/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 BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/id_i25_o25-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 00:56:28,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 00:56:28,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 00:56:28,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 00:56:28,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 00:56:28,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 00:56:28,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 00:56:29,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 00:56:29,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 00:56:29,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 00:56:29,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 00:56:29,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 00:56:29,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 00:56:29,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 00:56:29,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 00:56:29,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 00:56:29,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 00:56:29,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 00:56:29,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 00:56:29,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 00:56:29,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 00:56:29,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 00:56:29,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 00:56:29,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 00:56:29,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 00:56:29,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 00:56:29,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 00:56:29,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 00:56:29,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 00:56:29,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 00:56:29,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 00:56:29,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 00:56:29,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 00:56:29,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 00:56:29,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 00:56:29,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 00:56:29,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 00:56:29,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 00:56:29,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 00:56:29,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 00:56:29,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 00:56:29,132 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 00:56:29,188 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 00:56:29,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 00:56:29,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 00:56:29,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 00:56:29,192 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 00:56:29,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 00:56:29,195 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 00:56:29,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 00:56:29,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 00:56:29,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 00:56:29,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 00:56:29,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 00:56:29,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 00:56:29,196 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 00:56:29,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 00:56:29,196 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 00:56:29,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 00:56:29,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 00:56:29,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 00:56:29,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 00:56:29,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 00:56:29,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 00:56:29,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 00:56:29,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 00:56:29,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 00:56:29,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 00:56:29,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:29,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 00:56:29,202 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 00:56:29,202 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 -> BIGGEST_EQUIVALENCE_CLASS 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 -> 4 [2020-07-21 00:56:29,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 00:56:29,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 00:56:29,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 00:56:29,682 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 00:56:29,683 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 00:56:29,684 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/id_i25_o25-2.c [2020-07-21 00:56:29,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a31a2840/1572a5d0560349f98a082e3aefdf8a08/FLAG86154b71f [2020-07-21 00:56:30,553 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 00:56:30,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/id_i25_o25-2.c [2020-07-21 00:56:30,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a31a2840/1572a5d0560349f98a082e3aefdf8a08/FLAG86154b71f [2020-07-21 00:56:30,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a31a2840/1572a5d0560349f98a082e3aefdf8a08 [2020-07-21 00:56:30,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 00:56:30,881 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 00:56:30,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 00:56:30,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 00:56:30,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 00:56:30,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:56:30" (1/1) ... [2020-07-21 00:56:30,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b34afe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:30, skipping insertion in model container [2020-07-21 00:56:30,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:56:30" (1/1) ... [2020-07-21 00:56:30,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 00:56:30,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 00:56:31,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 00:56:31,222 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 00:56:31,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 00:56:31,274 INFO L208 MainTranslator]: Completed translation [2020-07-21 00:56:31,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31 WrapperNode [2020-07-21 00:56:31,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 00:56:31,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 00:56:31,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 00:56:31,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 00:56:31,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (1/1) ... [2020-07-21 00:56:31,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (1/1) ... [2020-07-21 00:56:31,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (1/1) ... [2020-07-21 00:56:31,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (1/1) ... [2020-07-21 00:56:31,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (1/1) ... [2020-07-21 00:56:31,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (1/1) ... [2020-07-21 00:56:31,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (1/1) ... [2020-07-21 00:56:31,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 00:56:31,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 00:56:31,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 00:56:31,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 00:56:31,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (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 00:56:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 00:56:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 00:56:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2020-07-21 00:56:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 00:56:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 00:56:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 00:56:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure id [2020-07-21 00:56:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 00:56:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 00:56:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 00:56:31,822 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 00:56:31,823 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-21 00:56:31,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:56:31 BoogieIcfgContainer [2020-07-21 00:56:31,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 00:56:31,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 00:56:31,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 00:56:31,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 00:56:31,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:56:30" (1/3) ... [2020-07-21 00:56:31,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e02cee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:56:31, skipping insertion in model container [2020-07-21 00:56:31,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:56:31" (2/3) ... [2020-07-21 00:56:31,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e02cee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:56:31, skipping insertion in model container [2020-07-21 00:56:31,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:56:31" (3/3) ... [2020-07-21 00:56:31,848 INFO L109 eAbstractionObserver]: Analyzing ICFG id_i25_o25-2.c [2020-07-21 00:56:31,866 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 00:56:31,880 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 00:56:31,905 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 00:56:31,940 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 00:56:31,940 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 00:56:31,940 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 00:56:31,941 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 00:56:31,941 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 00:56:31,941 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 00:56:31,941 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 00:56:31,941 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 00:56:31,964 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states. [2020-07-21 00:56:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-21 00:56:31,974 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:31,976 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 00:56:31,976 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:31,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:31,984 INFO L82 PathProgramCache]: Analyzing trace with hash -872342019, now seen corresponding path program 1 times [2020-07-21 00:56:31,996 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:31,997 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [687428122] [2020-07-21 00:56:31,998 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:32,095 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:56:32,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:32,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 00:56:32,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:32,275 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 00:56:32,276 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 00:56:32,278 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [687428122] [2020-07-21 00:56:32,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 00:56:32,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 00:56:32,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911918129] [2020-07-21 00:56:32,294 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 00:56:32,295 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:32,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 00:56:32,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 00:56:32,314 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 5 states. [2020-07-21 00:56:32,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:32,475 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2020-07-21 00:56:32,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 00:56:32,478 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-07-21 00:56:32,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:32,492 INFO L225 Difference]: With dead ends: 30 [2020-07-21 00:56:32,493 INFO L226 Difference]: Without dead ends: 18 [2020-07-21 00:56:32,499 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 00:56:32,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-07-21 00:56:32,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-07-21 00:56:32,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2020-07-21 00:56:32,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2020-07-21 00:56:32,582 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 13 [2020-07-21 00:56:32,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:32,583 INFO L479 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2020-07-21 00:56:32,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 00:56:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2020-07-21 00:56:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-21 00:56:32,587 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:32,588 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 00:56:32,802 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:32,804 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:32,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:32,805 INFO L82 PathProgramCache]: Analyzing trace with hash -953570577, now seen corresponding path program 1 times [2020-07-21 00:56:32,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:32,806 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1414999389] [2020-07-21 00:56:32,807 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:32,856 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:56:32,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:32,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 00:56:32,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:32,975 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 00:56:32,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:33,268 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:33,280 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:33,348 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 00:56:33,349 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1414999389] [2020-07-21 00:56:33,349 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:33,349 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2020-07-21 00:56:33,350 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766429726] [2020-07-21 00:56:33,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-21 00:56:33,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:33,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-21 00:56:33,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-21 00:56:33,355 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand 9 states. [2020-07-21 00:56:33,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:33,507 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2020-07-21 00:56:33,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 00:56:33,509 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2020-07-21 00:56:33,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:33,511 INFO L225 Difference]: With dead ends: 25 [2020-07-21 00:56:33,511 INFO L226 Difference]: Without dead ends: 21 [2020-07-21 00:56:33,514 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 4 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-07-21 00:56:33,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2020-07-21 00:56:33,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-07-21 00:56:33,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-07-21 00:56:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2020-07-21 00:56:33,528 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 19 [2020-07-21 00:56:33,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:33,529 INFO L479 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2020-07-21 00:56:33,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-21 00:56:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2020-07-21 00:56:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-21 00:56:33,532 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:33,533 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 00:56:33,746 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:33,748 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:33,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:33,750 INFO L82 PathProgramCache]: Analyzing trace with hash 397359997, now seen corresponding path program 2 times [2020-07-21 00:56:33,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:33,751 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1702196334] [2020-07-21 00:56:33,752 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:33,791 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:56:33,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:33,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 00:56:33,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:33,886 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 00:56:33,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:34,258 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:34,264 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:34,353 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:34,359 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:34,452 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 00:56:34,455 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1702196334] [2020-07-21 00:56:34,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:34,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 11 [2020-07-21 00:56:34,460 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603954578] [2020-07-21 00:56:34,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-21 00:56:34,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:34,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-21 00:56:34,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-07-21 00:56:34,470 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 11 states. [2020-07-21 00:56:34,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:34,648 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-07-21 00:56:34,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 00:56:34,650 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 25 [2020-07-21 00:56:34,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:34,652 INFO L225 Difference]: With dead ends: 28 [2020-07-21 00:56:34,652 INFO L226 Difference]: Without dead ends: 24 [2020-07-21 00:56:34,655 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 34 SyntacticMatches, 6 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2020-07-21 00:56:34,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-07-21 00:56:34,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-07-21 00:56:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-21 00:56:34,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2020-07-21 00:56:34,688 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 25 [2020-07-21 00:56:34,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:34,691 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2020-07-21 00:56:34,691 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-21 00:56:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-21 00:56:34,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-07-21 00:56:34,694 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:34,695 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 00:56:34,909 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:34,909 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:34,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:34,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1198310127, now seen corresponding path program 3 times [2020-07-21 00:56:34,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:34,914 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165073910] [2020-07-21 00:56:34,914 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:35,001 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:56:35,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:35,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 00:56:35,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:35,118 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 00:56:35,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:35,644 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:35,806 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:35,877 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:35,965 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 00:56:35,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165073910] [2020-07-21 00:56:35,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:35,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 13 [2020-07-21 00:56:35,971 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390030684] [2020-07-21 00:56:35,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-21 00:56:35,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:35,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-21 00:56:35,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-07-21 00:56:35,977 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 13 states. [2020-07-21 00:56:36,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:36,118 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2020-07-21 00:56:36,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 00:56:36,125 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 31 [2020-07-21 00:56:36,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:36,127 INFO L225 Difference]: With dead ends: 31 [2020-07-21 00:56:36,127 INFO L226 Difference]: Without dead ends: 27 [2020-07-21 00:56:36,129 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 42 SyntacticMatches, 8 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2020-07-21 00:56:36,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-07-21 00:56:36,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-07-21 00:56:36,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-07-21 00:56:36,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2020-07-21 00:56:36,139 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 31 [2020-07-21 00:56:36,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:36,140 INFO L479 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2020-07-21 00:56:36,140 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-21 00:56:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2020-07-21 00:56:36,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-21 00:56:36,142 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:36,142 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 00:56:36,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:36,357 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:36,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:36,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1080764669, now seen corresponding path program 4 times [2020-07-21 00:56:36,359 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:36,359 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1462739049] [2020-07-21 00:56:36,360 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:36,404 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:56:36,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:36,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-21 00:56:36,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:36,518 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 00:56:36,519 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:37,303 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,305 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,522 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,525 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,662 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,666 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,731 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,734 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:37,806 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 00:56:37,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1462739049] [2020-07-21 00:56:37,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:37,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13] total 15 [2020-07-21 00:56:37,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934838816] [2020-07-21 00:56:37,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-21 00:56:37,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:37,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-21 00:56:37,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-07-21 00:56:37,811 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 15 states. [2020-07-21 00:56:37,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:37,970 INFO L93 Difference]: Finished difference Result 34 states and 35 transitions. [2020-07-21 00:56:37,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 00:56:37,974 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2020-07-21 00:56:37,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:37,977 INFO L225 Difference]: With dead ends: 34 [2020-07-21 00:56:37,978 INFO L226 Difference]: Without dead ends: 30 [2020-07-21 00:56:37,979 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 50 SyntacticMatches, 10 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2020-07-21 00:56:37,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-07-21 00:56:37,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-07-21 00:56:37,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-07-21 00:56:37,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2020-07-21 00:56:37,990 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 37 [2020-07-21 00:56:37,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:37,991 INFO L479 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2020-07-21 00:56:37,991 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-21 00:56:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2020-07-21 00:56:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-21 00:56:37,994 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:37,994 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 00:56:38,198 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:38,199 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:38,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:38,200 INFO L82 PathProgramCache]: Analyzing trace with hash -1752970513, now seen corresponding path program 5 times [2020-07-21 00:56:38,201 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:38,202 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1398053721] [2020-07-21 00:56:38,202 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:38,259 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:56:38,260 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:38,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 14 conjunts are in the unsatisfiable core [2020-07-21 00:56:38,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:38,371 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 00:56:38,372 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:39,355 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:39,648 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:39,650 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:39,819 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:39,821 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:39,939 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:39,941 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:40,005 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:40,008 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:40,092 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 00:56:40,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1398053721] [2020-07-21 00:56:40,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:40,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15] total 17 [2020-07-21 00:56:40,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065442187] [2020-07-21 00:56:40,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-21 00:56:40,100 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:40,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-21 00:56:40,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-07-21 00:56:40,106 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 17 states. [2020-07-21 00:56:40,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:40,328 INFO L93 Difference]: Finished difference Result 37 states and 38 transitions. [2020-07-21 00:56:40,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-21 00:56:40,332 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 43 [2020-07-21 00:56:40,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:40,334 INFO L225 Difference]: With dead ends: 37 [2020-07-21 00:56:40,334 INFO L226 Difference]: Without dead ends: 33 [2020-07-21 00:56:40,340 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 00:56:40,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-07-21 00:56:40,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2020-07-21 00:56:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2020-07-21 00:56:40,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2020-07-21 00:56:40,367 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 43 [2020-07-21 00:56:40,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:40,370 INFO L479 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2020-07-21 00:56:40,371 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-21 00:56:40,371 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2020-07-21 00:56:40,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-07-21 00:56:40,377 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:40,377 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 00:56:40,596 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:40,597 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:40,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:40,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1590630787, now seen corresponding path program 6 times [2020-07-21 00:56:40,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:40,599 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [160136171] [2020-07-21 00:56:40,599 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:40,666 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:56:40,666 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:40,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 16 conjunts are in the unsatisfiable core [2020-07-21 00:56:40,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:40,811 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 00:56:40,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:42,156 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:42,541 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:42,543 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:42,800 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:42,805 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:43,013 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:43,017 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:43,134 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:43,136 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:43,212 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:43,214 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:43,277 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 00:56:43,278 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [160136171] [2020-07-21 00:56:43,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:43,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 17] total 19 [2020-07-21 00:56:43,279 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876486963] [2020-07-21 00:56:43,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-07-21 00:56:43,280 