/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label33.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 22:32:48,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 22:32:48,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 22:32:48,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-09-04 22:32:48,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 22:32:48,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 22:32:48,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 22:32:48,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 22:32:48,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 22:32:48,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 22:32:48,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 22:32:48,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 22:32:48,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 22:32:48,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 22:32:48,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 22:32:48,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 22:32:48,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 22:32:48,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 22:32:48,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 22:32:48,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 22:32:48,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 22:32:48,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 22:32:48,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 22:32:48,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 22:32:48,954 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 22:32:48,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 22:32:48,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 22:32:48,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 22:32:48,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 22:32:48,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 22:32:48,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 22:32:48,956 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 22:32:48,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 22:32:48,957 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 22:32:48,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 22:32:48,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 22:32:48,958 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 22:32:48,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 22:32:48,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 22:32:48,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 22:32:48,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 22:32:48,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 22:32:48,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 22:32:48,959 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 22:32:49,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 22:32:49,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 22:32:49,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 22:32:49,420 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 22:32:49,421 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 22:32:49,422 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label33.c [2020-09-04 22:32:49,513 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9eaed4005/ccef82c0ed514faf9bb2eae52ce5e3d1/FLAG8937725ed [2020-09-04 22:32:50,185 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 22:32:50,185 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label33.c [2020-09-04 22:32:50,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9eaed4005/ccef82c0ed514faf9bb2eae52ce5e3d1/FLAG8937725ed [2020-09-04 22:32:50,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9eaed4005/ccef82c0ed514faf9bb2eae52ce5e3d1 [2020-09-04 22:32:50,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 22:32:50,447 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 22:32:50,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 22:32:50,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 22:32:50,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 22:32:50,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:32:50" (1/1) ... [2020-09-04 22:32:50,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d198e76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:50, skipping insertion in model container [2020-09-04 22:32:50,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:32:50" (1/1) ... [2020-09-04 22:32:50,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 22:32:50,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 22:32:51,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:32:51,118 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 22:32:51,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:32:51,233 INFO L208 MainTranslator]: Completed translation [2020-09-04 22:32:51,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51 WrapperNode [2020-09-04 22:32:51,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 22:32:51,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 22:32:51,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 22:32:51,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 22:32:51,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... [2020-09-04 22:32:51,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... [2020-09-04 22:32:51,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... [2020-09-04 22:32:51,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... [2020-09-04 22:32:51,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... [2020-09-04 22:32:51,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... [2020-09-04 22:32:51,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... [2020-09-04 22:32:51,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 22:32:51,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 22:32:51,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 22:32:51,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 22:32:51,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 22:32:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 22:32:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 22:32:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-04 22:32:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 22:32:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-04 22:32:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 22:32:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 22:32:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-04 22:32:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 22:32:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 22:32:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 22:32:52,754 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 22:32:52,755 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 22:32:52,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:32:52 BoogieIcfgContainer [2020-09-04 22:32:52,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 22:32:52,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 22:32:52,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 22:32:52,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 22:32:52,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 10:32:50" (1/3) ... [2020-09-04 22:32:52,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440552fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:32:52, skipping insertion in model container [2020-09-04 22:32:52,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:32:51" (2/3) ... [2020-09-04 22:32:52,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@440552fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:32:52, skipping insertion in model container [2020-09-04 22:32:52,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:32:52" (3/3) ... [2020-09-04 22:32:52,774 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label33.c [2020-09-04 22:32:52,786 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 22:32:52,797 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 22:32:52,821 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 22:32:52,850 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 22:32:52,850 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 22:32:52,850 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 22:32:52,851 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 22:32:52,851 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 22:32:52,851 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 22:32:52,851 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 22:32:52,851 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 22:32:52,888 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states. [2020-09-04 22:32:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-09-04 22:32:52,924 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:32:52,925 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:32:52,926 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:32:52,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:32:52,933 INFO L82 PathProgramCache]: Analyzing trace with hash 341026450, now seen corresponding path program 1 times [2020-09-04 22:32:52,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:32:52,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [559545353] [2020-09-04 22:32:52,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:32:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:53,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:32:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:53,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:32:53,720 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [559545353] [2020-09-04 22:32:53,723 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:32:53,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 22:32:53,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558379434] [2020-09-04 22:32:53,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 22:32:53,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:32:53,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 