 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:36,392 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:36,517 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:36,654 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:36,791 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:36,938 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:37,086 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:37,247 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:37,404 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:37,571 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:37,735 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:37,909 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:38,079 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:38,268 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:38,445 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:38,637 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:38,829 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:32:39,030 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:39,238 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:39,435 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:32:39,616 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:32:39,788 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:39,958 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:40,112 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:32:40,259 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:40,394 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:32:40,523 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:32:40,640 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:40,750 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 13:32:41,048 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:41,049 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:42,241 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:32:42,353 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:42,459 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:42,582 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:42,696 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:42,823 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:42,951 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:43,090 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:43,231 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:43,377 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:43,530 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:43,686 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:43,842 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:44,007 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:44,185 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:44,360 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:44,540 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:44,730 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:44,911 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:32:45,103 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:32:45,269 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:32:45,427 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:32:45,578 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:45,717 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:32:45,851 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:32:45,983 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:32:46,097 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:32:46,202 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:46,412 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:46,413 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:47,738 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:47,848 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:47,966 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:48,091 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:48,228 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:48,357 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:48,493 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:48,630 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:48,783 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:48,927 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:49,090 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:49,246 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:32:49,413 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:49,581 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:32:49,739 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:32:49,888 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:32:50,033 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:32:50,165 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:32:50,287 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:32:50,400 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 13:32:50,505 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:50,703 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:51,950 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:32:52,057 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:52,175 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:52,293 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:52,415 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:52,544 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:52,677 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:52,818 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:52,961 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:53,120 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:53,261 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:53,395 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:32:53,522 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:32:53,644 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:32:53,751 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:32:53,858 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:54,050 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:55,377 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:55,488 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:55,611 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:55,736 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:32:55,863 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:56,003 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:32:56,126 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:32:56,238 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:32:56,528 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:56,529 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:57,681 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:32:57,789 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:32:57,907 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:58,026 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:32:58,133 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:32:58,331 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:58,331 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:32:59,548 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:00,404 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:00,405 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:00,963 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:00,963 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:01,301 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:01,302 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:01,674 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2020-07-21 13:33:01,675 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1698233861] [2020-07-21 13:33:01,675 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:33:01,675 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 41] total 43 [2020-07-21 13:33:01,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143687512] [2020-07-21 13:33:01,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 43 states [2020-07-21 13:33:01,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:33:01,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2020-07-21 13:33:01,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=464, Invalid=1342, Unknown=0, NotChecked=0, Total=1806 [2020-07-21 13:33:01,677 INFO L87 Difference]: Start difference. First operand 69 states and 70 transitions. Second operand 43 states. [2020-07-21 13:33:04,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:33:04,145 INFO L93 Difference]: Finished difference Result 76 states and 77 transitions. [2020-07-21 13:33:04,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-21 13:33:04,155 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 121 [2020-07-21 13:33:04,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:33:04,157 INFO L225 Difference]: With dead ends: 76 [2020-07-21 13:33:04,157 INFO L226 Difference]: Without dead ends: 72 [2020-07-21 13:33:04,159 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 162 SyntacticMatches, 38 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1064 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=1243, Invalid=2539, Unknown=0, NotChecked=0, Total=3782 [2020-07-21 13:33:04,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-21 13:33:04,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2020-07-21 13:33:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-07-21 13:33:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 73 transitions. [2020-07-21 13:33:04,163 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 73 transitions. Word has length 121 [2020-07-21 13:33:04,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:33:04,164 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 73 transitions. [2020-07-21 13:33:04,164 INFO L480 AbstractCegarLoop]: Interpolant automaton has 43 states. [2020-07-21 13:33:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2020-07-21 13:33:04,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-07-21 13:33:04,165 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:33:04,165 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:33:04,369 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:33:04,370 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:33:04,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:33:04,370 INFO L82 PathProgramCache]: Analyzing trace with hash -2010955025, now seen corresponding path program 19 times [2020-07-21 13:33:04,371 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:33:04,371 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1423991092] [2020-07-21 13:33:04,371 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:33:06,209 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:33:06,209 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:33:06,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-21 