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:43,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-07-21 00:56:43,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2020-07-21 00:56:43,281 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 19 states. [2020-07-21 00:56:43,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:43,508 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2020-07-21 00:56:43,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-21 00:56:43,511 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 49 [2020-07-21 00:56:43,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:43,513 INFO L225 Difference]: With dead ends: 40 [2020-07-21 00:56:43,513 INFO L226 Difference]: Without dead ends: 36 [2020-07-21 00:56:43,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 66 SyntacticMatches, 14 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=211, Invalid=439, Unknown=0, NotChecked=0, Total=650 [2020-07-21 00:56:43,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-07-21 00:56:43,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2020-07-21 00:56:43,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-07-21 00:56:43,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 37 transitions. [2020-07-21 00:56:43,525 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 37 transitions. Word has length 49 [2020-07-21 00:56:43,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:43,526 INFO L479 AbstractCegarLoop]: Abstraction has 36 states and 37 transitions. [2020-07-21 00:56:43,526 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-07-21 00:56:43,526 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2020-07-21 00:56:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-07-21 00:56:43,529 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:43,529 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 00:56:43,742 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:43,743 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:43,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:43,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1532150511, now seen corresponding path program 7 times [2020-07-21 00:56:43,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:43,745 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1558702775] [2020-07-21 00:56:43,746 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:43,831 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:56:43,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:43,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 18 conjunts are in the unsatisfiable core [2020-07-21 00:56:43,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:43,967 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 00:56:43,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:45,969 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:45,971 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:46,603 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:46,606 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:46,981 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:46,983 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:47,231 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:47,234 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:47,413 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:47,518 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:47,578 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:47,641 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 00:56:47,643 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1558702775] [2020-07-21 00:56:47,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:47,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 19] total 21 [2020-07-21 00:56:47,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192195842] [2020-07-21 00:56:47,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-07-21 00:56:47,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:47,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-07-21 00:56:47,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2020-07-21 00:56:47,647 INFO L87 Difference]: Start difference. First operand 36 states and 37 transitions. Second operand 21 states. [2020-07-21 00:56:47,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:47,910 INFO L93 Difference]: Finished difference Result 43 states and 44 transitions. [2020-07-21 00:56:47,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-21 00:56:47,911 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 55 [2020-07-21 00:56:47,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:47,913 INFO L225 Difference]: With dead ends: 43 [2020-07-21 00:56:47,913 INFO L226 Difference]: Without dead ends: 39 [2020-07-21 00:56:47,915 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 74 SyntacticMatches, 16 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=264, Invalid=548, Unknown=0, NotChecked=0, Total=812 [2020-07-21 00:56:47,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-07-21 00:56:47,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-07-21 00:56:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-07-21 00:56:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 40 transitions. [2020-07-21 00:56:47,925 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 40 transitions. Word has length 55 [2020-07-21 00:56:47,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:47,925 INFO L479 AbstractCegarLoop]: Abstraction has 39 states and 40 transitions. [2020-07-21 00:56:47,925 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-07-21 00:56:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2020-07-21 00:56:47,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-21 00:56:47,928 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:47,928 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 00:56:48,137 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:48,139 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:48,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:48,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1140618237, now seen corresponding path program 8 times [2020-07-21 00:56:48,140 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:48,141 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1201739323] [2020-07-21 00:56:48,141 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:48,251 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:56:48,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:48,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-21 00:56:48,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:48,475 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 00:56:48,476 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:50,984 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:51,873 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:52,471 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:52,861 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,119 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,303 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,305 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,416 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,417 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,474 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,476 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:53,577 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 00:56:53,578 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1201739323] [2020-07-21 00:56:53,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:56:53,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 21] total 23 [2020-07-21 00:56:53,579 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870070347] [2020-07-21 00:56:53,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-21 00:56:53,584 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:56:53,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-21 00:56:53,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2020-07-21 00:56:53,587 INFO L87 Difference]: Start difference. First operand 39 states and 40 transitions. Second operand 23 states. [2020-07-21 00:56:53,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:56:53,886 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2020-07-21 00:56:53,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-21 00:56:53,887 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 61 [2020-07-21 00:56:53,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:56:53,889 INFO L225 Difference]: With dead ends: 46 [2020-07-21 00:56:53,889 INFO L226 Difference]: Without dead ends: 42 [2020-07-21 00:56:53,892 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 82 SyntacticMatches, 18 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=669, Unknown=0, NotChecked=0, Total=992 [2020-07-21 00:56:53,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-07-21 00:56:53,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-07-21 00:56:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-21 00:56:53,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2020-07-21 00:56:53,901 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 61 [2020-07-21 00:56:53,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:56:53,902 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2020-07-21 00:56:53,902 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-21 00:56:53,902 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2020-07-21 00:56:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-21 00:56:53,904 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:56:53,904 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 00:56:54,113 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:56:54,114 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:56:54,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:56:54,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1749177617, now seen corresponding path program 9 times [2020-07-21 00:56:54,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:56:54,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [901646633] [2020-07-21 00:56:54,117 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:56:54,292 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:56:54,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:56:54,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 22 conjunts are in the unsatisfiable core [2020-07-21 00:56:54,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:56:54,475 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 00:56:54,476 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:56:58,058 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:58,059 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:59,230 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:56:59,231 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:00,013 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:00,015 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:00,630 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:00,632 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,029 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,031 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,260 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,402 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,488 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,538 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,539 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:01,591 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 00:57:01,591 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [901646633] [2020-07-21 00:57:01,591 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:57:01,592 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 23] total 25 [2020-07-21 00:57:01,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185967924] [2020-07-21 00:57:01,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-07-21 00:57:01,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:57:01,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-07-21 00:57:01,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=442, Unknown=0, NotChecked=0, Total=600 [2020-07-21 00:57:01,594 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 25 states. [2020-07-21 00:57:01,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:57:01,807 INFO L93 Difference]: Finished difference Result 49 states and 50 transitions. [2020-07-21 00:57:01,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-21 00:57:01,808 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2020-07-21 00:57:01,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:57:01,811 INFO L225 Difference]: With dead ends: 49 [2020-07-21 00:57:01,811 INFO L226 Difference]: Without dead ends: 45 [2020-07-21 00:57:01,813 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 90 SyntacticMatches, 20 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=388, Invalid=802, Unknown=0, NotChecked=0, Total=1190 [2020-07-21 00:57:01,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-07-21 00:57:01,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-07-21 00:57:01,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-07-21 00:57:01,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 46 transitions. [2020-07-21 00:57:01,819 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 46 transitions. Word has length 67 [2020-07-21 00:57:01,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:57:01,819 INFO L479 AbstractCegarLoop]: Abstraction has 45 states and 46 transitions. [2020-07-21 00:57:01,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-07-21 00:57:01,820 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2020-07-21 00:57:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-07-21 00:57:01,827 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:57:01,827 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 00:57:02,027 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:57:02,029 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:57:02,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:57:02,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1580609155, now seen corresponding path program 10 times [2020-07-21 00:57:02,030 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:57:02,031 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1879485674] [2020-07-21 00:57:02,031 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:57:02,206 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:57:02,206 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:57:02,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 24 conjunts are in the unsatisfiable core [2020-07-21 00:57:02,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:57:02,342 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 00:57:02,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:57:06,446 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:06,448 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:08,113 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:08,115 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:09,382 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:09,383 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:10,329 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:11,010 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:11,494 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:11,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:11,806 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:11,808 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:12,008 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:12,143 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:12,220 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:12,221 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:12,323 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 00:57:12,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1879485674] [2020-07-21 00:57:12,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:57:12,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 25] total 27 [2020-07-21 00:57:12,326 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70249879] [2020-07-21 00:57:12,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-07-21 00:57:12,327 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:57:12,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-07-21 00:57:12,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=518, Unknown=0, NotChecked=0, Total=702 [2020-07-21 00:57:12,329 INFO L87 Difference]: Start difference. First operand 45 states and 46 transitions. Second operand 27 states. [2020-07-21 00:57:12,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:57:12,883 INFO L93 Difference]: Finished difference Result 52 states and 53 transitions. [2020-07-21 00:57:12,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-21 00:57:12,884 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 73 [2020-07-21 00:57:12,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:57:12,892 INFO L225 Difference]: With dead ends: 52 [2020-07-21 00:57:12,893 INFO L226 Difference]: Without dead ends: 48 [2020-07-21 00:57:12,897 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 98 SyntacticMatches, 22 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 352 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=459, Invalid=947, Unknown=0, NotChecked=0, Total=1406 [2020-07-21 00:57:12,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-07-21 00:57:12,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2020-07-21 00:57:12,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-07-21 00:57:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2020-07-21 00:57:12,934 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 73 [2020-07-21 00:57:12,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:57:12,935 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2020-07-21 00:57:12,935 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-07-21 00:57:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2020-07-21 00:57:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-07-21 00:57:12,944 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:57:12,944 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 00:57:13,159 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:57:13,160 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:57:13,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:57:13,162 INFO L82 PathProgramCache]: Analyzing trace with hash -223837457, now seen corresponding path program 11 times [2020-07-21 00:57:13,162 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:57:13,162 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [624426019] [2020-07-21 00:57:13,163 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:57:13,508 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:57:13,509 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:57:13,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 26 conjunts are in the unsatisfiable core [2020-07-21 00:57:13,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:57:13,856 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 00:57:13,856 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:57:15,809 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:57:16,119 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 00:57:16,225 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 00:57:16,524 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 00:57:19,127 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:57:20,159 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:20,161 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:22,574 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:22,576 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:24,509 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:24,511 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:26,014 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:26,016 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:27,592 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:28,446 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:28,986 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:28,987 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,351 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,353 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,614 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,766 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,768 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,862 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,863 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:29,990 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 00:57:29,991 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [624426019] [2020-07-21 00:57:29,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:57:29,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 27] total 29 [2020-07-21 00:57:29,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819604611] [2020-07-21 00:57:29,993 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-07-21 00:57:29,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:57:29,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-07-21 00:57:29,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=600, Unknown=0, NotChecked=0, Total=812 [2020-07-21 00:57:29,995 INFO L87 Difference]: Start difference. First operand 48 states and 49 transitions. Second operand 29 states. [2020-07-21 00:57:30,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:57:30,714 INFO L93 Difference]: Finished difference Result 55 states and 56 transitions. [2020-07-21 00:57:30,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-21 00:57:30,717 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 79 [2020-07-21 00:57:30,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:57:30,719 INFO L225 Difference]: With dead ends: 55 [2020-07-21 00:57:30,719 INFO L226 Difference]: Without dead ends: 51 [2020-07-21 00:57:30,721 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 106 SyntacticMatches, 24 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=536, Invalid=1104, Unknown=0, NotChecked=0, Total=1640 [2020-07-21 00:57:30,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-07-21 00:57:30,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-07-21 00:57:30,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-07-21 00:57:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 52 transitions. [2020-07-21 00:57:30,731 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 52 transitions. Word has length 79 [2020-07-21 00:57:30,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:57:30,732 INFO L479 AbstractCegarLoop]: Abstraction has 51 states and 52 transitions. [2020-07-21 00:57:30,732 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-07-21 00:57:30,732 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2020-07-21 00:57:30,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-07-21 00:57:30,733 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:57:30,734 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 00:57:30,944 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:57:30,944 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:57:30,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:57:30,945 INFO L82 PathProgramCache]: Analyzing trace with hash 1653931773, now seen corresponding path program 12 times [2020-07-21 00:57:30,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:57:30,947 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [573223115] [2020-07-21 00:57:30,947 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:57:31,332 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:57:31,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:57:31,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 28 conjunts are in the unsatisfiable core [2020-07-21 00:57:31,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:57:31,709 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 00:57:31,710 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:57:33,967 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:57:34,228 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:57:34,339 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:57:34,461 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:57:34,583 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:57:34,713 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 00:57:34,839 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 00:57:34,965 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 00:57:35,082 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 00:57:35,192 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 00:57:35,302 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 00:57:37,870 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:57:38,348 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:57:38,556 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:57:38,668 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:57:38,778 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:57:38,887 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:57:39,000 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:57:40,041 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:40,043 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:42,005 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:57:42,114 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:57:42,223 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:57:42,335 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:57:42,448 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:57:42,560 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 00:57:43,501 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:43,502 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:45,819 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:45,821 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:47,377 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:48,657 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:49,963 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:49,964 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:50,939 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:51,703 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:52,406 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:52,408 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:52,725 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:52,726 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:52,895 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:52,896 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:53,000 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:53,001 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:57:53,122 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 00:57:53,124 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [573223115] [2020-07-21 00:57:53,124 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:57:53,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 29] total 31 [2020-07-21 00:57:53,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463719225] [2020-07-21 00:57:53,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-07-21 00:57:53,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:57:53,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-07-21 00:57:53,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=242, Invalid=688, Unknown=0, NotChecked=0, Total=930 [2020-07-21 00:57:53,127 INFO L87 Difference]: Start difference. First operand 51 states and 52 transitions. Second operand 31 states. [2020-07-21 00:57:53,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:57:53,867 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2020-07-21 00:57:53,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-21 00:57:53,870 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 85 [2020-07-21 00:57:53,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:57:53,871 INFO L225 Difference]: With dead ends: 58 [2020-07-21 00:57:53,871 INFO L226 Difference]: Without dead ends: 54 [2020-07-21 00:57:53,876 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 114 SyntacticMatches, 26 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 494 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=619, Invalid=1273, Unknown=0, NotChecked=0, Total=1892 [2020-07-21 00:57:53,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-07-21 00:57:53,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-07-21 00:57:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-21 00:57:53,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2020-07-21 00:57:53,893 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 85 [2020-07-21 00:57:53,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:57:53,894 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2020-07-21 00:57:53,894 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-07-21 00:57:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2020-07-21 00:57:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-07-21 00:57:53,896 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:57:53,896 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 00:57:54,097 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:57:54,098 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:57:54,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:57:54,099 INFO L82 PathProgramCache]: Analyzing trace with hash -218674449, now seen corresponding path program 13 times [2020-07-21 00:57:54,099 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:57:54,099 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1200255409] [2020-07-21 00:57:54,100 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:57:54,614 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:57:54,614 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:57:54,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 30 conjunts are in the unsatisfiable core [2020-07-21 00:57:54,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:57:55,118 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 00:57:55,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:57:57,211 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:57:57,318 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:57:57,443 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:57:57,571 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:57:57,714 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:57:57,849 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:57:57,993 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:57:58,136 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:57:58,298 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:57:58,455 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:57:58,616 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:57:58,772 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:57:58,939 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:57:59,137 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:57:59,318 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 00:57:59,483 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 00:57:59,655 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 00:57:59,813 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 00:57:59,969 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 00:58:00,120 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 00:58:00,261 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 00:58:00,395 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 00:58:00,525 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:58:00,643 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 00:58:00,756 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 00:58:00,876 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 00:58:03,532 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:03,640 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:03,754 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:03,867 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:03,996 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:04,114 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:04,243 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:04,375 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:04,505 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:04,640 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:04,795 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:04,922 