22:32:53,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 22:32:53,760 INFO L87 Difference]: Start difference. First operand 527 states. Second operand 5 states. [2020-09-04 22:32:55,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:32:55,939 INFO L93 Difference]: Finished difference Result 1205 states and 1651 transitions. [2020-09-04 22:32:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-04 22:32:55,941 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 167 [2020-09-04 22:32:55,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:32:55,978 INFO L225 Difference]: With dead ends: 1205 [2020-09-04 22:32:55,978 INFO L226 Difference]: Without dead ends: 627 [2020-09-04 22:32:55,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-04 22:32:56,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-09-04 22:32:56,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 613. [2020-09-04 22:32:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 613 states. [2020-09-04 22:32:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 774 transitions. [2020-09-04 22:32:56,158 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 774 transitions. Word has length 167 [2020-09-04 22:32:56,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:32:56,159 INFO L479 AbstractCegarLoop]: Abstraction has 613 states and 774 transitions. [2020-09-04 22:32:56,160 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 22:32:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 774 transitions. [2020-09-04 22:32:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-09-04 22:32:56,166 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:32:56,167 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:32:56,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 22:32:56,168 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:32:56,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:32:56,168 INFO L82 PathProgramCache]: Analyzing trace with hash -178073639, now seen corresponding path program 1 times [2020-09-04 22:32:56,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:32:56,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [287440158] [2020-09-04 22:32:56,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:32:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:56,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:32:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:56,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:32:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:56,467 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:32:56,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [287440158] [2020-09-04 22:32:56,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:32:56,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 22:32:56,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229783030] [2020-09-04 22:32:56,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 22:32:56,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:32:56,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 22:32:56,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 22:32:56,472 INFO L87 Difference]: Start difference. First operand 613 states and 774 transitions. Second operand 8 states. [2020-09-04 22:32:57,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:32:57,850 INFO L93 Difference]: Finished difference Result 1142 states and 1475 transitions. [2020-09-04 22:32:57,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-04 22:32:57,852 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 193 [2020-09-04 22:32:57,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:32:57,858 INFO L225 Difference]: With dead ends: 1142 [2020-09-04 22:32:57,859 INFO L226 Difference]: Without dead ends: 551 [2020-09-04 22:32:57,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:32:57,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2020-09-04 22:32:57,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 527. [2020-09-04 22:32:57,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 527 states. [2020-09-04 22:32:57,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 654 transitions. [2020-09-04 22:32:57,921 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 654 transitions. Word has length 193 [2020-09-04 22:32:57,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:32:57,922 INFO L479 AbstractCegarLoop]: Abstraction has 527 states and 654 transitions. [2020-09-04 22:32:57,922 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 22:32:57,922 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 654 transitions. [2020-09-04 22:32:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-09-04 22:32:57,926 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:32:57,926 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:32:57,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 22:32:57,927 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:32:57,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:32:57,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1817628535, now seen corresponding path program 1 times [2020-09-04 22:32:57,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:32:57,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1226270209] [2020-09-04 22:32:57,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:32:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:58,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:32:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:58,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:32:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:32:58,313 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:32:58,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1226270209] [2020-09-04 22:32:58,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:32:58,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 22:32:58,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66385907] [2020-09-04 22:32:58,317 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 22:32:58,318 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:32:58,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 22:32:58,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 22:32:58,319 INFO L87 Difference]: Start difference. First operand 527 states and 654 transitions. Second operand 8 states. [2020-09-04 22:33:02,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:33:02,224 INFO L93 Difference]: Finished difference Result 2056 states and 2695 transitions. [2020-09-04 22:33:02,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-04 22:33:02,225 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 201 [2020-09-04 22:33:02,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:33:02,238 INFO L225 Difference]: With dead ends: 2056 [2020-09-04 22:33:02,238 INFO L226 Difference]: Without dead ends: 1551 [2020-09-04 22:33:02,241 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2020-09-04 22:33:02,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2020-09-04 22:33:02,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 893. [2020-09-04 22:33:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 893 states. [2020-09-04 22:33:02,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1128 transitions. [2020-09-04 22:33:02,406 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1128 transitions. Word has length 201 [2020-09-04 22:33:02,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:33:02,407 INFO L479 AbstractCegarLoop]: Abstraction has 893 states and 1128 transitions. [2020-09-04 22:33:02,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 22:33:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1128 transitions. [2020-09-04 22:33:02,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-09-04 22:33:02,413 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:33:02,413 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:33:02,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 22:33:02,414 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:33:02,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:33:02,414 INFO L82 PathProgramCache]: Analyzing trace with hash -1156065718, now seen corresponding path program 1 times [2020-09-04 22:33:02,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:33:02,415 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1361724308] [2020-09-04 22:33:02,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:33:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:02,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:33:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:02,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:33:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:02,646 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:33:02,646 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1361724308] [2020-09-04 22:33:02,646 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:33:02,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-09-04 22:33:02,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018034820] [2020-09-04 22:33:02,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 22:33:02,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:33:02,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 22:33:02,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 22:33:02,649 INFO L87 Difference]: Start difference. First operand 893 states and 1128 transitions. Second operand 5 states. [2020-09-04 22:33:04,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:33:04,433 INFO L93 Difference]: Finished difference Result 2393 states and 3164 transitions. [2020-09-04 22:33:04,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-04 22:33:04,434 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2020-09-04 22:33:04,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:33:04,446 INFO L225 Difference]: With dead ends: 2393 [2020-09-04 22:33:04,446 INFO L226 Difference]: Without dead ends: 1522 [2020-09-04 22:33:04,451 