13:33:06,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:33:07,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2020-07-21 13:33:07,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:33:08,946 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:33:09,149 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:33:09,263 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:33:09,384 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:33:09,503 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:33:09,631 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:33:09,756 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:33:09,893 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:33:10,029 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:33:10,178 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:33:10,326 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:33:10,480 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:33:10,630 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:33:10,790 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:33:10,951 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:33:11,128 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:33:11,296 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:33:11,477 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:33:11,659 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:33:11,872 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:33:12,067 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:33:12,272 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:33:12,477 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:33:12,699 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:33:12,923 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:33:13,166 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:33:13,402 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:33:13,656 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:33:13,904 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:33:14,158 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:33:14,422 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:33:14,699 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:33:14,973 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:33:15,267 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:33:15,563 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:33:15,864 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:33:16,162 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:33:16,474 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:33:16,785 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:33:17,115 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:33:17,439 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:33:17,771 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:33:18,117 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:33:18,473 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:33:18,831 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:33:19,195 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:33:19,555 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:33:19,928 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:33:20,288 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:33:20,688 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:33:21,074 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:33:21,479 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:33:21,884 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:33:22,309 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:33:22,717 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:33:23,133 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:33:23,528 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:33:23,960 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:33:24,381 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:33:24,816 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 13:33:25,250 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 13:33:25,696 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:33:26,158 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:33:26,603 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-07-21 13:33:27,043 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-07-21 13:33:27,463 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-07-21 13:33:27,867 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-07-21 13:33:28,271 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-07-21 13:33:28,650 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-07-21 13:33:29,017 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 13:33:29,377 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-07-21 13:33:29,715 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 13:33:30,045 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-07-21 13:33:30,370 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 13:33:30,671 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 13:33:30,959 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:33:31,244 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:33:31,514 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 13:33:31,768 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:33:32,007 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:33:32,248 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:33:32,483 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:33:32,707 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:33:32,912 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:33:33,109 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:33:33,288 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:33:33,458 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:33:33,618 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:33:33,766 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:33:33,905 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:33:34,041 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:33:34,162 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:33:34,271 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:33:35,586 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:33:35,695 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:33:35,808 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:33:35,927 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:33:36,059 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:33:36,184 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:33:36,324 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:33:36,467 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:33:36,619 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:33:36,769 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:33:36,930 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:33:37,089 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:33:37,262 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:33:37,435 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:33:37,620 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:33:37,804 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:33:38,006 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:33:38,207 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:33:38,420 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:33:38,633 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:33:38,863 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:33:39,087 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:33:39,319 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:33:39,548 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:33:39,789 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:33:40,032 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:33:40,278 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:33:40,530 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:33:40,796 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:33:41,056 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:33:41,345 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:33:41,615 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:33:41,904 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:33:42,187 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:33:42,485 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:33:42,783 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:33:43,099 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:33:43,417 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:33:43,744 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:33:44,072 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:33:44,421 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:33:44,755 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:33:45,092 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:33:45,436 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:33:45,772 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:33:46,122 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:33:46,494 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:33:46,865 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:33:47,248 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:33:47,627 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:33:48,010 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:33:48,395 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:33:48,793 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:33:49,203 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:33:49,633 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:33:50,062 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:33:50,492 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:33:50,925 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:33:51,362 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:33:51,814 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:33:52,266 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-07-21 13:33:52,682 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-07-21 13:33:53,098 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-07-21 13:33:53,501 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-07-21 13:33:53,892 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-07-21 13:33:54,252 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-07-21 13:33:54,621 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-07-21 13:33:54,969 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-07-21 13:33:55,315 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-21 13:33:55,651 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 13:33:55,956 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 13:33:56,249 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:33:56,537 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 13:33:56,814 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:33:57,075 