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:05,059 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:05,196 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:05,339 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:05,489 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:05,634 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:58:05,782 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:58:05,950 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 00:58:06,090 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 00:58:06,219 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:58:06,341 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 00:58:06,469 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 00:58:06,590 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 00:58:06,710 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 00:58:07,456 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:09,416 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:09,520 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:09,627 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:09,736 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:09,850 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:09,964 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:10,092 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:10,258 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:10,410 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:10,561 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:10,720 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:10,873 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:11,023 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:58:11,163 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 00:58:11,297 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 00:58:11,428 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 00:58:11,556 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:11,672 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 00:58:11,779 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:11,882 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:12,492 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:12,494 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:14,286 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:14,392 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:14,505 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:14,614 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:14,737 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:14,853 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:14,975 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:15,091 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:15,235 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:15,355 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:15,486 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:15,623 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:15,766 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 00:58:15,882 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 00:58:15,987 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:16,089 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 00:58:16,292 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:16,509 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 00:58:16,860 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:16,862 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:18,920 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:19,030 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:19,150 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:19,268 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:19,411 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:19,535 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:19,656 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:19,762 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 00:58:19,870 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 00:58:19,981 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:20,548 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:22,147 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 00:58:22,254 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 00:58:22,370 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:22,485 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:22,609 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:22,726 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:22,850 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:22,958 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:23,063 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 00:58:23,429 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 00:58:23,628 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:26,098 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:26,100 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:28,031 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:28,032 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:29,423 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:29,425 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:30,353 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:30,354 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:30,997 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:30,998 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:31,419 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:31,756 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:31,996 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:31,997 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:32,188 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 00:58:32,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1200255409] [2020-07-21 00:58:32,189 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:58:32,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 31] total 33 [2020-07-21 00:58:32,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787800954] [2020-07-21 00:58:32,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-07-21 00:58:32,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:58:32,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-07-21 00:58:32,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=782, Unknown=0, NotChecked=0, Total=1056 [2020-07-21 00:58:32,192 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 33 states. [2020-07-21 00:58:33,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:58:33,280 INFO L93 Difference]: Finished difference Result 61 states and 62 transitions. [2020-07-21 00:58:33,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-07-21 00:58:33,286 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 91 [2020-07-21 00:58:33,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:58:33,289 INFO L225 Difference]: With dead ends: 61 [2020-07-21 00:58:33,289 INFO L226 Difference]: Without dead ends: 57 [2020-07-21 00:58:33,291 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 122 SyntacticMatches, 28 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=708, Invalid=1454, Unknown=0, NotChecked=0, Total=2162 [2020-07-21 00:58:33,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-21 00:58:33,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2020-07-21 00:58:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-07-21 00:58:33,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 58 transitions. [2020-07-21 00:58:33,300 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 58 transitions. Word has length 91 [2020-07-21 00:58:33,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:58:33,301 INFO L479 AbstractCegarLoop]: Abstraction has 57 states and 58 transitions. [2020-07-21 00:58:33,301 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-07-21 00:58:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2020-07-21 00:58:33,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-07-21 00:58:33,302 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:58:33,303 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 00:58:33,507 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:58:33,508 INFO L427 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:58:33,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:58:33,509 INFO L82 PathProgramCache]: Analyzing trace with hash 492436605, now seen corresponding path program 14 times [2020-07-21 00:58:33,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:58:33,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1072051999] [2020-07-21 00:58:33,510 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:58:34,135 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:58:34,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:58:34,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 32 conjunts are in the unsatisfiable core [2020-07-21 00:58:34,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:58:34,966 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 00:58:34,967 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:58:36,312 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 00:58:36,559 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:36,664 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:36,777 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:36,888 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:37,010 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:37,122 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:37,252 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:37,372 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:37,505 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:37,627 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:37,766 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:37,904 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:38,045 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:38,190 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:38,338 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:38,490 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:38,647 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:38,775 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:39,077 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:39,183 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:39,328 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:58:39,437 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:58:39,559 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:58:39,674 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:58:39,792 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 00:58:39,911 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 00:58:40,029 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 00:58:40,139 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 00:58:40,245 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 00:58:40,449 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 00:58:40,596 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 00:58:40,748 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:58:40,872 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 00:58:41,152 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:58:43,565 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 00:58:43,684 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 00:58:43,786 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 00:58:43,895 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:44,009 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:44,122 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:44,235 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:44,364 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:44,483 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:44,630 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:44,780 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:44,937 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:45,090 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:45,243 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:45,383 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:45,538 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:45,697 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:45,883 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:46,062 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:46,252 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:46,439 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:46,643 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:58:46,841 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:58:47,052 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:47,258 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:47,469 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:58:47,680 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:58:47,893 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 00:58:48,092 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 00:58:48,296 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 00:58:48,453 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 00:58:48,608 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 00:58:48,754 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 00:58:48,893 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:58:49,025 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 00:58:49,151 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 00:58:49,268 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 00:58:49,381 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:49,491 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 00:58:49,607 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:49,719 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:50,253 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:50,255 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:51,917 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 00:58:52,026 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 00:58:52,145 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 00:58:52,264 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 00:58:52,383 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 00:58:52,507 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 00:58:52,640 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:52,769 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 00:58:52,904 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:53,041 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:58:53,188 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:53,331 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 00:58:53,482 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:53,629 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 00:58:53,791 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:53,943 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:54,100 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:54,234 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:54,375 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:54,518 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:54,672 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:54,822 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:54,998 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:55,171 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:58:55,357 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:58:55,546 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:58:55,733 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 00:58:55,910 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 00:58:56,115 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:58:56,279 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 00:58:56,430 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 00:58:56,571 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 00:58:56,709 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:58:56,840 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 00:58:56,960 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:58:57,078 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:58:57,188 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 00:58:57,788 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:57,789 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:58:59,754 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:58:59,857 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:58:59,960 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:00,073 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:59:00,182 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:59:00,307 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:00,423 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:00,538 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:59:00,641 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 00:59:01,618 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:01,619 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:03,761 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 00:59:03,968 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:04,075 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:04,181 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 00:59:05,011 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:05,013 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:06,910 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:59:07,467 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:07,468 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:09,288 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:09,289 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:10,684 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:11,923 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:12,853 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:12,853 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:13,438 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:13,439 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:13,848 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:14,112 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:14,261 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:14,261 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:14,392 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:14,393 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:14,512 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 00:59:14,512 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1072051999] [2020-07-21 00:59:14,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:59:14,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 33] total 35 [2020-07-21 00:59:14,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745885286] [2020-07-21 00:59:14,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-07-21 00:59:14,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:59:14,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-07-21 00:59:14,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=308, Invalid=882, Unknown=0, NotChecked=0, Total=1190 [2020-07-21 00:59:14,516 INFO L87 Difference]: Start difference. First operand 57 states and 58 transitions. Second operand 35 states. [2020-07-21 00:59:15,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:59:15,405 INFO L93 Difference]: Finished difference Result 64 states and 65 transitions. [2020-07-21 00:59:15,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-21 00:59:15,408 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 97 [2020-07-21 00:59:15,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:59:15,409 INFO L225 Difference]: With dead ends: 64 [2020-07-21 00:59:15,409 INFO L226 Difference]: Without dead ends: 60 [2020-07-21 00:59:15,411 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 130 SyntacticMatches, 30 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 660 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=803, Invalid=1647, Unknown=0, NotChecked=0, Total=2450 [2020-07-21 00:59:15,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-07-21 00:59:15,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2020-07-21 00:59:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-07-21 00:59:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 61 transitions. [2020-07-21 00:59:15,417 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 61 transitions. Word has length 97 [2020-07-21 00:59:15,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:59:15,418 INFO L479 AbstractCegarLoop]: Abstraction has 60 states and 61 transitions. [2020-07-21 00:59:15,418 INFO L480 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-07-21 00:59:15,418 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2020-07-21 00:59:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-07-21 00:59:15,419 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:59:15,419 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 00:59:15,633 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:59:15,634 INFO L427 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:59:15,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:59:15,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1083048687, now seen corresponding path program 15 times [2020-07-21 00:59:15,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:59:15,635 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [710863454] [2020-07-21 00:59:15,635 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:59:16,387 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 00:59:16,387 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:59:16,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 34 conjunts are in the unsatisfiable core [2020-07-21 00:59:16,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:59:16,771 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 00:59:16,772 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 00:59:18,803 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:19,207 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:19,311 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:19,424 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:19,530 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:19,638 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:19,750 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:19,865 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:59:19,980 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:59:20,104 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:59:20,223 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:59:20,369 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:59:20,503 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:59:20,638 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 00:59:20,779 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 00:59:20,924 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 00:59:21,070 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 00:59:21,225 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 00:59:21,380 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 00:59:21,529 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 00:59:21,675 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-07-21 00:59:21,811 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 00:59:21,934 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 00:59:22,044 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 00:59:22,146 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 00:59:22,259 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 00:59:22,367 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 00:59:24,928 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 00:59:25,952 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:26,162 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:26,274 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:26,395 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:26,511 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:26,641 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:59:26,766 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:59:26,898 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:59:27,025 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:59:27,167 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:59:27,308 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 00:59:27,460 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 00:59:27,606 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 00:59:27,756 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 00:59:27,894 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 00:59:28,022 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 00:59:28,144 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 00:59:28,251 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 00:59:29,486 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:31,700 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:31,806 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:31,915 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:59:32,023 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:59:32,140 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:32,249 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:32,372 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:32,491 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:32,611 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:32,729 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:32,855 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:59:32,976 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 00:59:33,102 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:59:33,228 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 00:59:33,356 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 00:59:33,483 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 00:59:33,592 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 00:59:33,696 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 00:59:34,732 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:34,733 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:37,049 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:59:37,153 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:59:37,261 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:37,368 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:37,481 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:37,593 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 00:59:37,724 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:37,841 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 00:59:37,961 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 00:59:38,066 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 00:59:38,170 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:59:38,272 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 00:59:39,147 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:39,147 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:41,451 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 00:59:41,664 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:41,771 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 00:59:41,877 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 00:59:42,876 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:44,992 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:45,101 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 00:59:46,132 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:46,133 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:48,762 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:48,763 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:50,962 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:50,963 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:52,751 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:52,752 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:54,102 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:54,103 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:55,126 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:55,127 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:55,832 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:56,292 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:56,618 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:56,619 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:56,895 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:56,896 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:57,064 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 00:59:57,218 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 00:59:57,219 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [710863454] [2020-07-21 00:59:57,219 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 00:59:57,219 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 35] total 37 [2020-07-21 00:59:57,219 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866446292] [2020-07-21 00:59:57,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-07-21 00:59:57,220 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 00:59:57,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-07-21 00:59:57,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2020-07-21 00:59:57,221 INFO L87 Difference]: Start difference. First operand 60 states and 61 transitions. Second operand 37 states. [2020-07-21 00:59:58,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 00:59:58,016 INFO L93 Difference]: Finished difference Result 67 states and 68 transitions. [2020-07-21 00:59:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-07-21 00:59:58,018 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 103 [2020-07-21 00:59:58,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 00:59:58,020 INFO L225 Difference]: With dead ends: 67 [2020-07-21 00:59:58,021 INFO L226 Difference]: Without dead ends: 63 [2020-07-21 00:59:58,022 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 138 SyntacticMatches, 32 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 752 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=904, Invalid=1852, Unknown=0, NotChecked=0, Total=2756 [2020-07-21 00:59:58,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-07-21 00:59:58,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-07-21 00:59:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-21 00:59:58,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 64 transitions. [2020-07-21 00:59:58,027 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 64 transitions. Word has length 103 [2020-07-21 00:59:58,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 00:59:58,028 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 64 transitions. [2020-07-21 00:59:58,028 INFO L480 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-07-21 00:59:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2020-07-21 00:59:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-07-21 00:59:58,029 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 00:59:58,029 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 00:59:58,239 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:59:58,239 INFO L427 AbstractCegarLoop]: === Iteration 17 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 00:59:58,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 00:59:58,240 INFO L82 PathProgramCache]: Analyzing trace with hash 404015613, now seen corresponding path program 16 times [2020-07-21 00:59:58,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 00:59:58,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [338625908] [2020-07-21 00:59:58,241 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 00:59:59,161 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 00:59:59,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 00:59:59,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 36 conjunts are in the unsatisfiable core [2020-07-21 00:59:59,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 00:59:59,706 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 00:59:59,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:00:01,985 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:02,094 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:02,210 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:02,322 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:02,445 