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-04 22:33:04,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2020-09-04 22:33:04,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 1504. [2020-09-04 22:33:04,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1504 states. [2020-09-04 22:33:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1504 states and 1907 transitions. [2020-09-04 22:33:04,601 INFO L78 Accepts]: Start accepts. Automaton has 1504 states and 1907 transitions. Word has length 205 [2020-09-04 22:33:04,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:33:04,602 INFO L479 AbstractCegarLoop]: Abstraction has 1504 states and 1907 transitions. [2020-09-04 22:33:04,602 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 22:33:04,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1907 transitions. [2020-09-04 22:33:04,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-09-04 22:33:04,610 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:33:04,611 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:33:04,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 22:33:04,611 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:33:04,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:33:04,612 INFO L82 PathProgramCache]: Analyzing trace with hash -42939684, now seen corresponding path program 1 times [2020-09-04 22:33:04,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:33:04,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1916724838] [2020-09-04 22:33:04,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:33:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:04,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:33:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:04,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:33:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:04,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-09-04 22:33:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:04,924 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 60 proven. 23 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-09-04 22:33:04,924 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1916724838] [2020-09-04 22:33:04,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:33:04,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-09-04 22:33:04,925 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010181565] [2020-09-04 22:33:04,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 22:33:04,926 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:33:04,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 22:33:04,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 22:33:04,927 INFO L87 Difference]: Start difference. First operand 1504 states and 1907 transitions. Second operand 8 states. [2020-09-04 22:33:07,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:33:07,759 INFO L93 Difference]: Finished difference Result 3935 states and 5123 transitions. [2020-09-04 22:33:07,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 22:33:07,761 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 245 [2020-09-04 22:33:07,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:33:07,777 INFO L225 Difference]: With dead ends: 3935 [2020-09-04 22:33:07,778 INFO L226 Difference]: Without dead ends: 2453 [2020-09-04 22:33:07,785 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-09-04 22:33:07,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2453 states. [2020-09-04 22:33:08,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2453 to 2279. [2020-09-04 22:33:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2279 states. [2020-09-04 22:33:08,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 2279 states and 2744 transitions. [2020-09-04 22:33:08,121 INFO L78 Accepts]: Start accepts. Automaton has 2279 states and 2744 transitions. Word has length 245 [2020-09-04 22:33:08,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:33:08,122 INFO L479 AbstractCegarLoop]: Abstraction has 2279 states and 2744 transitions. [2020-09-04 22:33:08,122 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 22:33:08,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2744 transitions. [2020-09-04 22:33:08,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-09-04 22:33:08,133 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:33:08,133 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:33:08,134 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 22:33:08,134 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:33:08,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:33:08,134 INFO L82 PathProgramCache]: Analyzing trace with hash 2040681470, now seen corresponding path program 1 times [2020-09-04 22:33:08,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:33:08,135 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [468819386] [2020-09-04 22:33:08,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:33:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:08,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:33:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:08,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:33:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:08,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 22:33:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:08,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 22:33:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 109 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-09-04 22:33:08,452 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [468819386] [2020-09-04 22:33:08,452 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:33:08,452 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-04 22:33:08,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36027118] [2020-09-04 22:33:08,453 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 22:33:08,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:33:08,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 22:33:08,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:33:08,454 INFO L87 Difference]: Start difference. First operand 2279 states and 2744 transitions. Second operand 10 states. [2020-09-04 22:33:13,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:33:13,741 INFO L93 Difference]: Finished difference Result 5496 states and 6775 transitions. [2020-09-04 22:33:13,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 22:33:13,742 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 263 [2020-09-04 22:33:13,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:33:13,764 INFO L225 Difference]: With dead ends: 5496 [2020-09-04 22:33:13,765 INFO L226 Difference]: Without dead ends: 2888 [2020-09-04 22:33:13,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=136, Invalid=464, Unknown=0, NotChecked=0, Total=600 [2020-09-04 22:33:13,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2888 states. [2020-09-04 22:33:14,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2888 to 2546. [2020-09-04 22:33:14,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2546 states. [2020-09-04 22:33:14,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 3014 transitions. [2020-09-04 22:33:14,216 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 3014 transitions. Word has length 263 [2020-09-04 22:33:14,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:33:14,216 INFO L479 AbstractCegarLoop]: Abstraction has 2546 states and 3014 transitions. [2020-09-04 22:33:14,217 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 22:33:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 3014 transitions. [2020-09-04 22:33:14,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-09-04 22:33:14,225 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:33:14,225 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:33:14,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 22:33:14,226 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:33:14,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:33:14,226 INFO L82 PathProgramCache]: Analyzing trace with hash -279226880, now seen corresponding path program 1 times [2020-09-04 22:33:14,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:33:14,227 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1034337816] [2020-09-04 22:33:14,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:33:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:14,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:33:14,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:14,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:33:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:14,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-04 22:33:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 88 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 22:33:14,605 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1034337816] [2020-09-04 22:33:14,605 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:33:14,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-04 22:33:14,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359945209] [2020-09-04 22:33:14,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 22:33:14,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:33:14,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 22:33:14,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:33:14,607 INFO L87 Difference]: Start difference. First operand 2546 states and 3014 transitions. Second operand 10 states. [2020-09-04 22:33:18,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:33:18,701 INFO L93 Difference]: Finished difference Result 6223 states and 7455 transitions. [2020-09-04 22:33:18,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 22:33:18,702 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 268 [2020-09-04 22:33:18,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:33:18,724 INFO L225 Difference]: With dead ends: 6223 [2020-09-04 22:33:18,724 INFO L226 Difference]: Without dead ends: 3849 [2020-09-04 22:33:18,732 