Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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_9_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_9_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 0.001245/0.001246, allocations: 104.2 kB / 16.4 MB, free: 6.465 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001161/0.001161, allocations: 192.2 kB / 17.34 MB, free: 5.719 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.347/1.347, allocations: 222.9 MB / 241 MB, free: 15.11 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.212/2.212, allocations: 390.2 MB / 0.6655 GB, free: 0.6484 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001541/0.001541, allocations: 67.91 kB / 0.9516 GB, free: 7.621 MB / 0.7325 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.9347/0.9363, allocations: 140.4 MB / 1.089 GB, free: 5.531 MB / 0.8575 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/Blocks/Math.mo:543:5-544:48:writable] Warning: Parameter mov.gaiSpe.k has no value, and is fixed during initialization (fixed=true), using available start value (start=1) as default value. Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u): time 0.07844/1.015, allocations: 67.02 MB / 1.154 GB, free: 5.5 MB / 0.9044 GB Notification: Performance of NFInst.instExpressions: time 0.03094/1.046, allocations: 16.78 MB / 1.17 GB, free: 9.492 MB / 0.92 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.005165/1.051, allocations: 98.06 kB / 1.171 GB, free: 9.457 MB / 0.92 GB Notification: Performance of NFTyping.typeComponents: time 0.004891/1.056, allocations: 1.164 MB / 1.172 GB, free: 8.785 MB / 0.92 GB Notification: Performance of NFTyping.typeBindings: time 0.01099/1.067, allocations: 2.667 MB / 1.174 GB, free: 7.219 MB / 0.92 GB Notification: Performance of NFTyping.typeClassSections: time 0.008305/1.075, allocations: 2.346 MB / 1.177 GB, free: 5.965 MB / 0.92 GB Notification: Performance of NFFlatten.flatten: time 0.01021/1.085, allocations: 5.363 MB / 1.182 GB, free: 2.809 MB / 0.92 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00443/1.09, allocations: 1.891 MB / 1.184 GB, free: 1.57 MB / 0.92 GB Notification: Performance of NFEvalConstants.evaluate: time 0.006769/1.097, allocations: 2.151 MB / 1.186 GB, free: 292 kB / 0.92 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003796/1.101, allocations: 1.488 MB / 1.187 GB, free: 15.35 MB / 0.9356 GB Notification: Performance of NFPackage.collectConstants: time 0.0009902/1.102, allocations: 194.4 kB / 1.187 GB, free: 15.34 MB / 0.9356 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005887/1.107, allocations: 1.974 MB / 1.189 GB, free: 14.3 MB / 0.9356 GB Notification: Performance of NFScalarize.scalarize: time 0.001273/1.109, allocations: 0.5488 MB / 1.19 GB, free: 13.88 MB / 0.9356 GB Notification: Performance of NFVerifyModel.verify: time 0.003167/1.112, allocations: 1.142 MB / 1.191 GB, free: 13.09 MB / 0.9356 GB Notification: Performance of NFConvertDAE.convert: time 0.009611/1.122, allocations: 3.642 MB / 1.195 GB, free: 10.66 MB / 0.9356 GB Notification: Performance of FrontEnd - DAE generated: time 9.658e-06/1.122, allocations: 5.188 kB / 1.195 GB, free: 10.65 MB / 0.9356 GB Notification: Performance of FrontEnd: time 2.745e-06/1.122, allocations: 0 / 1.195 GB, free: 10.65 MB / 0.9356 GB Notification: Performance of Transformations before backend: time 0.0001355/1.122, allocations: 0 / 1.195 GB, free: 10.65 MB / 0.9356 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 310 * Number of variables: 310 Notification: Performance of Generate backend data structure: time 0.007829/1.13, allocations: 2.671 MB / 1.197 GB, free: 8.652 MB / 0.9356 GB Notification: Performance of prepare preOptimizeDAE: time 4.73e-05/1.13, allocations: 9.875 kB / 1.197 GB, free: 8.652 MB / 0.9356 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002785/1.133, allocations: 463 kB / 1.198 GB, free: 8.445 MB / 0.9356 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.005368/1.138, allocations: 1.851 MB / 1.199 GB, free: 7.07 MB / 0.9356 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001498/1.138, allocations: 97.16 kB / 1.2 GB, free: 7.027 MB / 0.9356 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005089/1.139, allocations: 136.2 kB / 1.2 GB, free: 6.98 MB / 0.9356 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004479/1.143, allocations: 1.451 MB / 1.201 GB, free: 6.039 MB / 0.9356 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.86e-05/1.143, allocations: 1.156 kB / 1.201 GB, free: 6.039 MB / 0.9356 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002509/1.143, allocations: 56.19 kB / 1.201 GB, free: 5.996 MB / 0.9356 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.333e-05/1.144, allocations: 52.39 kB / 1.201 GB, free: 5.984 MB / 0.9356 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.003635/1.147, allocations: 1.141 MB / 1.202 GB, free: 5.422 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 