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:02,559 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:02,678 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:02,796 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:02,937 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:03,063 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:03,198 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:03,334 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:03,468 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:00:03,604 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:00:03,759 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:03,901 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:04,056 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:00:04,207 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:00:04,368 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:00:04,528 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:00:04,694 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:00:04,858 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:00:05,029 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:00:05,202 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:00:05,382 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-07-21 01:00:05,568 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-07-21 01:00:05,731 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 01:00:05,874 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-07-21 01:00:06,017 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:00:06,158 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 01:00:06,286 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:00:06,417 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:00:06,534 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:00:06,652 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:00:06,764 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:00:06,867 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:06,974 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:00:07,078 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:00:10,006 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:00:10,110 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:00:10,222 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:10,329 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:10,445 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:10,560 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:10,692 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:10,801 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:10,916 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:11,034 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:11,161 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:11,282 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:11,413 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:11,551 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:11,694 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:11,853 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:12,008 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:12,163 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:12,325 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:00:12,487 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:00:12,654 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:12,822 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:12,989 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:00:13,140 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:00:13,304 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:00:13,464 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:00:13,630 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:00:13,785 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:00:13,941 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:00:14,092 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:00:14,237 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:00:14,392 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:00:14,528 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:00:14,656 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:00:14,784 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:00:14,906 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:00:15,022 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 01:00:15,130 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:15,236 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 01:00:15,988 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:15,989 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:17,706 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:00:18,343 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:18,647 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:18,771 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:18,884 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:19,008 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:19,133 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:19,263 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:19,395 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:19,535 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:19,674 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:19,825 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:19,972 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:20,131 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:20,301 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:20,467 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:00:20,620 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:00:20,777 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:20,929 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:21,081 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:00:21,232 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:00:21,376 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:00:21,516 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 01:00:21,644 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:00:21,772 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 01:00:21,898 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:00:22,016 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:22,128 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:00:22,235 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:00:22,337 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:00:23,137 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:25,472 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:25,584 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:25,693 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:25,806 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:25,917 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:26,040 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:26,152 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:26,279 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:26,405 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:26,537 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:26,665 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:26,806 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:26,947 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:27,092 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:27,237 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:00:27,380 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:00:27,511 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:00:27,648 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:00:27,762 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:00:27,874 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:00:27,994 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:00:28,096 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:00:29,032 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:31,322 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:31,430 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:31,538 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:31,654 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:31,776 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:31,893 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:32,016 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:32,135 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:32,262 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:32,404 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:00:32,541 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:32,679 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:00:32,808 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:00:32,932 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:00:33,053 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:00:33,168 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:00:33,278 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:00:33,382 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:00:34,258 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:34,259 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:36,207 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:00:36,406 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:00:36,508 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:00:36,619 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:36,723 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:36,833 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:36,948 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:37,085 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:37,202 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:00:37,329 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:37,454 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:00:37,576 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:00:37,689 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:00:37,795 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:00:38,744 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:41,069 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:41,180 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:00:41,298 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:41,427 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:00:41,543 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:00:41,647 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:00:42,541 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:44,359 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:00:44,565 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:00:44,769 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:00:44,877 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:00:44,987 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:00:45,798 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:45,799 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:48,468 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:48,469 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:50,591 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:50,592 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:52,197 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:52,198 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:53,388 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:53,389 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:54,202 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:54,202 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:54,771 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:55,146 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:55,147 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:55,398 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:55,399 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:55,552 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:00:55,718 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 01:00:55,718 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [338625908] [2020-07-21 01:00:55,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 01:00:55,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 37] total 39 [2020-07-21 01:00:55,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94135458] [2020-07-21 01:00:55,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2020-07-21 01:00:55,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:00:55,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2020-07-21 01:00:55,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=1100, Unknown=0, NotChecked=0, Total=1482 [2020-07-21 01:00:55,720 INFO L87 Difference]: Start difference. First operand 63 states and 64 transitions. Second operand 39 states. [2020-07-21 01:00:57,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:00:57,174 INFO L93 Difference]: Finished difference Result 70 states and 71 transitions. [2020-07-21 01:00:57,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-21 01:00:57,178 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 109 [2020-07-21 01:00:57,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:00:57,180 INFO L225 Difference]: With dead ends: 70 [2020-07-21 01:00:57,181 INFO L226 Difference]: Without dead ends: 66 [2020-07-21 01:00:57,182 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 146 SyntacticMatches, 34 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 850 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1011, Invalid=2069, Unknown=0, NotChecked=0, Total=3080 [2020-07-21 01:00:57,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-07-21 01:00:57,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2020-07-21 01:00:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-07-21 01:00:57,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 67 transitions. [2020-07-21 01:00:57,187 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 67 transitions. Word has length 109 [2020-07-21 01:00:57,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:00:57,187 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 67 transitions. [2020-07-21 01:00:57,187 INFO L480 AbstractCegarLoop]: Interpolant automaton has 39 states. [2020-07-21 01:00:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2020-07-21 01:00:57,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-07-21 01:00:57,188 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:00:57,189 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 01:00:57,400 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:00:57,401 INFO L427 AbstractCegarLoop]: === Iteration 18 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:00:57,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:00:57,402 INFO L82 PathProgramCache]: Analyzing trace with hash -464475409, now seen corresponding path program 17 times [2020-07-21 01:00:57,402 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:00:57,402 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1656892566] [2020-07-21 01:00:57,402 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 01:00:58,578 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:00:58,578 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:00:58,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 38 conjunts are in the unsatisfiable core [2020-07-21 01:00:58,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:00:59,315 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 01:00:59,315 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:01:01,175 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:01,281 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:01,403 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:01,514 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:01,627 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:01,738 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:01,859 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:01,979 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:02,118 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:02,250 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:02,391 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:02,526 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:02,671 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:02,808 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:02,958 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:03,139 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:03,320 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:03,474 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:03,634 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:03,795 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:03,974 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:04,143 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:04,329 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:04,511 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:04,706 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:04,888 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:05,090 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:01:05,293 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:01:05,503 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:01:05,707 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:01:05,938 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:01:06,139 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:01:06,352 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:01:06,560 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:01:06,779 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:01:07,000 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:01:07,217 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:01:07,438 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:01:07,675 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-07-21 01:01:07,886 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-07-21 01:01:08,088 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-07-21 01:01:08,282 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 01:01:08,475 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:01:08,658 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:01:08,832 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:01:09,000 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 01:01:09,158 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:01:09,314 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:01:09,464 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 01:01:09,618 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 01:01:09,755 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:01:09,889 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:10,015 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:01:10,135 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:10,244 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:10,353 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:13,109 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:13,215 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:13,326 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:13,438 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:13,557 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:13,678 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:13,807 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:13,937 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:14,075 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:14,212 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:14,359 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:14,503 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:14,657 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:14,819 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:14,981 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:15,162 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:15,328 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:15,490 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:15,655 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:15,819 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:15,988 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:16,163 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:16,345 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:16,519 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:16,705 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:16,903 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:17,097 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:01:17,287 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:01:17,494 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:01:17,692 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:01:17,914 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:01:18,122 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:01:18,337 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:01:18,550 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:01:18,768 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:01:18,976 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 01:01:19,176 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:01:19,375 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-07-21 01:01:19,566 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 01:01:19,748 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 01:01:19,924 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 01:01:20,096 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:01:20,264 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 01:01:20,421 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:01:20,570 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:01:20,709 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 01:01:20,847 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 01:01:20,970 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:21,086 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:01:21,191 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:21,957 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:01:23,388 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:01:23,700 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:23,820 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:24,025 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:24,133 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:24,240 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:24,356 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:24,472 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:24,595 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:24,718 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:24,846 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:24,976 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:25,116 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:25,254 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:25,401 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:25,557 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:25,736 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:25,901 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:26,061 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:26,220 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:26,390 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:26,558 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:26,746 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:26,940 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:27,126 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:27,307 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:27,621 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:27,856 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:28,067 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:28,252 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:28,451 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:01:28,652 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:01:28,851 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:01:29,053 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:01:29,256 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:01:29,459 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:01:29,650 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:01:29,831 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:01:30,011 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:01:30,187 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:01:30,354 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:01:30,516 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:01:30,680 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:01:30,827 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:01:30,960 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 01:01:31,089 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:01:31,217 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 01:01:31,334 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:01:31,447 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 01:01:31,551 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:01:32,219 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:01:34,068 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:34,170 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:34,280 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:34,394 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:34,514 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:34,634 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:34,763 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:34,892 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:35,023 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:35,152 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:35,293 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:35,432 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:35,571 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:35,718 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:35,866 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:36,014 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:36,171 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:36,324 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:36,486 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:36,644 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:36,811 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:36,977 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:37,150 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:37,329 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:37,507 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:37,693 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:37,881 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:38,068 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:38,261 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:38,446 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:01:38,636 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:01:38,823 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:01:38,988 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 01:01:39,152 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:01:39,312 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 01:01:39,466 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 01:01:39,617 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:01:39,764 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 01:01:39,899 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:40,025 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:01:40,144 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 01:01:40,255 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:01:40,368 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 01:01:41,102 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:01:41,103 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:01:42,920 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:43,023 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:43,132 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:43,243 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:43,361 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:43,477 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:43,602 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:43,727 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:43,860 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:43,995 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:44,143 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:44,285 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:44,436 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:44,586 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:44,750 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:44,903 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:45,067 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:45,227 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:45,399 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:45,563 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:45,746 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:45,922 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:46,105 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:46,282 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:46,461 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:46,639 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:01:46,815 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:01:46,988 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:01:47,149 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:01:47,304 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:01:47,450 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:01:47,597 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:01:47,736 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:01:47,882 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:01:48,018 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:01:48,140 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:01:48,258 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 01:01:48,367 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 01:01:48,471 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:49,069 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:01:49,070 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:01:50,760 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:01:50,958 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:51,063 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:51,177 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:51,286 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:51,400 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:51,511 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:51,629 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:51,747 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:51,873 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:52,002 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:52,142 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:52,283 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:52,427 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:52,574 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:52,731 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:52,889 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:01:53,057 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:53,220 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:01:53,398 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:53,569 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:53,747 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:53,928 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:54,106 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:01:54,273 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:01:54,433 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:01:54,593 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 01:01:54,736 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:01:54,877 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:01:55,014 