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:33:57,327 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:33:57,573 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:33:57,811 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:33:58,040 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:33:58,253 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:33:58,446 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:33:58,577 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:33:58,702 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:33:58,822 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:33:58,934 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 13:33:59,479 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:33:59,480 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:34:00,335 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:34:00,440 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:34:00,555 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:34:00,669 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:34:00,792 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:34:00,920 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:34:01,060 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:34:01,200 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:34:01,349 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:34:01,501 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:34:01,662 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:01,830 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:02,006 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:34:02,182 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:34:02,360 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:34:02,539 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:34:02,731 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:34:02,925 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:34:03,132 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:34:03,335 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:34:03,542 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:34:03,745 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:34:03,973 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:34:04,196 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:34:04,430 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:34:04,666 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:34:04,911 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:34:05,174 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:34:05,427 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:34:05,683 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:34:05,947 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:34:06,205 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:34:06,478 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:34:06,752 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:34:07,034 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:34:07,308 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:34:07,610 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:34:07,900 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:34:08,215 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:34:08,518 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:34:08,832 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:09,141 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:09,468 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:34:09,788 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:34:10,134 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:34:10,471 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:34:10,819 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:34:11,165 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:34:11,536 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:34:11,899 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:34:12,282 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:34:12,651 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:34:13,048 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:34:13,440 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:34:13,837 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:34:14,235 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:34:14,633 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:34:15,040 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 13:34:15,441 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-07-21 13:34:15,822 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-07-21 13:34:16,212 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 13:34:16,580 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 13:34:16,948 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-07-21 13:34:17,299 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:34:17,648 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:34:17,977 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:34:18,292 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:34:18,603 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 13:34:18,903 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:34:19,185 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 13:34:19,455 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:34:19,715 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:34:19,969 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:34:20,215 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:20,442 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 13:34:20,664 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:34:20,875 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:34:21,072 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:34:21,252 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:34:21,424 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:34:21,583 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:34:21,738 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:34:21,877 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 13:34:22,003 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:34:22,123 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:22,373 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:34:22,374 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:34:23,545 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:34:23,656 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:34:23,779 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:34:23,900 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:34:24,039 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:34:24,167 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:34:24,302 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:34:24,434 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:34:24,584 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:34:24,728 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:34:24,882 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:25,042 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:25,208 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:34:25,384 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:34:25,563 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:34:25,751 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:34:25,938 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:34:26,128 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:34:26,334 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:34:26,534 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:34:26,752 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:34:26,973 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:34:27,204 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:34:27,421 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:34:27,663 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:34:27,890 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:34:28,132 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:34:28,367 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:34:28,628 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:34:28,888 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:34:29,155 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:34:29,428 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:34:29,713 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:34:29,993 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:34:30,287 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:34:30,583 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:34:30,904 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:34:31,213 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:34:31,535 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:34:31,855 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:34:32,194 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:32,524 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:32,871 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:34:33,220 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:34:33,573 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:34:33,926 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:34:34,296 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:34:34,652 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:34:35,034 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:34:35,411 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:34:35,805 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:34:36,186 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:34:36,582 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:34:36,996 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:34:37,381 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 13:34:37,760 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 13:34:38,117 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:34:38,467 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:34:38,810 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-07-21 13:34:39,135 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:34:39,450 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:34:39,752 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:34:40,044 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:34:40,332 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:34:40,622 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:34:40,885 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:34:41,139 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:34:41,386 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:41,627 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:34:41,849 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:34:42,056 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:34:42,256 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:34:42,447 