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=182, Invalid=520, Unknown=0, NotChecked=0, Total=702 [2020-09-04 22:33:18,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3849 states. [2020-09-04 22:33:19,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3849 to 3353. [2020-09-04 22:33:19,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3353 states. [2020-09-04 22:33:19,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 3353 states and 3888 transitions. [2020-09-04 22:33:19,286 INFO L78 Accepts]: Start accepts. Automaton has 3353 states and 3888 transitions. Word has length 268 [2020-09-04 22:33:19,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:33:19,286 INFO L479 AbstractCegarLoop]: Abstraction has 3353 states and 3888 transitions. [2020-09-04 22:33:19,286 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 22:33:19,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states and 3888 transitions. [2020-09-04 22:33:19,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-09-04 22:33:19,296 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:33:19,296 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:33:19,296 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 22:33:19,296 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:33:19,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:33:19,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1855624649, now seen corresponding path program 1 times [2020-09-04 22:33:19,297 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:33:19,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1063583547] [2020-09-04 22:33:19,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:33:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:19,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:33:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:19,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:33:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:19,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 22:33:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 103 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 22:33:19,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1063583547] [2020-09-04 22:33:19,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:33:19,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-09-04 22:33:19,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101958129] [2020-09-04 22:33:19,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-04 22:33:19,673 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:33:19,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-04 22:33:19,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-09-04 22:33:19,673 INFO L87 Difference]: Start difference. First operand 3353 states and 3888 transitions. Second operand 9 states. [2020-09-04 22:33:23,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:33:23,097 INFO L93 Difference]: Finished difference Result 6534 states and 7576 transitions. [2020-09-04 22:33:23,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-04 22:33:23,098 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 273 [2020-09-04 22:33:23,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:33:23,116 INFO L225 Difference]: With dead ends: 6534 [2020-09-04 22:33:23,116 INFO L226 Difference]: Without dead ends: 3189 [2020-09-04 22:33:23,125 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306 [2020-09-04 22:33:23,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2020-09-04 22:33:23,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 3170. [2020-09-04 22:33:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3170 states. [2020-09-04 22:33:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 3170 states and 3534 transitions. [2020-09-04 22:33:23,497 INFO L78 Accepts]: Start accepts. Automaton has 3170 states and 3534 transitions. Word has length 273 [2020-09-04 22:33:23,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:33:23,498 INFO L479 AbstractCegarLoop]: Abstraction has 3170 states and 3534 transitions. [2020-09-04 22:33:23,498 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-04 22:33:23,498 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 3534 transitions. [2020-09-04 22:33:23,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-09-04 22:33:23,506 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:33:23,507 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:33:23,507 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 22:33:23,507 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:33:23,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:33:23,507 INFO L82 PathProgramCache]: Analyzing trace with hash 108030603, now seen corresponding path program 1 times [2020-09-04 22:33:23,508 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:33:23,508 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2141029862] [2020-09-04 22:33:23,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:33:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:23,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:33:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:23,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:33:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:23,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-09-04 22:33:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:33:24,090 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 104 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-09-04 22:33:24,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2141029862] [2020-09-04 22:33:24,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:33:24,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-09-04 22:33:24,092 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842859980] [2020-09-04 22:33:24,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 22:33:24,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:33:24,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 22:33:24,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-09-04 22:33:24,095 INFO L87 Difference]: Start difference. First operand 3170 states and 3534 transitions. Second operand 13 states. [2020-09-04 22:33:28,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:33:28,307 INFO L93 Difference]: Finished difference Result 7016 states and 7878 transitions. [2020-09-04 22:33:28,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 22:33:28,307 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 294 [2020-09-04 22:33:28,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:33:28,313 INFO L225 Difference]: With dead ends: 7016 [2020-09-04 22:33:28,314 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 22:33:28,329 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-04 22:33:28,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 22:33:28,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 22:33:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 22:33:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 22:33:28,330 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 294 [2020-09-04 22:33:28,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:33:28,330 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 22:33:28,330 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 22:33:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 22:33:28,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 22:33:28,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 22:33:28,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 22:33:41,740 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2020-09-04 22:33:47,833 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:33:48,024 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2020-09-04 22:33:48,134 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2020-09-04 22:33:48,367 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2020-09-04 22:33:51,122 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2020-09-04 22:33:51,307 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2020-09-04 22:33:51,434 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2020-09-04 22:33:53,380 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:33:53,505 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:33:53,626 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2020-09-04 22:33:53,756 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:33:53,886 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:33:54,031 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:33:54,137 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:33:54,248 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:33:54,362 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:33:54,480 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 78 [2020-09-04 22:33:56,349 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:33:56,635 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:33:56,949 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:34:28,680 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2020-09-04 22:34:34,251 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:34:46,582 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2020-09-04 22:34:48,913 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:35:57,413 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2020-09-04 22:35:57,614 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2020-09-04 22:36:03,108 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2020-09-04 22:36:23,041 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:36:23,164 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:36:23,282 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 74 [2020-09-04 22:36:23,410 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:36:23,533 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:36:23,651 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 74 [2020-09-04 22:36:23,787 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2020-09-04 22:36:39,584 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2020-09-04 