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:01:55,143 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:01:55,262 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 01:01:55,375 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:55,483 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:01:56,145 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:01:57,937 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:01:58,053 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:01:58,178 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:58,291 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:01:58,409 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:58,527 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:01:58,654 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:58,780 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:01:58,915 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:59,050 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:01:59,195 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:59,335 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:01:59,485 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:59,631 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:01:59,785 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:01:59,939 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:00,105 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:00,270 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:00,442 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:00,615 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:00,782 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:02:00,936 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:02:01,078 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:02:01,218 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:02:01,348 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:02:01,472 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:02:01,594 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:01,707 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:02:01,815 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:02:01,919 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:02:02,436 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:04,196 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:04,300 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:04,421 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:04,541 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:04,666 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:04,788 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:04,927 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:05,060 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:05,199 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:05,333 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:05,477 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:05,623 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:05,777 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:02:05,930 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:02:06,094 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:06,263 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:06,420 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:02:06,566 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:02:06,705 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:02:06,835 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:02:06,961 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:07,081 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:07,195 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 01:02:07,300 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:07,839 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:07,839 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:09,550 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:09,657 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:09,772 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:09,883 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:10,004 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:10,123 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:10,246 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:10,368 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:10,504 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:10,631 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:10,769 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:10,905 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:11,053 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:11,200 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:11,345 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:02:11,482 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:02:11,614 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:11,737 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:02:11,854 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:02:11,963 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:12,067 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:02:12,540 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:12,541 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:14,593 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:14,700 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:14,824 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:14,949 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:15,085 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:15,221 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:15,353 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:15,483 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:15,602 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:02:15,713 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:15,818 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:02:16,303 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:16,304 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:18,009 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:18,117 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:18,240 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:18,355 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:18,478 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:18,606 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:18,724 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:02:18,834 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:18,938 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:02:19,427 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:19,428 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:20,953 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:02:21,057 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:02:21,170 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:21,284 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:21,393 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:02:21,885 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:21,886 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:23,752 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:23,753 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:25,041 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:25,937 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:26,539 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:26,539 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:26,966 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:26,967 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:27,233 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:02:27,524 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 01:02:27,524 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1656892566] [2020-07-21 01:02:27,524 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 01:02:27,524 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 39] total 41 [2020-07-21 01:02:27,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762064367] [2020-07-21 01:02:27,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-07-21 01:02:27,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:02:27,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-07-21 01:02:27,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=1218, Unknown=0, NotChecked=0, Total=1640 [2020-07-21 01:02:27,526 INFO L87 Difference]: Start difference. First operand 66 states and 67 transitions. Second operand 41 states. [2020-07-21 01:02:29,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:02:29,727 INFO L93 Difference]: Finished difference Result 73 states and 74 transitions. [2020-07-21 01:02:29,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-21 01:02:29,734 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 115 [2020-07-21 01:02:29,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:02:29,736 INFO L225 Difference]: With dead ends: 73 [2020-07-21 01:02:29,736 INFO L226 Difference]: Without dead ends: 69 [2020-07-21 01:02:29,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 154 SyntacticMatches, 36 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1124, Invalid=2298, Unknown=0, NotChecked=0, Total=3422 [2020-07-21 01:02:29,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-07-21 01:02:29,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-07-21 01:02:29,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-07-21 01:02:29,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 70 transitions. [2020-07-21 01:02:29,742 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 70 transitions. Word has length 115 [2020-07-21 01:02:29,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:02:29,743 INFO L479 AbstractCegarLoop]: Abstraction has 69 states and 70 transitions. [2020-07-21 01:02:29,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-07-21 01:02:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2020-07-21 01:02:29,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-21 01:02:29,744 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:02:29,744 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 01:02:29,952 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:02:29,952 INFO L427 AbstractCegarLoop]: === Iteration 19 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:02:29,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:02:29,953 INFO L82 PathProgramCache]: Analyzing trace with hash 130115453, now seen corresponding path program 18 times [2020-07-21 01:02:29,953 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:02:29,954 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1461236625] [2020-07-21 01:02:29,954 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 01:02:31,433 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 01:02:31,433 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:02:31,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 40 conjunts are in the unsatisfiable core [2020-07-21 01:02:31,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:02:32,618 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 01:02:32,618 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:02:33,990 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:02:34,101 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:02:34,211 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:02:34,327 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:34,444 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:34,572 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:34,698 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:34,832 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:34,959 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:35,095 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:35,232 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:35,390 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:35,546 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:35,707 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:35,865 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:36,034 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:36,203 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:36,373 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:02:36,537 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:02:36,707 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:36,876 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:37,058 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:37,222 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:37,417 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:37,602 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:37,799 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:02:37,999 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:02:38,200 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:02:38,408 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:02:38,623 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:02:38,839 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:02:39,082 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:02:39,314 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:02:39,556 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:02:39,798 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:02:40,054 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:02:40,304 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:02:40,551 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:02:40,800 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:02:41,078 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:02:41,348 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:02:41,633 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:02:41,925 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:02:42,239 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:02:42,534 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:02:42,842 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:02:43,135 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:02:43,443 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:02:43,760 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:02:44,089 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:02:44,424 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:02:44,774 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 01:02:45,105 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 01:02:45,426 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-07-21 01:02:45,735 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-07-21 01:02:46,025 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-07-21 01:02:46,310 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-07-21 01:02:46,580 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-07-21 01:02:46,823 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-07-21 01:02:47,070 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 01:02:47,303 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2020-07-21 01:02:47,532 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 01:02:47,756 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 01:02:47,968 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 01:02:48,177 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 01:02:48,385 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:02:48,578 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:02:48,761 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:02:48,931 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:02:49,098 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:02:49,251 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:02:49,408 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 01:02:49,549 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:02:49,690 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:02:49,820 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:49,940 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:02:50,052 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:50,156 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:02:52,200 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:02:52,303 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:02:52,414 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:52,523 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:02:52,641 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:52,757 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:02:52,880 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:53,012 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:02:53,145 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:53,283 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:02:53,423 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:53,565 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:02:53,714 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:53,859 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:02:54,014 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:54,169 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:02:54,338 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:02:54,510 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:02:54,681 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:54,852 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:02:55,037 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:55,222 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:02:55,430 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:55,629 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:02:55,840 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:02:56,047 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:02:56,265 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:02:56,477 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:02:56,709 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:02:56,929 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:02:57,160 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:02:57,395 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:02:57,631 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:02:57,865 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:02:58,106 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:02:58,351 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:02:58,602 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:02:58,861 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:02:59,121 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:02:59,405 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:02:59,689 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:02:59,964 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:03:00,248 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:03:00,540 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:03:00,835 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:03:01,136 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:03:01,454 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:03:01,769 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:03:02,093 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-07-21 01:03:02,406 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-07-21 01:03:02,710 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:03:02,986 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 01:03:03,257 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:03:03,518 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:03:03,764 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:03:04,001 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:03:04,229 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 01:03:04,451 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 01:03:04,664 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:03:04,874 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:03:05,061 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 01:03:05,250 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:03:05,426 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 01:03:05,585 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:05,738 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:03:05,887 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:03:06,027 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 01:03:06,161 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 01:03:06,288 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 01:03:06,406 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:06,516 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:06,618 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:07,056 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:03:08,722 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:08,828 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:09,048 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:09,160 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:09,284 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:09,402 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:09,534 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:09,659 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:09,790 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:09,926 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:10,069 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:10,210 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:10,363 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:10,512 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:10,705 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:10,869 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:11,035 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:11,201 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:11,374 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:11,549 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:11,739 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:11,937 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:12,139 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:12,334 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:12,539 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:12,742 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:12,956 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:13,173 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:13,395 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:13,620 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:13,853 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:14,077 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:14,312 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:03:14,546 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:03:14,800 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:03:15,047 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:03:15,299 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:03:15,552 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:03:15,838 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:03:16,115 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:03:16,385 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:03:16,658 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:03:16,926 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:03:17,179 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 01:03:17,424 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:03:17,662 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:03:17,882 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:03:18,095 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:03:18,310 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:03:18,522 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:03:18,715 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:03:18,906 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:03:19,083 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:03:19,251 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:03:19,423 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:03:19,578 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:03:19,727 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:03:19,867 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:03:20,005 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:20,137 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:03:20,256 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:20,364 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 01:03:20,467 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:03:20,962 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:03:20,963 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:03:22,642 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:22,752 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:22,871 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:22,997 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:23,114 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:23,241 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:23,374 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:23,505 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:23,634 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:23,774 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:23,909 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:24,044 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:24,177 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:24,319 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:24,459 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:24,608 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:24,756 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:24,915 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:25,079 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:25,278 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:25,479 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:25,668 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:25,856 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:26,049 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:26,246 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:26,445 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:26,642 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:26,850 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:27,057 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:27,279 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:27,493 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:27,721 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:27,945 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:28,187 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:03:28,418 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:03:28,665 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:03:28,909 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:03:29,170 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:03:29,424 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:03:29,678 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:03:29,922 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:03:30,150 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:03:30,376 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 01:03:30,592 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 01:03:30,796 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:03:30,994 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 01:03:31,182 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 01:03:31,360 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:03:31,532 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 01:03:31,698 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:31,855 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:03:32,008 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:32,153 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:32,297 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 01:03:32,422 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 01:03:32,538 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:32,649 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:32,751 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:03:33,254 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:03:33,255 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:03:34,763 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:03:34,871 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:34,976 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:35,092 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:35,206 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:35,332 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:35,457 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:35,587 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:35,717 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:35,858 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:35,994 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:36,137 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:36,283 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:36,435 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:36,584 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:36,743 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:36,904 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:37,070 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:37,240 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:37,418 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:37,595 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:37,784 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:37,970 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:38,170 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:38,365 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:38,570 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:38,772 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:38,978 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:39,189 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:39,410 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:39,632 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:39,856 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:40,081 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:40,320 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:40,553 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:40,796 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:03:41,045 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:03:41,291 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:03:41,522 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:03:41,739 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:03:41,953 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:03:42,154 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:03:42,346 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:03:42,529 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:03:42,711 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-21 01:03:42,886 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:03:43,050 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:03:43,204 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:03:43,353 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:03:43,495 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:03:43,634 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:43,760 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:03:43,884 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:03:43,994 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:03:44,205 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 01:03:44,541 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:03:46,019 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:03:46,227 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:46,334 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:46,451 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:46,568 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:46,695 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:46,820 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:46,957 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:47,087 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:47,225 