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:34:42,624 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:34:42,789 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:34:42,953 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:34:43,099 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:34:43,239 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:34:43,360 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:43,629 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:34:43,630 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:34:44,832 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:34:44,939 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:34:45,062 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:34:45,182 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:34:45,312 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:34:45,445 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:34:45,589 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:34:45,724 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:34:45,875 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:34:46,022 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:34:46,194 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:46,354 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:34:46,527 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:34:46,702 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:34:46,891 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:34:47,074 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:34:47,269 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:34:47,469 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:34:47,678 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:34:47,885 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:34:48,109 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:34:48,329 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:34:48,569 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:34:48,802 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:34:49,050 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:34:49,292 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:34:49,545 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:34:49,806 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:34:50,076 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:34:50,338 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:34:50,615 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:34:50,892 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:34:51,189 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:34:51,478 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:34:51,778 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:34:52,076 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:34:52,392 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:34:52,698 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:34:53,022 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:34:53,351 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:34:53,675 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:54,013 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:34:54,357 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:34:54,692 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:34:55,044 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:34:55,390 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:34:55,770 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:34:56,149 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:34:56,533 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:34:56,913 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 13:34:57,288 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 13:34:57,652 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 13:34:58,012 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:34:58,352 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 13:34:58,701 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 13:34:59,020 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 13:34:59,333 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 13:34:59,647 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 13:34:59,941 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 13:35:00,219 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:35:00,491 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:35:00,746 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:35:00,988 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:35:01,233 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:01,466 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:01,681 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:35:01,879 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:35:02,064 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:35:02,240 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 13:35:02,407 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:02,552 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 13:35:02,691 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 13:35:02,817 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-07-21 13:35:03,078 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:35:03,078 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:35:04,266 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:04,373 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:04,511 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:04,634 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:04,768 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:04,903 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:05,054 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:05,201 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:05,360 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:05,518 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:05,688 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:05,850 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:06,035 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:06,226 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:06,419 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:06,612 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:06,814 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:07,021 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:07,228 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:07,432 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:07,657 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:07,880 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:08,113 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:08,344 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:08,595 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:08,839 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:09,101 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:09,355 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:09,633 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:09,891 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:10,175 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:10,453 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:10,742 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:11,050 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:11,369 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:35:11,686 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:35:12,004 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:35:12,323 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:35:12,657 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:35:12,982 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:35:13,338 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:35:13,692 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:35:14,056 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:35:14,407 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 13:35:14,792 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:35:15,172 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:35:15,532 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 13:35:15,883 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 13:35:16,210 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:35:16,529 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:35:16,841 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 13:35:17,142 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:35:17,441 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 13:35:17,720 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:35:17,991 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 13:35:18,253 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:35:18,503 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:35:18,738 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:35:18,956 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:19,156 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:19,342 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:19,514 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 13:35:19,683 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:19,841 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:35:19,990 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 13:35:20,117 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 13:35:20,242 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:20,509 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:35:20,510 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:35:21,718 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:21,827 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:21,949 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:22,076 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:22,209 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:22,342 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:22,503 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:22,658 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:22,824 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:22,990 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:23,161 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:23,344 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:23,548 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:23,732 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:23,935 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:24,141 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:24,357 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:24,577 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:24,805 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:25,035 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:25,278 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:25,523 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:25,780 