Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo", uses=false) Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|TSet.y|TOut.y|TVol.T|THeaOut.T|hea.Q_flow",fileNamePrefix="Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u") translateModel(Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|TSet.y|TOut.y|TVol.T|THeaOut.T|hea.Q_flow",fileNamePrefix="Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008157/0.0008157, allocations: 98.27 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.005043/0.005043, allocations: 170.6 kB / 16.27 MB, free: 6.652 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.369/1.369, allocations: 223.3 MB / 240.3 MB, free: 5.363 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.806/2.806, allocations: 462.6 MB / 0.7364 GB, free: 284 kB / 0.5762 GB Notification: Performance of FrontEnd - loaded program: time 0.0003476/0.0003477, allocations: 9.469 kB / 0.9028 GB, free: 36.64 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3021/0.3025, allocations: 159.6 MB / 1.059 GB, free: 5.465 MB / 0.8106 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u): time 0.06457/0.3671, allocations: 65.79 MB / 1.123 GB, free: 3.449 MB / 0.8731 GB Notification: Performance of NFInst.instExpressions: time 0.02575/0.3929, allocations: 18.52 MB / 1.141 GB, free: 0.8906 MB / 0.8887 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002865/0.3958, allocations: 83.5 kB / 1.141 GB, free: 0.8086 MB / 0.8887 GB Notification: Performance of NFTyping.typeComponents: time 0.00902/0.4048, allocations: 4.162 MB / 1.145 GB, free: 12.64 MB / 0.9044 GB Notification: Performance of NFTyping.typeBindings: time 0.009219/0.4141, allocations: 2.512 MB / 1.148 GB, free: 10.12 MB / 0.9044 GB Notification: Performance of NFTyping.typeClassSections: time 0.00566/0.4198, allocations: 2.136 MB / 1.15 GB, free: 7.996 MB / 0.9044 GB [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/NFFrontEnd/NFCeval.mo:1080:9-1080:67:writable] Error: Internal error NFCeval.evalBinaryMul failed to evaluate ‘{0.0, 0.05423941276795777}[pressure.n] * 0.0‘ Notification: Performance of NFFlatten.flatten: time 0.0127/0.4325, allocations: 9.964 MB / 1.159 GB, free: 14 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003058/0.4356, allocations: 1.59 MB / 1.161 GB, free: 12.37 MB / 0.92 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003706/0.4393, allocations: 1.707 MB / 1.163 GB, free: 10.65 MB / 0.92 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002631/0.4419, allocations: 1.493 MB / 1.164 GB, free: 9.152 MB / 0.92 GB Notification: Performance of NFPackage.collectConstants: time 0.0005295/0.4425, allocations: 76 kB / 1.164 GB, free: 9.078 MB / 0.92 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004599/0.4471, allocations: 2.035 MB / 1.166 GB, free: 7.039 MB / 0.92 GB Notification: Performance of NFScalarize.scalarize: time 0.001148/0.4483, allocations: 0.5719 MB / 1.167 GB, free: 6.465 MB / 0.92 GB Notification: Performance of NFVerifyModel.verify: time 0.002604/0.4509, allocations: 1.186 MB / 1.168 GB, free: 5.266 MB / 0.92 GB Notification: Performance of NFConvertDAE.convert: time 0.007104/0.458, allocations: 4.03 MB / 1.172 GB, free: 1.223 MB / 0.92 GB Notification: Performance of FrontEnd - DAE generated: time 5.73e-06/0.458, allocations: 8 kB / 1.172 GB, free: 1.215 MB / 0.92 GB Notification: Performance of FrontEnd: time 1.943e-06/0.458, allocations: 0 / 1.172 GB, free: 1.215 MB / 0.92 GB Notification: Performance of Transformations before backend: time 0.0001165/0.4582, allocations: 0 / 1.172 GB, free: 1.215 MB / 0.92 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 314 * Number of variables: 314 Notification: Performance of Generate backend data structure: time 0.005375/0.4636, allocations: 2.644 MB / 1.174 GB, free: 14.48 MB / 0.9356 GB Notification: Performance of prepare preOptimizeDAE: time 3.9e-05/0.4636, allocations: 16.03 kB / 1.174 GB, free: 14.47 MB / 0.9356 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002187/0.4658, allocations: 496.4 kB / 1.175 GB, free: 13.98 MB / 0.9356 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005203/0.471, allocations: 2.817 MB / 1.178 GB, free: 11.09 MB / 0.9356 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004508/0.4715, allocations: 182.6 kB / 1.178 GB, free: 10.91 MB / 0.9356 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003011/0.4718, allocations: 136 kB / 1.178 GB, free: 10.78 MB / 0.9356 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00288/0.4747, allocations: 1.463 MB / 1.179 GB, free: 9.227 MB / 0.9356 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.187e-05/0.4747, allocations: 3.938 kB / 1.179 GB, free: 9.223 MB / 0.9356 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001229/0.4749, allocations: 56 kB / 1.179 GB, free: 9.168 MB / 0.9356 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.975e-05/0.4749, allocations: 46.31 kB / 1.179 GB, free: 9.121 MB / 0.9356 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002695/0.4776, allocations: 1.168 MB / 1.181 GB, free: 7.945 MB / 0.9356 