0.01449/1.162, allocations: 7.408 MB / 1.21 GB, free: 14.8 MB / 0.9512 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002799/1.165, allocations: 1.342 MB / 1.211 GB, free: 13.78 MB / 0.9512 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00123/1.166, allocations: 478.1 kB / 1.211 GB, free: 13.55 MB / 0.9512 GB Notification: Performance of preOpt evalFunc (simulation): time 0.006917/1.173, allocations: 2.691 MB / 1.214 GB, free: 11.17 MB / 0.9512 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001529/1.174, allocations: 0.497 MB / 1.214 GB, free: 10.86 MB / 0.9512 GB Notification: Performance of pre-optimization done (n=63): time 6.903e-06/1.174, allocations: 1.375 kB / 1.214 GB, free: 10.86 MB / 0.9512 GB Notification: Performance of matching and sorting (n=63): time 0.004378/1.179, allocations: 1.272 MB / 1.216 GB, free: 10.17 MB / 0.9512 GB Notification: Performance of inlineWhenForInitialization (initialization): time 9.626e-05/1.179, allocations: 111 kB / 1.216 GB, free: 10.05 MB / 0.9512 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003632/1.183, allocations: 1.478 MB / 1.217 GB, free: 9.164 MB / 0.9512 GB Notification: Performance of collectPreVariables (initialization): time 0.0001754/1.183, allocations: 49.7 kB / 1.217 GB, free: 9.109 MB / 0.9512 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009841/1.184, allocations: 0.8918 MB / 1.218 GB, free: 8.207 MB / 0.9512 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003277/1.184, allocations: 228.8 kB / 1.218 GB, free: 7.98 MB / 0.9512 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003665/1.184, allocations: 206.4 kB / 1.219 GB, free: 7.773 MB / 0.9512 GB Notification: Performance of setup shared object (initialization): time 0.0001817/1.185, allocations: 345.9 kB / 1.219 GB, free: 7.43 MB / 0.9512 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001033/1.186, allocations: 396.6 kB / 1.219 GB, free: 7.039 MB / 0.9512 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001299/1.187, allocations: 0.7515 MB / 1.22 GB, free: 6.121 MB / 0.9512 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002266/1.189, allocations: 1.125 MB / 1.221 GB, free: 4.848 MB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.052e-05/1.189, allocations: 4 kB / 1.221 GB, free: 4.844 MB / 0.9512 GB Notification: Performance of matching and sorting (n=122) (initialization): time 0.003276/1.193, allocations: 1.313 MB / 1.222 GB, free: 3.516 MB / 0.9512 GB Notification: Performance of prepare postOptimizeDAE: time 5.727e-05/1.193, allocations: 37.7 kB / 1.222 GB, free: 3.473 MB / 0.9512 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.239e-05/1.193, allocations: 8 kB / 1.222 GB, free: 3.465 MB / 0.9512 GB Notification: Performance of postOpt tearingSystem (initialization): time 3.822e-05/1.193, allocations: 16 kB / 1.222 GB, free: 3.449 MB / 0.9512 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001032/1.194, allocations: 255.8 kB / 1.223 GB, free: 3.199 MB / 0.9512 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.582e-05/1.194, allocations: 23.92 kB / 1.223 GB, free: 3.176 MB / 0.9512 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001554/1.195, allocations: 139.7 kB / 1.223 GB, free: 3.039 MB / 0.9512 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001227/1.196, allocations: 59.92 kB / 1.223 GB, free: 2.98 MB / 0.9512 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001726/1.197, allocations: 0.6971 MB / 1.224 GB, free: 2.277 MB / 0.9512 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.00125/1.199, allocations: 0.7242 MB / 1.224 GB, free: 1.395 MB / 0.9512 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002176/1.201, allocations: 1.106 MB / 1.225 GB, free: 152 kB / 0.9512 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.052e-05/1.201, allocations: 7.938 kB / 1.225 GB, free: 144 kB / 0.9512 GB Notification: Performance of matching and sorting (n=122) (initialization_lambda0): time 0.003161/1.204, allocations: 1.274 MB / 1.227 GB, free: 14.85 MB / 0.9669 GB Notification: Performance of prepare postOptimizeDAE: time 4.786e-05/1.204, allocations: 37.7 kB / 1.227 GB, free: 14.81 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.614e-05/1.204, allocations: 12.56 kB / 1.227 GB, free: 14.8 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.904e-05/1.204, allocations: 16 kB / 1.227 GB, free: 14.78 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009814/1.205, allocations: 255.6 kB / 1.227 GB, free: 14.53 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.651e-05/1.205, allocations: 19.94 kB / 1.227 GB, free: 14.51 MB / 0.9669 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00158/1.207, allocations: 123.9 kB / 1.227 GB, free: 14.39 MB / 0.9669 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001226/1.207, allocations: 51.98 kB / 1.227 GB, free: 14.34 MB / 0.9669 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 45 * 