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:26,037 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:26,308 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:26,580 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:26,846 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:27,110 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:27,385 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:27,662 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:27,967 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:28,253 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:28,555 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:28,858 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:29,165 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:35:29,487 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:35:29,816 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:35:30,144 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:35:30,494 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:35:30,846 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:35:31,315 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:35:31,771 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 13:35:32,227 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 13:35:32,573 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 13:35:32,907 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:35:33,229 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:35:33,536 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:35:33,824 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:35:34,109 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:35:34,379 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 13:35:34,634 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:35:34,879 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:35:35,110 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 13:35:35,326 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:35,516 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 13:35:35,701 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:35:35,878 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:36,052 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:36,206 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:35:36,348 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:36,483 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-07-21 13:35:36,761 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:35:36,762 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:35:38,005 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:38,119 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:38,245 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:38,374 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:38,512 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:38,656 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:38,804 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:38,958 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:39,132 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:39,299 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:39,478 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:39,661 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:39,842 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:40,024 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:40,226 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:40,421 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:40,633 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:40,842 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:41,053 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:41,276 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:41,514 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:41,750 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:42,004 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:42,262 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:42,530 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:42,794 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:43,072 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:43,347 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:43,640 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:43,906 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:44,210 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:44,520 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:44,841 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:45,151 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:45,482 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:35:45,812 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 13:35:46,154 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:35:46,483 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 13:35:46,814 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 13:35:47,121 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 13:35:47,421 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:35:47,714 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 13:35:47,991 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 13:35:48,250 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:35:48,504 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:35:48,741 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:35:48,965 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:49,180 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:35:49,393 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:35:49,583 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:49,758 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:49,925 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 13:35:50,077 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:50,215 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:35:50,342 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 13:35:50,615 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:35:51,610 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:35:51,715 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:35:51,829 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:51,952 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:35:52,078 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:52,205 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:35:52,347 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:52,486 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:35:52,640 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:52,786 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:35:52,946 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:53,108 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:35:53,275 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:53,449 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:35:53,636 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:53,813 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:35:54,015 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:54,200 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:35:54,405 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:54,605 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:35:54,823 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:55,036 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:35:55,264 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:55,495 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:35:55,734 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:55,977 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:35:56,228 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:56,474 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:35:56,740 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:56,999 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:35:57,275 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:57,567 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:35:57,870 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:58,171 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:35:58,486 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:58,787 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:35:59,093 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 13:35:59,382 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 13:35:59,649 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:35:59,921 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:36:00,169 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:36:00,397 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 13:36:00,622 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 13:36:00,845 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 13:36:01,045 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 13:36:01,227 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:01,396 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:36:01,556 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 13:36:01,706 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:01,854 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:01,987 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 13:36:02,245 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:03,246 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:03,464 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:03,579 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:03,708 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:03,833 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:03,971 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:04,113 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:04,270 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:04,424 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:04,589 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:04,749 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:04,918 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:05,091 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:05,279 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:05,463 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:05,661 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:05,862 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:06,066 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:06,271 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:06,494 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:06,716 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:06,945 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:36:07,176 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:36:07,432 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:36:07,678 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:36:07,938 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:08,210 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:08,485 