22:36:53,380 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 141 [2020-09-04 22:36:53,645 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 106 [2020-09-04 22:36:53,940 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2020-09-04 22:36:54,046 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2020-09-04 22:36:54,238 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 103 [2020-09-04 22:36:54,490 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2020-09-04 22:36:54,630 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2020-09-04 22:36:54,753 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 57 [2020-09-04 22:36:54,943 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 97 [2020-09-04 22:36:55,282 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 129 [2020-09-04 22:36:55,481 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 87 [2020-09-04 22:36:55,959 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 124 [2020-09-04 22:36:56,120 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 98 [2020-09-04 22:36:56,245 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 22:36:56,518 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 81 [2020-09-04 22:36:56,796 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 124 [2020-09-04 22:36:56,934 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-09-04 22:36:57,204 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2020-09-04 22:36:57,407 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2020-09-04 22:36:57,563 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2020-09-04 22:36:57,758 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2020-09-04 22:36:57,875 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-09-04 22:36:58,050 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 78 [2020-09-04 22:36:58,251 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2020-09-04 22:36:58,430 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 100 [2020-09-04 22:36:58,741 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 119 [2020-09-04 22:36:59,261 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 141 [2020-09-04 22:36:59,525 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 106 [2020-09-04 22:36:59,818 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2020-09-04 22:36:59,924 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2020-09-04 22:37:00,114 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 103 [2020-09-04 22:37:00,365 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 111 [2020-09-04 22:37:00,505 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2020-09-04 22:37:00,629 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 57 [2020-09-04 22:37:00,819 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 97 [2020-09-04 22:37:01,156 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 129 [2020-09-04 22:37:01,356 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 87 [2020-09-04 22:37:01,788 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 124 [2020-09-04 22:37:01,952 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 98 [2020-09-04 22:37:02,076 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 94 [2020-09-04 22:37:02,349 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 81 [2020-09-04 22:37:02,627 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 124 [2020-09-04 22:37:02,764 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-09-04 22:37:03,016 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2020-09-04 22:37:03,223 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 91 [2020-09-04 22:37:03,379 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2020-09-04 22:37:03,574 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2020-09-04 22:37:03,690 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-09-04 22:37:03,860 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 78 [2020-09-04 22:37:04,062 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2020-09-04 22:37:04,241 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 100 [2020-09-04 22:37:04,553 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 119 [2020-09-04 22:37:05,618 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2020-09-04 22:37:20,961 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2020-09-04 22:38:12,532 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-09-04 22:38:12,762 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-09-04 22:38:12,917 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2020-09-04 22:38:14,522 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:38:16,119 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:38:16,362 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:38:16,606 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 115 [2020-09-04 22:38:17,091 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:38:18,526 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:38:19,947 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:38:21,281 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:22,689 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:38:23,174 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:38:23,661 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:38:24,144 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:38:25,567 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:38:26,055 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:38:27,440 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:38:28,770 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:30,122 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:30,638 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 63 [2020-09-04 22:38:31,994 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:32,654 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 59 [2020-09-04 22:38:33,073 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:33,494 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:34,158 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 59 [2020-09-04 22:38:35,514 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:35,940 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:37,296 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:37,818 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 60 [2020-09-04 22:38:38,236 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 52 [2020-09-04 22:38:38,704 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 56 [2020-09-04 22:38:39,521 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 68 [2020-09-04 22:38:40,009 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:38:40,511 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:38:41,949 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:38:42,411 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 58 [2020-09-04 22:38:43,421 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 159 DAG size of output: 67 [2020-09-04 22:38:44,778 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:45,206 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:45,709 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 59 [2020-09-04 22:38:46,250 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 58 [2020-09-04 22:38:46,726 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 60 [2020-09-04 22:38:47,192 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 57 [2020-09-04 22:38:47,616 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:48,046 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 47 [2020-09-04 22:38:48,477 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:49,406 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 67 [2020-09-04 22:38:50,025 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 65 [2020-09-04 22:38:51,387 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:51,818 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:52,721 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 70 [2020-09-04 22:38:53,141 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 52 [2020-09-04 22:38:53,570 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:53,992 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 52 [2020-09-04 22:38:54,897 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 68 [2020-09-04 22:38:55,315 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 52 [2020-09-04 22:38:55,744 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:56,531 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 64 [2020-09-04 22:38:57,094 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 47 [2020-09-04 22:38:58,471 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:38:58,943 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:38:59,457 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 60 [2020-09-04 22:38:59,936 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 52 [2020-09-04 22:39:01,306 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:02,677 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:03,182 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 61 [2020-09-04 22:39:03,759 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 61 [2020-09-04 22:39:04,206 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 47 [2020-09-04 22:39:04,640 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:05,522 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 71 [2020-09-04 22:39:05,966 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:06,498 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 58 [2020-09-04 22:39:07,540 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 155 DAG size of output: 69 [2020-09-04 22:39:08,284 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 67 [2020-09-04 22:39:08,735 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:09,293 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:39:10,758 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:39:12,222 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:39:13,604 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:15,069 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:39:15,574 