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:47,365 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:47,514 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:47,662 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:47,821 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:47,972 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:48,134 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:48,295 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:48,469 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:48,645 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:48,825 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:49,005 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:49,197 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:49,389 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:49,586 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:49,783 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:03:49,992 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:50,202 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:03:50,423 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:50,637 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:03:50,873 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:51,096 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:03:51,333 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:51,578 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:51,824 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:03:52,045 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:03:52,266 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:03:52,469 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:03:52,663 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:03:52,847 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:03:53,031 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:03:53,197 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:03:53,357 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 01:03:53,513 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 01:03:53,655 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:03:53,795 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 01:03:53,928 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:03:54,045 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 01:03:54,158 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 01:03:54,694 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:03:56,069 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:03:56,275 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:03:56,384 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:03:56,501 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:56,614 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:03:56,739 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:56,863 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:03:57,007 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:57,143 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:03:57,285 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:57,427 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:03:57,578 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:57,734 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:03:57,907 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:58,109 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:03:58,287 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:58,464 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:03:58,652 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:58,847 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:03:59,061 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:59,262 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:03:59,473 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:59,683 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:03:59,904 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:04:00,116 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:04:00,346 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:00,573 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:00,831 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:04:01,074 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:04:01,317 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:04:01,557 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:04:01,791 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:04:02,009 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:04:02,221 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:04:02,437 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:04:02,645 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:04:02,841 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:04:03,018 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:04:03,185 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:04:03,339 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:03,480 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:04:03,634 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:04:03,760 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:04:03,888 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:04:04,003 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 01:04:04,111 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:04:04,495 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:04,496 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:05,729 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:05,835 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:05,951 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:06,064 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:06,197 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:06,321 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:06,457 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:06,586 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:06,720 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:06,854 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:07,003 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:07,143 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:07,290 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:07,433 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:07,589 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:07,745 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:07,912 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:08,075 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:08,251 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:04:08,429 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:04:08,611 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:08,791 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:08,983 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:04:09,181 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:04:09,389 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:04:09,594 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:04:09,823 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:04:10,045 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:04:10,279 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:10,523 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:10,752 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:04:10,972 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:04:11,176 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:04:11,369 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:04:11,556 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:04:11,738 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:04:11,902 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:12,056 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:04:12,201 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:04:12,362 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 01:04:12,510 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:12,629 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:12,742 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:04:13,119 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:13,119 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:14,379 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:14,488 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:14,604 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:14,716 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:14,838 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:14,960 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:15,091 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:15,226 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:15,370 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:15,511 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:15,665 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:15,808 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:15,961 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:16,115 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:16,274 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:16,445 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:16,618 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:16,797 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:16,978 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:04:17,158 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:04:17,353 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:17,570 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:17,786 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:04:18,015 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:04:18,273 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:04:18,526 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:04:18,777 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:04:19,019 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:04:19,225 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:04:19,418 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:04:19,603 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:04:19,778 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:04:19,942 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:04:20,096 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:04:20,241 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:04:20,375 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:04:20,505 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:04:20,622 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:20,732 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-07-21 01:04:20,950 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:20,951 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:22,044 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:22,254 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:22,462 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:22,573 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:22,686 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:22,808 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:22,975 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:23,146 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:23,279 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:23,413 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:23,560 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:23,714 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:23,889 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:24,065 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:24,251 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:24,437 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:24,642 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:24,844 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:25,055 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:25,264 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:25,489 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:04:25,722 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:04:25,952 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:26,190 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:26,434 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:04:26,641 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:04:26,833 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:27,024 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:04:27,203 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:04:27,370 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:27,523 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:04:27,671 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 01:04:27,810 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:27,935 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 01:04:28,058 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:28,288 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:28,288 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:29,340 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:29,443 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:29,559 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:29,674 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:29,799 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:29,925 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:30,074 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:30,211 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:30,363 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:30,513 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:30,671 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:30,828 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:30,978 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:31,136 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:31,310 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:31,477 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:31,661 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:31,846 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:32,036 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:32,235 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:32,445 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:32,657 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:04:32,853 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:04:33,036 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:04:33,213 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:04:33,381 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:33,538 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:04:33,685 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:04:33,826 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:04:33,950 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:04:34,073 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:34,306 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:34,307 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:35,396 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:35,614 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:35,731 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:35,858 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:35,986 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:36,108 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:36,245 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:36,390 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:36,538 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:36,702 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:36,864 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:37,034 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:37,199 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:37,375 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:37,562 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:04:37,762 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:37,962 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:04:38,144 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:04:38,310 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:04:38,465 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:04:38,609 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:04:38,756 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:04:38,901 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 01:04:39,033 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:39,268 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:40,985 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:41,094 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:41,249 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:41,414 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:41,576 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:04:41,722 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:04:41,866 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:04:42,004 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:04:42,126 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:42,354 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:43,648 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:43,760 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:43,880 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:44,005 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:44,138 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:44,274 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:44,411 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:44,550 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:44,685 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:04:44,806 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:04:44,919 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:45,136 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:45,137 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:46,296 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:46,500 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:46,616 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:46,738 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:46,851 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:46,964 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:04:47,173 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:47,174 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:48,208 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:48,314 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:48,517 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:49,387 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:49,388 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:49,975 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:49,976 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:50,355 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:50,356 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:04:50,759 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 01:04:50,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1461236625] [2020-07-21 01:04:50,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 01:04:50,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 41] total 43 [2020-07-21 01:04:50,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107768048] [2020-07-21 01:04:50,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 43 states [2020-07-21 01:04:50,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:04:50,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2020-07-21 01:04:50,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=464, Invalid=1342, Unknown=0, NotChecked=0, Total=1806 [2020-07-21 01:04:50,762 INFO L87 Difference]: Start difference. First operand 69 states and 70 transitions. Second operand 43 states. [2020-07-21 01:04:53,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:04:53,466 INFO L93 Difference]: Finished difference Result 76 states and 77 transitions. [2020-07-21 01:04:53,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-07-21 01:04:53,475 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 121 [2020-07-21 01:04:53,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:04:53,476 INFO L225 Difference]: With dead ends: 76 [2020-07-21 01:04:53,477 INFO L226 Difference]: Without dead ends: 72 [2020-07-21 01:04:53,479 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 162 SyntacticMatches, 38 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1064 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=1243, Invalid=2539, Unknown=0, NotChecked=0, Total=3782 [2020-07-21 01:04:53,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-21 01:04:53,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2020-07-21 01:04:53,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-07-21 01:04:53,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 73 transitions. [2020-07-21 01:04:53,485 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 73 transitions. Word has length 121 [2020-07-21 01:04:53,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:04:53,486 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 73 transitions. [2020-07-21 01:04:53,486 INFO L480 AbstractCegarLoop]: Interpolant automaton has 43 states. [2020-07-21 01:04:53,486 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2020-07-21 01:04:53,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-07-21 01:04:53,487 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:04:53,487 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 01:04:53,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:04:53,692 INFO L427 AbstractCegarLoop]: === Iteration 20 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:04:53,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:04:53,692 INFO L82 PathProgramCache]: Analyzing trace with hash -2010955025, now seen corresponding path program 19 times [2020-07-21 01:04:53,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:04:53,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1956427631] [2020-07-21 01:04:53,693 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 01:04:55,520 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 01:04:55,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:04:55,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 42 conjunts are in the unsatisfiable core [2020-07-21 01:04:55,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:04:57,497 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 01:04:57,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:04:58,500 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:04:58,729 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:58,848 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:04:58,983 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:59,117 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:04:59,265 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:59,413 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:04:59,571 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:59,720 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:04:59,879 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:05:00,029 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:05:00,192 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:05:00,353 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:05:00,537 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:05:00,711 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:05:00,910 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:05:01,104 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:05:01,310 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:05:01,512 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:05:01,724 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:05:01,973 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:05:02,198 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:05:02,439 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:05:02,688 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:05:02,920 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:05:03,162 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:05:03,416 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:05:03,674 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:05:03,944 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:05:04,239 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:05:04,524 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:05:04,827 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:05:05,128 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:05:05,443 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:05:05,724 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:05:06,038 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:05:06,363 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:05:06,696 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:05:07,017 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:05:07,361 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:05:07,714 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:05:08,061 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:05:08,400 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:05:08,743 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:05:09,094 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:05:09,485 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:05:09,830 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:05:10,210 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:05:10,585 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:05:10,965 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:05:11,353 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:05:11,755 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:05:12,145 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:05:12,554 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:05:12,975 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:05:13,401 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:05:13,835 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:05:14,311 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:05:14,751 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:05:15,224 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:05:15,716 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:05:16,216 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:05:16,688 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:05:17,175 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:05:17,673 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:05:18,169 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2020-07-21 01:05:18,641 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-07-21 01:05:19,070 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-07-21 01:05:19,502 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-07-21 01:05:19,936 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-07-21 01:05:20,369 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-07-21 01:05:20,775 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:05:21,152 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-07-21 01:05:21,505 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2020-07-21 01:05:21,852 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-07-21 01:05:22,190 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-21 01:05:22,541 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:05:22,861 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 01:05:23,173 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:05:23,485 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 01:05:23,779 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:05:24,043 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:05:24,301 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:05:24,554 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:05:24,795 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:05:25,041 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:05:25,271 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:05:25,482 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:05:25,674 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:05:25,860 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:05:26,016 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:05:26,168 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:05:26,313 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:05:26,452 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:05:26,581 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:05:26,702 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:05:28,029 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:05:28,136 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:05:28,266 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:05:28,380 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:05:28,508 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:05:28,635 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:05:28,773 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:05:28,906 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:05:29,048 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:05:29,193 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:05:29,349 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:05:29,504 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:05:29,675 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:05:29,855 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:05:30,048 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:05:30,247 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:05:30,460 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:05:30,673 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:05:30,892 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:05:31,125 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:05:31,360 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:05:31,581 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:05:31,809 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:05:32,046 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:05:32,291 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:05:32,536 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:05:32,806 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:05:33,071 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:05:33,372 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:05:33,659 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:05:33,935 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:05:34,208 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:05:34,504 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:05:34,803 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:05:35,135 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:05:35,458 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:05:35,813 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:05:36,155 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:05:36,484 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:05:36,800 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:05:37,130 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:05:37,467 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:05:37,837 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:05:38,184 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:05:38,556 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:05:38,917 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:05:39,286 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:05:39,665 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:05:40,062 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:05:40,469 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:05:40,903 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:05:41,325 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:05:41,746 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:05:42,170 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:05:42,613 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:05:43,065 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:05:43,532 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:05:43,985 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:05:44,476 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:05:44,969 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:05:45,459 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:05:45,948 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:05:46,420 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-07-21 01:05:46,879 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-07-21 01:05:47,322 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-07-21 01:05:47,766 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-07-21 01:05:48,184 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-07-21 01:05:48,617 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-07-21 01:05:48,994 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-07-21 01:05:49,383 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-07-21 01:05:49,747 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-21 01:05:50,097 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:05:50,432 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 01:05:50,757 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:05:51,080 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 01:05:51,384 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:05:51,678 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:05:51,956 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:05:52,228 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:05:52,478 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:05:52,719 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:05:52,941 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:05:53,151 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:05:53,350 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:05:53,538 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:05:53,722 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:05:53,890 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 01:05:54,046 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:05:54,189 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:05:54,321 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 01:05:54,449 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-07-21 01:05:54,737 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:05:54,738 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:05:55,829 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:05:55,937 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:05:56,051 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:05:56,167 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:05:56,292 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:05:56,418 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:05:56,560 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:05:56,704 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:05:56,858 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:05:57,016 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:05:57,185 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:05:57,354 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:05:57,529 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:05:57,703 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:05:57,890 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:05:58,080 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:05:58,271 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:05:58,461 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:05:58,662 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:05:58,867 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:05:59,080 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:05:59,290 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:05:59,516 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:05:59,736 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:05:59,990 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:06:00,220 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:06:00,477 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:06:00,737 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:06:01,011 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:06:01,289 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:06:01,579 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:06:01,865 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:06:02,145 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:06:02,420 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:06:02,708 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:06:03,005 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:06:03,334 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:06:03,690 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:06:04,020 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:06:04,350 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:06:04,692 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:06:05,026 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:06:05,375 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:05,734 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:06,115 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:06:06,520 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:06:06,926 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:06:07,310 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:06:07,718 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:06:08,138 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:06:08,569 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:06:09,000 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:06:09,440 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:06:09,863 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:06:10,293 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:06:10,743 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:06:11,213 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:06:11,684 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:06:12,132 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:06:12,596 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:06:13,066 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-07-21 01:06:13,518 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-07-21 01:06:13,966 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:06:14,362 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 01:06:14,749 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-07-21 01:06:15,148 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:06:15,547 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:06:15,940 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 01:06:16,320 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 01:06:16,672 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 01:06:16,993 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:06:17,307 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:06:17,617 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:06:17,905 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:06:18,180 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:06:18,434 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:18,675 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 01:06:18,915 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:06:19,145 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:06:19,369 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:06:19,562 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:06:19,747 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:06:19,920 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:06:20,083 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:06:20,236 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 01:06:20,377 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:06:20,504 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:06:20,788 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:06:20,789 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:06:21,826 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:06:22,045 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:06:22,161 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:06:22,288 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:06:22,418 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:06:22,559 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:06:22,699 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:06:22,853 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:06:23,027 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:06:23,195 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:06:23,362 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:06:23,532 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:06:23,717 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:06:23,920 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:06:24,121 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:06:24,313 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:06:24,508 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:06:24,712 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:06:24,915 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:06:25,130 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:06:25,342 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:06:25,568 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:06:25,794 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:06:26,036 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:06:26,273 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:06:26,512 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:06:26,760 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:06:27,013 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:06:27,274 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:06:27,549 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:06:27,818 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:06:28,103 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:06:28,379 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:06:28,657 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:06:28,942 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:06:29,250 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:06:29,569 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:06:29,897 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:06:30,226 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:06:30,578 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:06:30,931 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:06:31,279 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:31,630 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:31,989 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:06:32,358 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:06:32,741 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:06:33,118 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:06:33,511 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:06:33,898 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:06:34,297 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:06:34,702 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:06:35,115 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:06:35,539 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:06:35,970 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:06:36,412 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:06:36,835 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:06:37,250 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 01:06:37,638 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:06:38,006 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:06:38,362 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-07-21 01:06:38,713 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:06:39,061 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:06:39,394 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:06:39,719 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:06:40,031 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:06:40,330 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:06:40,606 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:06:40,871 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:06:41,125 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:41,375 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:06:41,604 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:06:41,823 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:06:42,030 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:06:42,227 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:06:42,413 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:06:42,575 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:06:42,727 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:06:42,877 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:06:43,009 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:06:43,137 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:06:43,418 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:06:43,419 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:06:44,539 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:06:44,656 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:06:44,771 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:06:44,899 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:06:45,020 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:06:45,153 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:06:45,290 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:06:45,441 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:06:45,594 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:06:45,759 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:06:45,921 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:06:46,101 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:06:46,280 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:06:46,469 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:06:46,667 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:06:46,863 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:06:47,048 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:06:47,249 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:06:47,455 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:06:47,677 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:06:47,897 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:06:48,137 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:06:48,370 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:06:48,621 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:06:48,881 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:06:49,134 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:06:49,392 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:06:49,663 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:06:49,942 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:06:50,230 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:06:50,517 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:06:50,818 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:06:51,100 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:06:51,413 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:06:51,727 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:06:52,054 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:06:52,371 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:06:52,699 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:06:53,027 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:06:53,380 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:06:53,725 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:06:54,001 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:54,250 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:06:54,505 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:06:54,764 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:06:55,030 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:06:55,311 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:06:55,608 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:06:56,001 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:06:56,417 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:06:56,813 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:06:57,220 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:06:57,613 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:06:58,000 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:06:58,366 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-21 01:06:58,717 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-21 01:06:59,046 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-21 01:06:59,364 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:06:59,668 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-21 01:06:59,963 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-21 01:07:00,257 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:07:00,528 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:07:00,785 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:01,024 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:07:01,254 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:01,479 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:01,677 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:07:01,896 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:07:02,072 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:07:02,240 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 01:07:02,401 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:02,549 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 01:07:02,690 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 01:07:02,811 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-07-21 01:07:03,091 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:07:03,091 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:07:04,304 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:04,421 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:04,546 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:04,669 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:04,809 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:04,936 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:05,087 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:05,231 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:05,397 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:05,553 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:05,728 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:05,894 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:06,075 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:06,258 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:06,456 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:06,667 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:06,879 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:07,084 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:07,304 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:07,522 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:07,752 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:07,983 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:08,223 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:08,467 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:08,725 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:08,982 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:09,259 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:09,511 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:09,785 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:10,066 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:10,369 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:10,665 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:10,976 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:11,282 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:11,607 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:07:11,930 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:07:12,260 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:07:12,573 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:07:12,894 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:13,217 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:13,554 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:07:13,887 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:07:14,231 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:07:14,577 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:07:14,929 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:07:15,281 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:07:15,630 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:07:15,974 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:07:16,294 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:07:16,613 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:07:16,911 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:07:17,204 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:07:17,489 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:07:17,760 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:07:18,022 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:07:18,279 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:07:18,514 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:18,741 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:07:18,958 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:19,175 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:19,372 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:19,564 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-07-21 01:07:19,734 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:19,890 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 01:07:20,035 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 01:07:20,177 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 01:07:20,302 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:20,548 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:07:20,548 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:07:21,572 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:07:21,790 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:21,904 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:22,032 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:22,149 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:22,283 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:22,417 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:22,563 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:22,716 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:22,869 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:23,018 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:23,178 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:23,353 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:23,533 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:23,716 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:23,904 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:24,090 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:24,293 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:24,493 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:24,716 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:24,928 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:25,154 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:25,384 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:25,626 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:25,867 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:26,112 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:26,360 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:26,618 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:26,873 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:27,144 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:27,422 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:27,701 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:27,988 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:28,281 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:28,575 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:28,885 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:07:29,197 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:07:29,523 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:07:29,840 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:07:30,170 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:30,503 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:30,843 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:07:31,192 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:07:31,606 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:07:32,013 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:07:32,391 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:07:32,715 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:07:32,988 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:07:33,262 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:07:33,530 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:07:33,772 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:07:34,010 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:07:34,233 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:07:34,442 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-07-21 01:07:34,646 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:34,828 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:07:35,006 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 01:07:35,168 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:35,325 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:35,468 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:07:35,603 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:35,726 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-07-21 01:07:35,984 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:07:35,985 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:07:37,164 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:37,274 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:37,394 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:37,517 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:37,657 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:37,791 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:37,944 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:38,104 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:38,263 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:38,422 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:38,588 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:38,759 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:38,938 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:39,126 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:39,323 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:39,521 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:39,726 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:39,941 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:40,159 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:40,379 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:40,622 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:40,860 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:41,117 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:41,374 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:41,644 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:41,910 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:42,186 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:42,458 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:42,747 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:43,032 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:43,325 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:43,617 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:43,917 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:44,223 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:44,544 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:07:44,861 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:07:45,193 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:07:45,524 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:07:45,844 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-07-21 01:07:46,142 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:07:46,437 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:07:46,717 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:07:46,983 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 01:07:47,232 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:07:47,475 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:47,715 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:07:47,932 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:48,134 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:07:48,321 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:07:48,502 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:48,668 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:48,820 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 01:07:48,963 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:49,094 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:07:49,213 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 01:07:49,464 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:07:50,628 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:50,735 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:07:50,860 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:50,986 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:07:51,122 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:51,254 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:07:51,396 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:51,544 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:07:51,694 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:51,854 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:07:52,013 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:52,180 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:07:52,351 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:52,529 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:07:52,711 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:52,899 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:07:53,098 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:53,300 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:07:53,516 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:53,729 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:07:53,957 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:54,177 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:07:54,411 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:54,650 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:07:54,910 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:55,152 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:07:55,416 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:55,679 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:07:55,951 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:56,228 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:07:56,517 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:56,802 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:07:57,098 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:57,404 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:07:57,697 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-21 01:07:57,978 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:07:58,245 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:07:58,503 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:07:58,752 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:07:58,989 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:07:59,216 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:07:59,432 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-21 01:07:59,635 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 01:07:59,830 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:00,015 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:00,178 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 01:08:00,338 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:00,477 