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:36:08,757 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:36:09,058 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:36:09,346 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 13:36:09,617 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 13:36:09,886 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 13:36:10,134 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 13:36:10,366 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:36:10,587 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 13:36:10,802 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:36:11,007 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 13:36:11,199 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 13:36:11,380 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:36:11,536 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 13:36:11,690 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 13:36:11,827 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 13:36:11,949 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:12,203 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:12,204 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:13,378 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:13,494 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:13,626 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:13,753 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:13,892 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:14,030 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:14,184 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:14,342 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:14,500 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:14,665 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:14,844 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:15,022 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:15,215 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:15,410 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:15,609 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:15,811 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:16,018 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:16,238 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:16,471 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:16,688 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:16,932 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:36:17,183 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:36:17,442 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:36:17,705 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:36:17,986 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:18,270 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:18,536 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 13:36:18,782 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 13:36:19,014 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 13:36:19,233 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:36:19,443 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 13:36:19,644 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:19,824 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 13:36:19,992 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:36:20,155 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:36:20,303 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:36:20,440 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:20,695 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:21,788 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:21,905 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:22,025 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:22,161 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:22,293 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:22,438 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:22,580 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:22,744 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:22,897 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:23,070 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:23,239 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:23,417 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:23,596 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:23,797 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:23,988 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:24,196 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:24,412 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:24,645 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:24,886 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:25,123 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:25,357 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:25,598 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:36:25,846 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 13:36:26,087 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 13:36:26,307 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 13:36:26,513 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:36:26,701 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:26,891 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:36:27,050 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:27,204 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:36:27,345 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:36:27,477 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:27,738 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:28,761 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:28,875 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:28,998 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:29,124 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:29,253 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:29,383 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:29,526 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:29,665 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:29,818 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:29,971 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:30,143 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:30,313 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:30,509 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:30,691 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:30,891 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:31,084 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:31,290 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:31,495 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 13:36:31,719 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:31,929 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:32,146 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 13:36:32,337 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 13:36:32,521 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:36:32,696 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 13:36:32,847 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 13:36:32,988 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:36:33,128 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:33,391 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:33,392 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:34,392 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:34,500 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:34,617 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:34,738 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:34,869 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:35,004 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:35,148 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:35,299 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:35,456 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:35,613 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:35,788 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:35,956 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:36,139 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:36,325 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:36,523 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:36,713 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:36,898 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 13:36:37,065 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 13:36:37,219 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:36:37,368 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 13:36:37,500 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:37,745 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:37,746 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:38,720 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:38,835 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:38,953 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:39,066 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:39,197 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:39,324 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:39,467 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:39,609 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:39,763 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:39,919 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 13:36:40,093 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:40,257 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 13:36:40,414 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 13:36:40,561 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 13:36:40,686 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 13:36:40,928 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:40,929 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:41,889 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:41,996 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:42,117 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:42,241 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:42,377 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:42,513 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 13:36:42,694 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:42,845 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 13:36:42,981 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 13:36:43,232 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:43,232 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:44,218 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:44,330 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 13:36:44,456 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:44,579 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 13:36:44,825 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:44,825 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:45,956 