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:39:16,085 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:39:16,646 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:39:18,137 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:39:19,160 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 150 DAG size of output: 70 [2020-09-04 22:39:19,677 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 57 [2020-09-04 22:39:21,160 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:21,999 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 66 [2020-09-04 22:39:23,098 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 155 DAG size of output: 69 [2020-09-04 22:39:23,563 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:24,302 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 68 [2020-09-04 22:39:24,767 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:25,299 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 60 [2020-09-04 22:39:25,765 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:26,241 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:26,719 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:27,422 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 63 [2020-09-04 22:39:28,896 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:30,391 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:30,902 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 54 [2020-09-04 22:39:32,390 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:32,886 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 54 [2020-09-04 22:39:33,696 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 66 [2020-09-04 22:39:34,254 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 63 [2020-09-04 22:39:35,738 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:37,232 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:37,824 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:39:38,288 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:39,703 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:40,249 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 60 [2020-09-04 22:39:40,768 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:39:42,294 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:39:43,876 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:39:45,426 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:39:46,023 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:39:46,493 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:46,961 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:47,428 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:47,890 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 47 [2020-09-04 22:39:48,387 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 53 [2020-09-04 22:39:48,940 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 59 [2020-09-04 22:39:49,542 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 66 [2020-09-04 22:39:50,523 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 70 [2020-09-04 22:39:50,981 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 52 [2020-09-04 22:39:51,511 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 59 [2020-09-04 22:39:51,975 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:53,441 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:53,978 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 54 [2020-09-04 22:39:55,460 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:39:55,925 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:56,389 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:56,853 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:39:57,454 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:39:57,993 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:39:59,560 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:00,103 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:01,670 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:02,696 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 73 [2020-09-04 22:40:04,186 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:04,760 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 63 [2020-09-04 22:40:05,638 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 66 [2020-09-04 22:40:07,140 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:08,624 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:09,710 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 155 DAG size of output: 69 [2020-09-04 22:40:10,226 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 57 [2020-09-04 22:40:10,690 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:11,154 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:12,639 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:13,220 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 60 [2020-09-04 22:40:13,692 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:14,153 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 52 [2020-09-04 22:40:14,621 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:15,443 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 60 [2020-09-04 22:40:16,029 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 64 [2020-09-04 22:40:17,070 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 153 DAG size of output: 67 [2020-09-04 22:40:18,580 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:20,081 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:21,012 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 66 [2020-09-04 22:40:22,504 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:23,220 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 66 [2020-09-04 22:40:23,693 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:24,194 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 56 [2020-09-04 22:40:25,705 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:26,247 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:27,831 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:29,432 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:29,978 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:30,599 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:40:31,161 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 58 [2020-09-04 22:40:31,997 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 59 [2020-09-04 22:40:32,471 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:32,941 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:34,530 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:35,183 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 60 [2020-09-04 22:40:35,655 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:36,352 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 58 [2020-09-04 22:40:37,930 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:39,044 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 152 DAG size of output: 67 [2020-09-04 22:40:39,655 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:40:40,265 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:40:40,819 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:42,411 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:42,963 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:43,516 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:45,122 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:45,674 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:47,276 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:48,884 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:49,435 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:40:49,911 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:50,388 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:50,990 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 63 [2020-09-04 22:40:51,733 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 55 [2020-09-04 22:40:52,214 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:52,698 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:40:53,232 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 59 [2020-09-04 22:40:53,780 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 59 [2020-09-04 22:40:55,381 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:40:56,382 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 68 [2020-09-04 22:40:57,910 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:40:59,440 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:01,047 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:41:01,610 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:41:02,129 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:02,611 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:03,175 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 57 [2020-09-04 22:41:03,732 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 60 [2020-09-04 22:41:04,387 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 63 [2020-09-04 22:41:04,870 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:06,400 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:07,294 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 63 [2020-09-04 22:41:08,830 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:09,393 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 58 [2020-09-04 22:41:10,444 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 153 DAG size of output: 67 [2020-09-04 22:41:11,970 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:12,545 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 58 [2020-09-04 22:41:13,543 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 71 [2020-09-04 22:41:14,034 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:15,308 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 154 DAG size of output: 74 [2020-09-04 22:41:16,833 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:17,871 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 128 DAG size of output: 70 [2020-09-04 22:41:18,445 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 58 [2020-09-04 22:41:18,964 