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.009457/0.4871, allocations: 7.742 MB / 1.188 GB, free: 15.62 MB / 0.9512 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00225/0.4894, allocations: 1.35 MB / 1.189 GB, free: 14.15 MB / 0.9512 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001031/0.4904, allocations: 483.7 kB / 1.19 GB, free: 13.68 MB / 0.9512 GB Notification: Performance of preOpt evalFunc (simulation): time 0.004695/0.4951, allocations: 2.724 MB / 1.193 GB, free: 10.73 MB / 0.9512 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001122/0.4963, allocations: 498.5 kB / 1.193 GB, free: 10.22 MB / 0.9512 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0004837/0.4968, allocations: 107.1 kB / 1.193 GB, free: 10.12 MB / 0.9512 GB Notification: Performance of pre-optimization done (n=63): time 2.154e-06/0.4968, allocations: 0 / 1.193 GB, free: 10.12 MB / 0.9512 GB Notification: Performance of matching and sorting (n=63): time 0.00316/0.4999, allocations: 1.311 MB / 1.194 GB, free: 8.777 MB / 0.9512 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.376e-05/0.5, allocations: 115.4 kB / 1.195 GB, free: 8.641 MB / 0.9512 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002596/0.5026, allocations: 2.025 MB / 1.197 GB, free: 6.59 MB / 0.9512 GB Notification: Performance of collectPreVariables (initialization): time 9.472e-05/0.5027, allocations: 41.64 kB / 1.197 GB, free: 6.543 MB / 0.9512 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009311/0.5037, allocations: 1.038 MB / 1.198 GB, free: 5.496 MB / 0.9512 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002198/0.5039, allocations: 232.8 kB / 1.198 GB, free: 5.266 MB / 0.9512 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001851/0.5041, allocations: 149.6 kB / 1.198 GB, free: 5.113 MB / 0.9512 GB Notification: Performance of setup shared object (initialization): time 9.421e-05/0.5042, allocations: 305.1 kB / 1.198 GB, free: 4.812 MB / 0.9512 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001174/0.5054, allocations: 0.5615 MB / 1.199 GB, free: 4.246 MB / 0.9512 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001419/0.5068, allocations: 0.9845 MB / 1.2 GB, free: 3.086 MB / 0.9512 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002446/0.5093, allocations: 1.461 MB / 1.201 GB, free: 1.477 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.808e-06/0.5093, allocations: 8 kB / 1.201 GB, free: 1.469 MB / 0.9512 GB Notification: Performance of matching and sorting (n=190) (initialization): time 0.003488/0.5128, allocations: 1.796 MB / 1.203 GB, free: 15.65 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 0.0003644/0.5131, allocations: 446 kB / 1.203 GB, free: 15.06 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.523e-05/0.5132, allocations: 8 kB / 1.203 GB, free: 15.05 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.897e-05/0.5132, allocations: 24 kB / 1.203 GB, free: 15.03 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001161/0.5144, allocations: 311.5 kB / 1.204 GB, free: 14.73 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.836e-05/0.5145, allocations: 19.94 kB / 1.204 GB, free: 14.71 MB / 0.9669 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001549/0.516, allocations: 161.4 kB / 1.204 GB, free: 14.55 MB / 0.9669 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001042/0.5161, allocations: 59.98 kB / 1.204 GB, free: 14.5 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 8.616e-06/0.5161, allocations: 4 kB / 1.204 GB, free: 14.49 MB / 0.9669 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.003086/0.5192, allocations: 1.601 MB / 1.206 GB, free: 12.88 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.335e-05/0.5193, allocations: 12 kB / 1.206 GB, free: 12.87 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.503e-05/0.5193, allocations: 19.94 kB / 1.206 GB, free: 12.85 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001158/0.5205, allocations: 315.9 kB / 1.206 GB, free: 12.54 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.361e-05/0.5205, allocations: 19.94 kB / 1.206 GB, free: 12.52 MB / 0.9669 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00159/0.5221, allocations: 149.5 kB / 1.206 GB, free: 12.38 MB / 0.9669 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001132/0.5222, allocations: 63.98 kB / 1.206 GB, free: 12.31 MB / 0.9669 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 48 * Number of states: 0 () * Number of discrete variables: 6 (TSet.count,$PRE.TSet.count,TSet.T_start,$PRE.TSet.T_start,$whenCondition1,conPI.I.trigger_internal) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (156): * Single equations (assignments): 153 * Array equations: 1 * Algorithm blocks: 1 * Record equations: 1 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.001308/0.5236, allocations: 0.5943 MB / 1.207 GB, free: 11.71 MB / 0.9669 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005115/0.5241, allocations: 205.4 kB / 1.207 GB, free: 11.5 MB / 0.9669 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002708/0.5268, allocations: 