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:00,607 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 01:08:00,871 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:02,083 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:02,198 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:02,323 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:02,446 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:02,585 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:02,720 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:02,866 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:03,017 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:03,177 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:03,336 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:03,509 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:03,685 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:03,871 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:04,057 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:04,251 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:04,447 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:04,659 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:04,866 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:05,085 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:05,306 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:05,538 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:05,776 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:06,020 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:06,259 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:06,519 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:06,774 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:07,038 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:08:07,303 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:08:07,580 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:08:07,858 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:08:08,130 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-21 01:08:08,378 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-21 01:08:08,614 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-21 01:08:08,844 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:08:09,063 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 01:08:09,264 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:08:09,459 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:08:09,641 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-07-21 01:08:09,809 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:09,967 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 01:08:10,117 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 01:08:10,250 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-07-21 01:08:10,377 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:10,631 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:10,632 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:11,691 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:11,807 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:11,918 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:12,048 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:12,173 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:12,311 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:12,448 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:12,601 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:12,749 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:12,910 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:13,064 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:13,239 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:13,410 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:13,590 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:13,769 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:13,968 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:14,168 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:14,373 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:14,587 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:14,801 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:15,017 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:15,246 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:15,476 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:15,728 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:15,972 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:16,256 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:16,531 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:16,784 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:08:17,018 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-07-21 01:08:17,248 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 01:08:17,479 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:08:17,684 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-07-21 01:08:17,875 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:18,056 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:18,230 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:08:18,387 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:08:18,538 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:08:18,672 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:18,943 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:19,953 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:20,067 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:20,192 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:20,316 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:20,453 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:20,590 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:20,732 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:20,882 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:21,044 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:21,207 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:21,387 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:21,566 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:21,743 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:21,917 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:22,112 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:22,290 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:22,479 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:22,669 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:22,877 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:23,085 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:23,309 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:23,528 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:23,762 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:23,993 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:24,229 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:08:24,442 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:08:24,634 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:08:24,819 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:24,991 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:08:25,154 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:25,307 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:08:25,440 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:08:25,567 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:25,816 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:26,902 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:27,020 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:27,129 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:27,259 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:27,386 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:27,523 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:27,660 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:27,815 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:27,971 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:28,130 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:28,294 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:28,466 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:28,637 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:28,831 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:29,026 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:29,229 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:29,422 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:29,657 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:29,865 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:30,075 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-21 01:08:30,272 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:08:30,449 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:08:30,617 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:08:30,771 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:30,919 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:08:31,058 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:31,318 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:31,319 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:32,342 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:32,452 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:32,581 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:32,705 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:32,839 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:32,968 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:33,110 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:33,254 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:33,412 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:33,564 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:33,732 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:33,906 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:34,086 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:34,270 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:34,460 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:34,647 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:34,828 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2020-07-21 01:08:34,991 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:35,152 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:08:35,293 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:35,421 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:35,672 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:35,672 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:36,656 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:36,873 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:36,986 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:37,117 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:37,244 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:37,381 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:37,526 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:37,677 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:37,827 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:37,989 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:38,158 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:38,309 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2020-07-21 01:08:38,452 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2020-07-21 01:08:38,583 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-07-21 01:08:38,848 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:38,849 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:40,018 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:40,145 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:40,270 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:40,399 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:40,536 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:40,686 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:40,815 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:41,062 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:41,062 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:42,013 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:42,238 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:42,352 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:42,599 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:42,599 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:43,696 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:43,696 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:44,434 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:44,891 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:44,891 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:08:45,379 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 01:08:45,379 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1956427631] [2020-07-21 01:08:45,379 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 01:08:45,379 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 43] total 45 [2020-07-21 01:08:45,380 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013834525] [2020-07-21 01:08:45,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 45 states [2020-07-21 01:08:45,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 01:08:45,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2020-07-21 01:08:45,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=508, Invalid=1472, Unknown=0, NotChecked=0, Total=1980 [2020-07-21 01:08:45,381 INFO L87 Difference]: Start difference. First operand 72 states and 73 transitions. Second operand 45 states. [2020-07-21 01:08:49,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 01:08:49,118 INFO L93 Difference]: Finished difference Result 79 states and 80 transitions. [2020-07-21 01:08:49,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-07-21 01:08:49,131 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 127 [2020-07-21 01:08:49,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 01:08:49,138 INFO L225 Difference]: With dead ends: 79 [2020-07-21 01:08:49,139 INFO L226 Difference]: Without dead ends: 75 [2020-07-21 01:08:49,141 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 170 SyntacticMatches, 40 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=1368, Invalid=2792, Unknown=0, NotChecked=0, Total=4160 [2020-07-21 01:08:49,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-07-21 01:08:49,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-07-21 01:08:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-07-21 01:08:49,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 76 transitions. [2020-07-21 01:08:49,148 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 76 transitions. Word has length 127 [2020-07-21 01:08:49,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 01:08:49,148 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 76 transitions. [2020-07-21 01:08:49,148 INFO L480 AbstractCegarLoop]: Interpolant automaton has 45 states. [2020-07-21 01:08:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2020-07-21 01:08:49,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-07-21 01:08:49,150 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 01:08:49,150 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 01:08:49,358 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 01:08:49,358 INFO L427 AbstractCegarLoop]: === Iteration 21 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 01:08:49,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 01:08:49,359 INFO L82 PathProgramCache]: Analyzing trace with hash -799288067, now seen corresponding path program 20 times [2020-07-21 01:08:49,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 01:08:49,360 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1587084986] [2020-07-21 01:08:49,360 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 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 01:08:51,677 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 2 check-sat command(s) [2020-07-21 01:08:51,677 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 01:08:51,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 44 conjunts are in the unsatisfiable core [2020-07-21 01:08:51,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 01:08:54,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2020-07-21 01:08:54,165 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 01:08:55,068 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:55,177 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:08:55,298 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:55,419 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:08:55,551 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:55,689 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:08:55,832 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:55,975 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:08:56,131 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:56,285 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:08:56,453 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:56,627 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:08:56,812 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:57,001 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:08:57,200 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:57,395 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:08:57,602 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:57,810 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:08:58,032 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:58,256 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:08:58,489 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:58,720 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:08:58,964 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:59,208 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:08:59,458 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:59,701 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:08:59,968 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:09:00,236 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:09:00,517 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:09:00,804 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:09:01,099 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:09:01,396 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:09:01,703 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:09:02,010 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:09:02,325 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:09:02,639 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:09:02,972 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:09:03,298 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:09:03,637 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:09:03,977 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:09:04,335 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:09:04,695 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:09:05,066 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:09:05,442 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:09:05,828 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:09:06,210 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:09:06,612 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:09:07,024 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:09:07,454 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:09:07,870 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:09:08,300 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:09:08,720 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:09:09,145 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:09:09,587 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:09:10,043 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:09:10,497 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:09:10,962 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:09:11,434 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:09:11,918 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:09:12,390 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:09:12,907 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:09:13,436 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:09:13,944 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:09:14,457 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:09:14,987 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:09:15,530 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:09:16,093 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-21 01:09:16,653 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-21 01:09:17,261 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:09:17,825 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:09:18,413 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-07-21 01:09:19,015 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-07-21 01:09:19,597 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-07-21 01:09:20,147 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-07-21 01:09:20,691 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-07-21 01:09:21,227 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-07-21 01:09:21,740 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-07-21 01:09:22,257 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-07-21 01:09:22,766 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-07-21 01:09:23,287 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-07-21 01:09:23,795 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:09:24,327 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-07-21 01:09:24,825 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-07-21 01:09:25,296 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-07-21 01:09:25,737 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-21 01:09:26,130 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-21 01:09:26,500 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:09:26,856 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:09:27,195 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-21 01:09:27,524 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:09:27,843 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-21 01:09:28,154 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:09:28,449 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:09:28,726 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:09:29,004 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:09:29,264 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-07-21 01:09:29,506 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:09:29,740 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:09:29,955 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:09:30,164 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:09:30,353 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-07-21 01:09:30,536 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-07-21 01:09:30,700 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 01:09:30,852 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:09:30,999 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:09:32,070 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-07-21 01:09:32,279 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:09:32,392 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:09:32,517 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:09:32,645 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:09:32,787 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:09:32,923 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:09:33,070 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:09:33,221 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:09:33,385 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:09:33,551 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:09:33,740 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:09:33,922 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:09:34,120 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:09:34,319 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:09:34,527 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:09:34,734 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:09:34,949 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:09:35,175 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:09:35,401 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:09:35,628 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:09:35,869 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:09:36,123 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:09:36,375 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:09:36,639 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:09:36,910 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:09:37,177 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:09:37,461 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:09:37,747 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:09:38,061 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:09:38,369 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:09:38,682 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:09:38,996 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:09:39,330 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:09:39,654 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:09:39,993 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:09:40,347 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:09:40,711 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:09:41,073 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:09:41,448 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:09:41,812 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-21 01:09:42,203 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:09:42,585 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-21 01:09:42,988 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:09:43,386 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-07-21 01:09:43,799 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:09:44,223 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-21 01:09:44,652 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:09:45,068 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-21 01:09:45,528 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:09:45,978 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:09:46,432 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:09:46,889 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:09:47,361 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:09:47,830 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-21 01:09:48,317 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:09:48,797 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-21 01:09:49,257 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:09:49,604 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-21 01:09:49,963 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:09:50,324 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-21 01:09:50,694 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:09:51,062 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-07-21 01:09:51,506 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:09:52,047 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:09:52,616 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:09:53,184 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-21 01:09:53,778 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-21 01:09:54,350 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-21 01:09:54,919 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-07-21 01:09:55,467 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-07-21 01:09:56,013 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-07-21 01:09:56,537 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-07-21 01:09:57,027 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-07-21 01:09:57,503 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-07-21 01:09:57,968 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-07-21 01:09:58,423 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2020-07-21 01:09:58,862 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-21 01:09:59,292 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2020-07-21 01:09:59,691 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-21 01:10:00,078 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-21 01:10:00,452 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-21 01:10:00,820 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-07-21 01:10:01,170 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-21 01:10:01,518 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-07-21 01:10:01,856 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-21 01:10:02,193 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-07-21 01:10:02,488 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-21 01:10:02,774 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-21 01:10:03,044 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-21 01:10:03,314 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-07-21 01:10:03,561 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-07-21 01:10:03,792 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:10:04,008 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-07-21 01:10:04,208 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:10:04,398 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-07-21 01:10:04,579 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:10:04,741 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-07-21 01:10:04,870 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:10:05,013 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:10:05,344 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 01:10:06,523 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:10:06,641 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2020-07-21 01:10:06,770 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:10:06,894 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2020-07-21 01:10:07,035 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:10:07,173 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2020-07-21 01:10:07,316 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:10:07,470 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-07-21 01:10:07,632 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:10:07,800 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-07-21 01:10:07,978 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:10:08,147 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-07-21 01:10:08,337 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:10:08,521 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-07-21 01:10:08,727 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:10:08,927 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-07-21 01:10:09,141 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:10:09,360 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-07-21 01:10:09,585 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:10:09,822 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-07-21 01:10:10,062 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:10:10,295 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-07-21 01:10:10,552 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:10:10,802 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-21 01:10:11,073 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:10:11,336 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-07-21 01:10:11,619 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:10:11,902 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-07-21 01:10:12,197 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:10:12,492 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-07-21 01:10:12,799 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:10:13,105 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-07-21 01:10:13,425 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:10:13,736 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-07-21 01:10:14,068 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:10:14,400 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-07-21 01:10:14,760 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:10:15,105 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-07-21 01:10:15,484 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 70