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 56 [2020-09-04 22:41:19,630 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 60 [2020-09-04 22:41:20,160 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 59 [2020-09-04 22:41:20,681 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 61 [2020-09-04 22:41:22,221 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:22,766 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 62 [2020-09-04 22:41:24,313 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:25,861 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:26,473 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 58 [2020-09-04 22:41:26,960 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:27,992 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 129 DAG size of output: 73 [2020-09-04 22:41:29,079 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 150 DAG size of output: 70 [2020-09-04 22:41:30,008 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 68 [2020-09-04 22:41:30,512 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 47 [2020-09-04 22:41:31,008 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:32,045 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 129 DAG size of output: 71 [2020-09-04 22:41:32,594 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 62 [2020-09-04 22:41:34,136 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:34,626 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:35,166 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 58 [2020-09-04 22:41:36,268 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 154 DAG size of output: 73 [2020-09-04 22:41:37,829 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:39,460 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:41:40,086 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:41:40,673 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:41:41,242 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:41:42,875 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:41:43,454 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:41:45,105 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:41:46,750 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:41:47,321 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:41:48,876 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:50,437 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:50,932 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:51,425 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:51,919 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:52,414 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:52,909 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:41:54,478 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:41:55,058 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 58 [2020-09-04 22:41:55,604 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 57 [2020-09-04 22:41:56,375 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 55 [2020-09-04 22:41:57,384 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 129 DAG size of output: 69 [2020-09-04 22:41:59,047 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:42:00,622 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:01,279 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2020-09-04 22:42:01,816 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 59 [2020-09-04 22:42:02,583 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 58 [2020-09-04 22:42:03,798 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 168 DAG size of output: 71 [2020-09-04 22:42:04,445 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 70 [2020-09-04 22:42:05,020 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:05,559 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 57 [2020-09-04 22:42:07,133 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:07,633 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:09,212 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:10,783 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:11,343 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 62 [2020-09-04 22:42:11,837 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:12,977 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 154 DAG size of output: 73 [2020-09-04 22:42:14,642 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:42:15,711 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 124 DAG size of output: 68 [2020-09-04 22:42:17,294 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:18,169 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 65 [2020-09-04 22:42:18,672 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:19,641 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 64 [2020-09-04 22:42:21,228 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:22,398 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 152 DAG size of output: 67 [2020-09-04 22:42:23,209 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 63 [2020-09-04 22:42:24,795 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:25,298 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:25,841 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2020-09-04 22:42:26,639 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 59 [2020-09-04 22:42:28,225 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:29,821 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:31,421 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:31,924 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:32,475 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 54 [2020-09-04 22:42:34,069 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:34,936 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 62 [2020-09-04 22:42:35,442 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:37,039 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:37,547 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:39,142 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:39,818 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2020-09-04 22:42:40,323 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:40,838 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:41,342 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:42,943 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:43,450 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:45,054 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:45,565 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:47,178 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:42:47,795 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 63 [2020-09-04 22:42:48,380 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 62 [2020-09-04 22:42:49,364 WARN L193 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 63 [2020-09-04 22:42:49,499 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 34 [2020-09-04 22:42:50,512 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 129 DAG size of output: 71 [2020-09-04 22:42:51,104 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 60 [2020-09-04 22:42:51,733 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 67 [2020-09-04 22:42:52,320 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 59 [2020-09-04 22:42:52,816 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:42:53,395 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 58 [2020-09-04 22:42:54,034 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 63 [2020-09-04 22:42:55,113 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 159 DAG size of output: 67 [2020-09-04 22:42:55,659 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2020-09-04 22:42:56,477 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 63 [2020-09-04 22:42:57,629 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 155 DAG size of output: 69 [2020-09-04 22:42:58,201 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 58 [2020-09-04 22:42:59,089 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 64 [2020-09-04 22:42:59,832 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 63 [2020-09-04 22:43:00,356 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:00,957 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:43:02,616 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:03,201 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 58 [2020-09-04 22:43:03,690 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:04,740 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 120 DAG size of output: 71 [2020-09-04 22:43:05,322 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:43:05,894 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:43:07,543 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:08,122 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:43:09,768 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:11,421 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:13,082 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:13,654 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:43:15,323 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:15,955 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:43:16,528 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:43:17,313 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 59 [2020-09-04 22:43:18,896 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:43:20,471 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:43:20,973 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:22,645 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:24,234 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:43:25,818 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:43:26,458 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:43:27,098 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:43:28,777 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:29,412 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:43:31,092 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:32,767 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:43:41,938 