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:45,956 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:46,696 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:47,165 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:47,166 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:36:47,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2020-07-21 13:36:47,659 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1423991092] [2020-07-21 13:36:47,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:36:47,659 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 43] total 44 [2020-07-21 13:36:47,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018993992] [2020-07-21 13:36:47,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 44 states [2020-07-21 13:36:47,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:36:47,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2020-07-21 13:36:47,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=505, Invalid=1387, Unknown=0, NotChecked=0, Total=1892 [2020-07-21 13:36:47,661 INFO L87 Difference]: Start difference. First operand 72 states and 73 transitions. Second operand 44 states. [2020-07-21 13:36:51,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:36:51,024 INFO L93 Difference]: Finished difference Result 79 states and 80 transitions. [2020-07-21 13:36:51,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-07-21 13:36:51,032 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 127 [2020-07-21 13:36:51,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:36:51,034 INFO L225 Difference]: With dead ends: 79 [2020-07-21 13:36:51,034 INFO L226 Difference]: Without dead ends: 75 [2020-07-21 13:36:51,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 170 SyntacticMatches, 41 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1121 ImplicationChecksByTransitivity, 11.3s TimeCoverageRelationStatistics Valid=1365, Invalid=2667, Unknown=0, NotChecked=0, Total=4032 [2020-07-21 13:36:51,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-07-21 13:36:51,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-07-21 13:36:51,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-07-21 13:36:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 76 transitions. [2020-07-21 13:36:51,040 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 76 transitions. Word has length 127 [2020-07-21 13:36:51,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:36:51,041 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 76 transitions. [2020-07-21 13:36:51,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 44 states. [2020-07-21 13:36:51,041 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2020-07-21 13:36:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-07-21 13:36:51,042 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:36:51,042 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:36:51,247 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:36:51,248 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:36:51,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:36:51,249 INFO L82 PathProgramCache]: Analyzing trace with hash -799288067, now seen corresponding path program 20 times [2020-07-21 13:36:51,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:36:51,250 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [165477459] [2020-07-21 13:36:51,250 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:36:53,446 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:36:53,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2020-07-21 13:36:53,447 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-21 13:36:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-21 13:36:53,478 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-21 13:36:53,512 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-21 13:36:53,512 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-21 13:36:53,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:36:53,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:36:53 BoogieIcfgContainer [2020-07-21 13:36:53,774 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 13:36:53,775 INFO L168 Benchmark]: Toolchain (without parser) took 734128.72 ms. Allocated memory was 143.1 MB in the beginning and 192.4 MB in the end (delta: 49.3 MB). Free memory was 100.0 MB in the beginning and 77.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 71.9 MB. Max. memory is 7.1 GB. [2020-07-21 13:36:53,775 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 143.1 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 13:36:53,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.32 ms. Allocated memory is still 143.1 MB. Free memory was 99.5 MB in the beginning and 90.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2020-07-21 13:36:53,776 INFO L168 Benchmark]: Boogie Preprocessor took 22.56 ms. Allocated memory is still 143.1 MB. Free memory was 90.4 MB in the beginning and 89.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-07-21 13:36:53,776 INFO L168 Benchmark]: RCFGBuilder took 334.52 ms. Allocated memory was 143.1 MB in the beginning and 199.8 MB in the end (delta: 56.6 MB). Free memory was 89.1 MB in the beginning and 168.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-21 13:36:53,776 INFO L168 Benchmark]: TraceAbstraction took 733444.87 ms. Allocated memory was 199.8 MB in the beginning and 192.4 MB in the end (delta: -7.3 MB). Free memory was 167.3 MB in the beginning and 77.4 MB in the end (delta: 89.9 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2020-07-21 13:36:53,777 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 143.1 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 319.32 ms. Allocated memory is still 143.1 MB. Free memory was 99.5 MB in the beginning and 90.4 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.56 ms. Allocated memory is still 143.1 MB. Free memory was 90.4 MB in the beginning and 89.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 334.52 ms. Allocated memory was 143.1 MB in the beginning and 199.8 MB in the end (delta: 56.6 MB). Free memory was 89.1 MB in the beginning and 168.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 733444.87 ms. Allocated memory was 199.8 MB in the beginning and 192.4 MB in the end (delta: -7.3 MB). Free memory was 167.3 MB in the beginning and 77.4 MB in the end (delta: 89.9 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 13]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L10] int input = 20; VAL [input=20] [L11] CALL, EXPR id(input) VAL [\old(x)=20] [L5] COND FALSE !(x==0) VAL [\old(x)=20, x=20] [L6] CALL, EXPR id(x-1) VAL [\old(x)=19] [L5] COND FALSE !(x==0) VAL [\old(x)=19, x=19] [L6] CALL, EXPR id(x-1) VAL [\old(x)=18] [L5] COND FALSE !(x==0) VAL [\old(x)=18, x=18] [L6] CALL, EXPR id(x-1) VAL [\old(x)=17] [L5] COND FALSE !(x==0) VAL [\old(x)=17, x=17] [L6] CALL, EXPR id(x-1) VAL [\old(x)=16] [L5] COND FALSE !(x==0) VAL [\old(x)=16, x=16] [L6] CALL, EXPR id(x-1) VAL [\old(x)=15] [L5] COND FALSE !(x==0) VAL [\old(x)=15, x=15] [L6] CALL, EXPR id(x-1) VAL [\old(x)=14] [L5] COND FALSE !(x==0) VAL [\old(x)=14, x=14] [L6] CALL, EXPR id(x-1) VAL [\old(x)=13] [L5] COND FALSE !(x==0) VAL [\old(x)=13, x=13] [L6] CALL, EXPR id(x-1) VAL [\old(x)=12] [L5] COND FALSE !(x==0) VAL [\old(x)=12, x=12] [L6] CALL, EXPR id(x-1) VAL [\old(x)=11] [L5] COND FALSE !(x==0) VAL [\old(x)=11, x=11] [L6] CALL, EXPR id(x-1) VAL [\old(x)=10] [L5] COND FALSE !(x==0) VAL [\old(x)=10, x=10] [L6] CALL, EXPR id(x-1) VAL [\old(x)=9] [L5] COND FALSE !(x==0) VAL [\old(x)=9, x=9] [L6] CALL, EXPR id(x-1) VAL [\old(x)=8] [L5] COND FALSE !(x==0) VAL [\old(x)=8, x=8] [L6] CALL, EXPR id(x-1) VAL [\old(x)=7] [L5] COND FALSE !(x==0) VAL [\old(x)=7, x=7] [L6] CALL, EXPR id(x-1) VAL [\old(x)=6] [L5] COND FALSE !(x==0) VAL [\old(x)=6, x=6] [L6] CALL, EXPR id(x-1) VAL [\old(x)=5] [L5] COND FALSE !(x==0) VAL [\old(x)=5, x=5] [L6] CALL, EXPR id(x-1) VAL [\old(x)=4] [L5] COND FALSE !(x==0) VAL [\old(x)=4, x=4] [L6] CALL, EXPR id(x-1) VAL [\old(x)=3] [L5] COND FALSE !(x==0) VAL [\old(x)=3, x=3] [L6] CALL, EXPR id(x-1) VAL [\old(x)=2] [L5] COND FALSE !(x==0) VAL [\old(x)=2, x=2] [L6] CALL, EXPR id(x-1) VAL [\old(x)=1] [L5] COND FALSE !(x==0) VAL [\old(x)=1, x=1] [L6] CALL, EXPR id(x-1) VAL [\old(x)=0] [L5] COND TRUE x==0 [L5] return 0; VAL [\old(x)=0, \result=0, x=0] [L6] RET, EXPR id(x-1) VAL [\old(x)=1, id(x-1)=0, x=1] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=2, id(x-1)=1, x=2] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=3, id(x-1)=2, x=3] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=4, id(x-1)=3, x=4] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=5, id(x-1)=4, x=5] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=6, id(x-1)=5, x=6] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=7, id(x-1)=6, x=7] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=8, id(x-1)=7, x=8] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=9, id(x-1)=8, x=9] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=10, id(x-1)=9, x=10] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=11, id(x-1)=10, x=11] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=12, id(x-1)=11, x=12] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=13, id(x-1)=12, x=13] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=14, id(x-1)=13, x=14] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=15, id(x-1)=14, x=15] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=16, id(x-1)=15, x=16] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=17, id(x-1)=16, x=17] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=18, id(x-1)=17, x=18] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=19, id(x-1)=18, x=19] [L6] return id(x-1) + 1; [L6] RET, EXPR id(x-1) VAL [\old(x)=20, id(x-1)=19, x=20] [L6] return id(x-1) + 1; [L11] RET, EXPR id(input) VAL [id(input)=20, input=20] [L11] int result = id(input); [L12] COND TRUE result == 20 VAL [input=20, result=20] [L13] __VERIFIER_error() VAL [input=20, result=20] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 733.3s, OverallIterations: 21, TraceHistogramMax: 21, AutomataDifference: 15.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 264 SDtfs, 2864 SDslu, 2566 SDs, 0 SdLazy, 1247 SolverSat, 1231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2977 GetRequests, 1871 SyntacticMatches, 419 SemanticMatches, 687 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8339 ImplicationChecksByTransitivity, 43.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 20 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 701.7s InterpolantComputationTime, 1533 NumberOfCodeBlocks, 1533 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 2748 ConstructedInterpolants, 0 QuantifiedInterpolants, 744432 SizeOfPredicates, 230 NumberOfNonLiveVariables, 3300 ConjunctsInSsa, 460 ConjunctsInUnsatCore, 39 InterpolantComputations, 1 PerfectInterpolantSequences, 5130/15200 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...