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 (120): * Single equations (assignments): 118 * Array equations: 1 * Algorithm blocks: 1 * Record equations: 0 * 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 0.0003758/1.207, allocations: 251.8 kB / 1.227 GB, free: 14.09 MB / 0.9669 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0006112/1.208, allocations: 169.9 kB / 1.227 GB, free: 13.92 MB / 0.9669 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002923/1.211, allocations: 1.111 MB / 1.229 GB, free: 12.79 MB / 0.9669 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.891e-05/1.211, allocations: 8 kB / 1.229 GB, free: 12.79 MB / 0.9669 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.919e-06/1.211, allocations: 0 / 1.229 GB, free: 12.79 MB / 0.9669 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0019/1.213, allocations: 0.8198 MB / 1.229 GB, free: 11.95 MB / 0.9669 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006222/1.219, allocations: 2.763 MB / 1.232 GB, free: 9.102 MB / 0.9669 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.085e-05/1.219, allocations: 4 kB / 1.232 GB, free: 9.098 MB / 0.9669 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007816/1.22, allocations: 163.9 kB / 1.232 GB, free: 8.938 MB / 0.9669 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.000187/1.22, allocations: 28.84 kB / 1.232 GB, free: 8.906 MB / 0.9669 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.823e-05/1.22, allocations: 23.98 kB / 1.232 GB, free: 8.883 MB / 0.9669 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001203/1.221, allocations: 1.425 MB / 1.234 GB, free: 7.316 MB / 0.9669 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.809e-06/1.221, allocations: 4 kB / 1.234 GB, free: 7.312 MB / 0.9669 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00376/1.225, allocations: 1.628 MB / 1.235 GB, free: 5.637 MB / 0.9669 GB Notification: Performance of postOpt removeConstants (simulation): time 0.00106/1.226, allocations: 362.5 kB / 1.236 GB, free: 5.262 MB / 0.9669 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005109/1.227, allocations: 12 kB / 1.236 GB, free: 5.25 MB / 0.9669 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001322/1.228, allocations: 71.92 kB / 1.236 GB, free: 5.18 MB / 0.9669 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001502/1.228, allocations: 56.42 kB / 1.236 GB, free: 5.125 MB / 0.9669 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001051/1.228, allocations: 31.98 kB / 1.236 GB, free: 5.094 MB / 0.9669 GB Notification: Performance of sorting global known variables: time 0.002209/1.23, allocations: 1.074 MB / 1.237 GB, free: 3.996 MB / 0.9669 GB Notification: Performance of sort global known variables: time 1.61e-07/1.23, allocations: 4 kB / 1.237 GB, free: 3.992 MB / 0.9669 GB Notification: Performance of remove unused functions: time 0.004046/1.235, allocations: 0.9431 MB / 1.238 GB, free: 3.047 MB / 0.9669 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 0.001773/1.236, allocations: 0.527 MB / 1.238 GB, free: 2.52 MB / 0.9669 GB Notification: Performance of simCode: created initialization part: time 0.004105/1.24, allocations: 1.636 MB / 1.24 GB, free: 0.8672 MB / 0.9669 GB Notification: Performance of simCode: created event and clocks part: time 7.835e-06/1.241, allocations: 0 / 1.24 GB, free: 0.8672 MB / 0.9669 GB Notification: Performance of simCode: created simulation system equations: time 0.001386/1.242, allocations: 0.5654 MB / 1.24 GB, free: 296 kB / 0.9669 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005148/1.247, allocations: 0.9051 MB / 1.241 GB, free: 15.4 MB / 0.9825 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006902/1.254, allocations: 3.198 MB / 1.244 GB, free: 12.14 MB / 0.9825 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001411/1.255, allocations: 1.384 MB / 1.246 GB, free: 10.72 MB / 0.9825 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000656/1.256, allocations: 155.4 kB / 1.246 GB, free: 10.57 MB / 0.9825 GB Notification: Performance of SimCode: time 1.102e-06/1.256, allocations: 0 / 1.246 GB, free: 10.57 MB / 0.9825 GB Notification: Performance of Templates: time 0.05269/1.309, allocations: 35.47 MB / 1.281 GB, free: 7.367 MB / 1.014 GB make -j1 -f Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.makefile (rm -f Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; mkfifo Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe >> ../files/Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.sim & ./Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.pipe 2>&1) diffSimulationResults("Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u_res.mat","/mnt/ReferenceFiles/Buildings/csv/maint_9.1.x/Buildings_Fluid_HeatExchangers_Examples_WaterHeater_u.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Buildings_9_Buildings.Fluid.HeatExchangers.Examples.WaterHeater_u.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) Reference file matches