WARN L193 SmtUtils]: Spent 9.12 s on a formula simplification. DAG size of input: 348 DAG size of output: 155 [2020-09-04 22:43:51,132 WARN L193 SmtUtils]: Spent 9.18 s on a formula simplification. DAG size of input: 348 DAG size of output: 155 [2020-09-04 22:43:51,703 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 57 [2020-09-04 22:43:52,287 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 61 [2020-09-04 22:43:53,912 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:43:54,772 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 63 [2020-09-04 22:43:55,290 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:55,805 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:56,475 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-09-04 22:43:57,209 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 62 [2020-09-04 22:43:57,726 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:58,249 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:58,766 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:43:59,696 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 64 [2020-09-04 22:44:00,209 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:00,804 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 61 [2020-09-04 22:44:01,321 WARN L193 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:02,960 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:03,992 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 129 DAG size of output: 71 [2020-09-04 22:44:04,567 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 57 [2020-09-04 22:44:05,407 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2020-09-04 22:44:06,456 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 125 DAG size of output: 65 [2020-09-04 22:44:06,978 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:08,616 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:09,179 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 56 [2020-09-04 22:44:10,184 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 67 [2020-09-04 22:44:11,087 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 60 [2020-09-04 22:44:12,729 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:13,361 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 61 [2020-09-04 22:44:15,094 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:44:15,757 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:44:16,360 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:44:16,958 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:44:18,697 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:44:19,304 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:44:20,278 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 67 [2020-09-04 22:44:20,797 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:21,319 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:22,966 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:23,647 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-09-04 22:44:24,173 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:25,828 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:26,441 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 58 [2020-09-04 22:44:26,969 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:28,064 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 138 DAG size of output: 71 [2020-09-04 22:44:28,647 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 61 [2020-09-04 22:44:29,238 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 54 [2020-09-04 22:44:30,251 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 151 DAG size of output: 68 [2020-09-04 22:44:30,826 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 60 [2020-09-04 22:44:31,354 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:31,968 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 58 [2020-09-04 22:44:33,079 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 119 DAG size of output: 72 [2020-09-04 22:44:34,753 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:35,285 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:36,952 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:37,811 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 63 [2020-09-04 22:44:39,506 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:40,037 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:40,572 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:41,108 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:42,038 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 66 [2020-09-04 22:44:42,564 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:43,195 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 58 [2020-09-04 22:44:44,875 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:45,551 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:44:47,223 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:49,005 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:44:49,535 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:50,154 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:44:51,930 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:44:53,701 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:44:54,768 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 124 DAG size of output: 70 [2020-09-04 22:44:55,312 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:57,015 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:44:57,552 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:58,094 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:58,637 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:44:59,214 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 54 [2020-09-04 22:45:00,912 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:45:01,530 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 58 [2020-09-04 22:45:02,168 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 56 [2020-09-04 22:45:03,880 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:45:04,487 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 55 [2020-09-04 22:45:05,936 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 154 DAG size of output: 74 [2020-09-04 22:45:06,475 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:07,016 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:07,550 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:08,090 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:09,320 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 154 DAG size of output: 73 [2020-09-04 22:45:09,881 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:10,494 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 60 [2020-09-04 22:45:11,039 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:12,466 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 154 DAG size of output: 74 [2020-09-04 22:45:14,174 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:45:15,441 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 155 DAG size of output: 69 [2020-09-04 22:45:15,988 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:16,936 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 65 [2020-09-04 22:45:17,625 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:45:18,172 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:19,987 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:20,624 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 58 [2020-09-04 22:45:21,330 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 63 [2020-09-04 22:45:22,241 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 63 [2020-09-04 22:45:22,783 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:23,331 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:25,057 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:45:25,602 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:26,695 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 124 DAG size of output: 70 [2020-09-04 22:45:27,734 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 151 DAG size of output: 68 [2020-09-04 22:45:28,281 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:29,149 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 59 [2020-09-04 22:45:29,691 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:30,328 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 56 [2020-09-04 22:45:30,880 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2020-09-04 22:45:31,481 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 54 [2020-09-04 22:45:32,076 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 57 [2020-09-04 22:45:32,818 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:45:34,649 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:36,492 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:38,342 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:39,059 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:45:39,698 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:45:40,343 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:45:42,189 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:42,828 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:45:43,528 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:45:45,379 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:46,072 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:45:47,917 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:49,764 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:51,603 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:52,241 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:45:52,951 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 59 [2020-09-04 22:45:53,590 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-09-04 22:45:55,441 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 189 DAG size of output: 75 [2020-09-04 22:45:57,210 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 191 DAG size of output: 69 [2020-09-04 22:45:57,936 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 63 [2020-09-04 22:45:58,689 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 68