1.127 MB / 1.208 GB, free: 10.36 MB / 0.9669 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.626e-05/0.5268, allocations: 15.98 kB / 1.208 GB, free: 10.35 MB / 0.9669 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.195e-06/0.5268, allocations: 0 / 1.208 GB, free: 10.35 MB / 0.9669 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001892/0.5287, allocations: 0.8199 MB / 1.209 GB, free: 9.512 MB / 0.9669 GB Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005337/0.5341, allocations: 2.905 MB / 1.212 GB, free: 6.516 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.31e-06/0.5341, allocations: 224 / 1.212 GB, free: 6.516 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000781/0.5349, allocations: 175.7 kB / 1.212 GB, free: 6.344 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.000152/0.5351, allocations: 32.84 kB / 1.212 GB, free: 6.309 MB / 0.9669 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.331e-05/0.5351, allocations: 23.92 kB / 1.212 GB, free: 6.285 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001031/0.5362, allocations: 1.327 MB / 1.213 GB, free: 4.828 MB / 0.9669 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.839e-06/0.5362, allocations: 4 kB / 1.213 GB, free: 4.824 MB / 0.9669 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003438/0.5396, allocations: 1.664 MB / 1.215 GB, free: 3.117 MB / 0.9669 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007338/0.5404, allocations: 414.1 kB / 1.215 GB, free: 2.691 MB / 0.9669 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003053/0.5407, allocations: 23.98 kB / 1.215 GB, free: 2.668 MB / 0.9669 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001188/0.5419, allocations: 123.8 kB / 1.215 GB, free: 2.547 MB / 0.9669 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001248/0.542, allocations: 64.41 kB / 1.215 GB, free: 2.484 MB / 0.9669 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.067e-05/0.5421, allocations: 27.98 kB / 1.215 GB, free: 2.457 MB / 0.9669 GB Notification: Performance of sorting global known variables: time 0.002065/0.5442, allocations: 1.43 MB / 1.217 GB, free: 1.016 MB / 0.9669 GB Notification: Performance of sort global known variables: time 1.5e-07/0.5442, allocations: 0 / 1.217 GB, free: 1.016 MB / 0.9669 GB Notification: Performance of remove unused functions: time 0.002781/0.547, allocations: 1.111 MB / 1.218 GB, free: 15.9 MB / 0.9825 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 6 (vol.dynBal.U,mov.filter.s[1],mov.filter.s[2],conPI.I.y,THeaOut.T,hea.vol.dynBal.U) * Number of discrete variables: 3 ($whenCondition1,TSet.T_start,TSet.count) * Number of discrete states: 1 (TSet.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (75): * Single equations (assignments): 67 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 5 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,1,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 0 systems Notification: Performance of Backend phase and start with SimCode phase: time 0.001368/0.5483, allocations: 0.6413 MB / 1.218 GB, free: 15.26 MB / 0.9825 GB Notification: Performance of simCode: created initialization part: time 0.004128/0.5525, allocations: 2.164 MB / 1.221 GB, free: 13.07 MB / 0.9825 GB Notification: Performance of simCode: created event and clocks part: time 4.528e-06/0.5525, allocations: 0 / 1.221 GB, free: 13.07 MB / 0.9825 GB Notification: Performance of simCode: created simulation system equations: time 0.001219/0.5537, allocations: 0.5727 MB / 1.221 GB, free: 12.49 MB / 0.9825 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005237/0.559, allocations: 1.024 MB / 1.222 GB, free: 11.48 MB / 0.9825 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006627/0.5656, allocations: 4.584 MB / 1.227 GB, free: 6.836 MB / 0.9825 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001186/0.5668, allocations: 1.574 MB / 1.228 GB, free: 5.23 MB / 0.9825 GB Notification: Performance of simCode: alias equations: time 0.002332/0.5692, allocations: 0.5375 MB / 1.229 GB, free: 4.691 MB / 0.9825 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004571/0.5696, allocations: 171.4 kB / 1.229 GB, free: 4.523 MB / 0.9825 GB Notification: Performance of SimCode: time 5.61e-07/0.5696, allocations: 0 / 1.229 GB, free: 4.523 MB / 0.9825 GB Notification: Performance of Templates: time 0.587/1.157, allocations: 40.25 MB / 1.268 GB, free: 172.6 MB / 0.9981 GB make -j1 -f Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.makefile (rm -f Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; mkfifo Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe >> ../files/Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.sim & ./Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe 2>&1) diffSimulationResults("Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u_res.mat","/mnt/ReferenceFiles/Buildings/csv/master/Buildings_Fluid_HeatExchangers_Examples_WaterHeater_u.csv","/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_latest_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches