Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y.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/BuildSysPro 3.6.0/package.mo", uses=false) Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/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(BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y") translateModel(BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.01062/0.01062, allocations: 95.38 kB / 15.73 MB, free: 6.039 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001954/0.001954, allocations: 206.3 kB / 16.68 MB, free: 5.965 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.473/1.473, allocations: 222.9 MB / 240.4 MB, free: 4.336 MB / 190.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo): time 1.017/1.017, allocations: 143 MB / 433.6 MB, free: 11.42 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001721/0.001721, allocations: 63.89 kB / 0.5955 GB, free: 8.398 MB / 0.4981 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4987/0.5004, allocations: 82.03 MB / 0.6756 GB, free: 1.426 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y): time 0.07287/0.5733, allocations: 75.15 MB / 0.749 GB, free: 11.1 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.02073/0.5941, allocations: 12.76 MB / 0.7615 GB, free: 14.3 MB / 0.5919 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003964/0.5981, allocations: 63.62 kB / 0.7615 GB, free: 14.24 MB / 0.5919 GB Notification: Performance of NFTyping.typeComponents: time 0.003072/0.6012, allocations: 0.8268 MB / 0.7623 GB, free: 13.41 MB / 0.5919 GB Notification: Performance of NFTyping.typeBindings: time 0.008459/0.6098, allocations: 2.48 MB / 0.7648 GB, free: 10.92 MB / 0.5919 GB Notification: Performance of NFTyping.typeClassSections: time 0.003768/0.6135, allocations: 1.39 MB / 0.7661 GB, free: 9.543 MB / 0.5919 GB Notification: Performance of NFFlatten.flatten: time 0.006339/0.6199, allocations: 4.396 MB / 0.7704 GB, free: 5.133 MB / 0.5919 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002187/0.6221, allocations: 1.433 MB / 0.7718 GB, free: 3.668 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003836/0.626, allocations: 1.62 MB / 0.7734 GB, free: 2.047 MB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001945/0.6279, allocations: 1.194 MB / 0.7746 GB, free: 0.8477 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.0002595/0.6282, allocations: 164 kB / 0.7747 GB, free: 0.6875 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003338/0.6315, allocations: 1.408 MB / 0.7761 GB, free: 15.28 MB / 0.6075 GB Notification: Performance of NFScalarize.scalarize: time 0.0006535/0.6322, allocations: 398.6 kB / 0.7765 GB, free: 14.89 MB / 0.6075 GB Notification: Performance of NFVerifyModel.verify: time 0.001086/0.6333, allocations: 0.8982 MB / 0.7773 GB, free: 13.98 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.004419/0.6377, allocations: 3.03 MB / 0.7803 GB, free: 10.95 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 3.927e-06/0.6377, allocations: 0 / 0.7803 GB, free: 10.95 MB / 0.6075 GB Notification: Performance of FrontEnd: time 1.313e-06/0.6378, allocations: 0 / 0.7803 GB, free: 10.95 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 3.13e-05/0.6378, allocations: 0 / 0.7803 GB, free: 10.95 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 240 * Number of variables: 240 Notification: Performance of Generate backend data structure: time 0.003715/0.6415, allocations: 2.139 MB / 0.7824 GB, free: 8.738 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 3.741e-05/0.6416, allocations: 8.031 kB / 0.7824 GB, free: 8.73 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0007857/0.6424, allocations: 239.7 kB / 0.7826 GB, free: 8.496 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002361/0.6447, allocations: 1.545 MB / 0.7841 GB, free: 6.898 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000112/0.6449, allocations: 78 kB / 0.7842 GB, free: 6.82 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001461/0.645, allocations: 100 kB / 0.7843 GB, free: 6.723 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00192/0.6469, allocations: 1.1 MB / 0.7854 GB, free: 5.59 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.762e-05/0.647, allocations: 3.938 kB / 0.7854 GB, free: 5.586 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.527e-05/0.6471, allocations: 36 kB / 0.7854 GB, free: 5.551 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.405e-05/0.6471, allocations: 28 kB / 0.7854 GB, free: 5.523 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001871/0.649, allocations: 0.8861 MB / 0.7863 GB, free: 4.637 MB / 0.6075 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 0.005948/0.6549, allocations: 4.925 MB / 0.7911 GB, free: 15.43 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00137/0.6563, allocations: 0.6243 MB / 0.7917 GB, free: 14.79 MB / 0.6231 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006938/0.657, allocations: 351.6 kB / 0.7921 GB, free: 14.45 MB / 0.6231 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0007658/0.6578, allocations: 0.8277 MB / 0.7929 GB, free: 13.44 MB / 0.6231 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.227e-05/0.6579, allocations: 43.12 kB / 0.7929 GB, free: 13.39 MB / 0.6231 GB Notification: Performance of pre-optimization done (n=61): time 3.176e-06/0.6579, allocations: 0 / 0.7929 GB, free: 13.39 MB / 0.6231 GB Notification: Performance of matching and sorting (n=61): time 0.007193/0.6651, allocations: 1.682 MB / 0.7946 GB, free: 11.68 MB / 0.6231 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.653e-05/0.6651, allocations: 55.97 kB / 0.7946 GB, free: 11.61 MB / 0.6231 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001969/0.6671, allocations: 1.233 MB / 0.7958 GB, free: 10.36 MB / 0.6231 GB Notification: Performance of collectPreVariables (initialization): time 0.0001209/0.6672, allocations: 37.7 kB / 0.7959 GB, free: 10.32 MB / 0.6231 GB Notification: Performance of collectInitialEqns (initialization): time 0.0005561/0.6678, allocations: 0.619 MB / 0.7965 GB, free: 9.695 MB / 0.6231 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002429/0.6681, allocations: 214.1 kB / 0.7967 GB, free: 9.484 MB / 0.6231 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002495/0.6683, allocations: 162.5 kB / 0.7968 GB, free: 9.316 MB / 0.6231 GB Notification: Performance of setup shared object (initialization): time 0.0003213/0.6686, allocations: 333.9 kB / 0.7971 GB, free: 8.984 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007173/0.6694, allocations: 292.7 kB / 0.7974 GB, free: 8.695 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.000934/0.6703, allocations: 491.8 kB / 0.7979 GB, free: 8.137 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00158/0.6719, allocations: 0.7129 MB / 0.7986 GB, free: 7.375 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.459e-06/0.6719, allocations: 0 / 0.7986 GB, free: 7.375 MB / 0.6231 GB Notification: Performance of matching and sorting (n=88) (initialization): time 0.004762/0.6767, allocations: 1.285 MB / 0.7998 GB, free: 6.078 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 2.542e-05/0.6767, allocations: 4 kB / 0.7998 GB, free: 6.074 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.314e-05/0.6767, allocations: 4 kB / 0.7998 GB, free: 6.07 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006217/0.6774, allocations: 133.1 kB / 0.8 GB, free: 5.938 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006278/0.678, allocations: 159.8 kB / 0.8001 GB, free: 5.781 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008995/0.6789, allocations: 0.7005 MB / 0.8008 GB, free: 5.055 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00109/0.68, allocations: 123.3 kB / 0.8009 GB, free: 4.934 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.893e-05/0.6801, allocations: 28 kB / 0.8009 GB, free: 4.906 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001092/0.6812, allocations: 0.5566 MB / 0.8015 GB, free: 4.348 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0008455/0.6821, allocations: 491.8 kB / 0.802 GB, free: 3.793 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001404/0.6835, allocations: 0.7051 MB / 0.8026 GB, free: 3.039 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.818e-06/0.6835, allocations: 3.984 kB / 0.8027 GB, free: 3.035 MB / 0.6231 GB Notification: Performance of matching and sorting (n=88) (initialization_lambda0): time 0.004622/0.6881, allocations: 1.274 MB / 0.8039 GB, free: 1.75 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 1.413e-05/0.6881, allocations: 8 kB / 0.8039 GB, free: 1.742 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.022e-06/0.6882, allocations: 4 kB / 0.8039 GB, free: 1.738 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005014/0.6887, allocations: 133.1 kB / 0.804 GB, free: 1.605 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006161/0.6893, allocations: 163.8 kB / 0.8042 GB, free: 1.445 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008873/0.6902, allocations: 0.6928 MB / 0.8049 GB, free: 0.7266 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001047/0.6913, allocations: 103.6 kB / 0.805 GB, free: 0.625 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.381e-05/0.6913, allocations: 31.98 kB / 0.805 GB, free: 0.5938 MB / 0.6231 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 16 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (79): * Single equations (assignments): 78 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,9)} Notification: Performance of prepare postOptimizeDAE: time 0.0002515/0.6916, allocations: 224.1 kB / 0.8052 GB, free: 376 kB / 0.6231 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002391/0.6918, allocations: 143 kB / 0.8053 GB, free: 232 kB / 0.6231 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004625/0.6965, allocations: 1.267 MB / 0.8066 GB, free: 14.94 MB / 0.6387 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.001e-05/0.6965, allocations: 15.98 kB / 0.8066 GB, free: 14.93 MB / 0.6387 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.692e-06/0.6965, allocations: 0 / 0.8066 GB, free: 14.93 MB / 0.6387 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.004106/0.7006, allocations: 1.096 MB / 0.8077 GB, free: 13.8 MB / 0.6387 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006883/0.7075, allocations: 2.625 MB / 0.8102 GB, free: 11.06 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.14e-05/0.7076, allocations: 4.438 kB / 0.8102 GB, free: 11.05 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004999/0.7081, allocations: 119.8 kB / 0.8104 GB, free: 10.94 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004869/0.7086, allocations: 128.7 kB / 0.8105 GB, free: 10.81 MB / 0.6387 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.108e-05/0.7086, allocations: 23.92 kB / 0.8105 GB, free: 10.79 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.004984/0.7136, allocations: 2.579 MB / 0.813 GB, free: 8.043 MB / 0.6387 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.941e-06/0.7136, allocations: 7.938 kB / 0.813 GB, free: 8.035 MB / 0.6387 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005579/0.7192, allocations: 1.696 MB / 0.8147 GB, free: 6.277 MB / 0.6387 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007061/0.72, allocations: 315.9 kB / 0.815 GB, free: 5.949 MB / 0.6387 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002111/0.7202, allocations: 16 kB / 0.815 GB, free: 5.934 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008044/0.721, allocations: 55.98 kB / 0.8151 GB, free: 5.879 MB / 0.6387 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001543/0.7212, allocations: 64.23 kB / 0.8151 GB, free: 5.816 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.421e-05/0.7212, allocations: 35.98 kB / 0.8151 GB, free: 5.781 MB / 0.6387 GB Notification: Performance of sorting global known variables: time 0.001288/0.7225, allocations: 0.8816 MB / 0.816 GB, free: 4.898 MB / 0.6387 GB Notification: Performance of sort global known variables: time 1.31e-07/0.7225, allocations: 0 / 0.816 GB, free: 4.898 MB / 0.6387 GB Notification: Performance of remove unused functions: time 0.001847/0.7244, allocations: 0.7251 MB / 0.8167 GB, free: 4.172 MB / 0.6387 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 15 * Number of states: 2 (chi.con.vol.dynBal.U,chi.eva.vol.dynBal.U) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (56): * Single equations (assignments): 51 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * When equations: 0 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,9)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0009387/0.7253, allocations: 473.5 kB / 0.8172 GB, free: 3.707 MB / 0.6387 GB Notification: Performance of simCode: created initialization part: time 0.002734/0.7281, allocations: 1.125 MB / 0.8183 GB, free: 2.582 MB / 0.6387 GB Notification: Performance of simCode: created event and clocks part: time 5.72e-06/0.7281, allocations: 4 kB / 0.8183 GB, free: 2.578 MB / 0.6387 GB Notification: Performance of simCode: created simulation system equations: time 0.001507/0.7296, allocations: 0.5603 MB / 0.8188 GB, free: 2.004 MB / 0.6387 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00351/0.7331, allocations: 0.7957 MB / 0.8196 GB, free: 1.23 MB / 0.6387 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003743/0.7369, allocations: 2.299 MB / 0.8218 GB, free: 14.86 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008105/0.7377, allocations: 1.172 MB / 0.823 GB, free: 13.66 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.001143/0.7389, allocations: 311 kB / 0.8233 GB, free: 13.35 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002468/0.7391, allocations: 103.4 kB / 0.8234 GB, free: 13.25 MB / 0.6544 GB Notification: Performance of SimCode: time 9.42e-07/0.7391, allocations: 0 / 0.8234 GB, free: 13.25 MB / 0.6544 GB Notification: Performance of Templates: time 0.05577/0.7949, allocations: 32.63 MB / 0.8552 GB, free: 13.01 MB / 0.6856 GB make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y.makefile (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.Chillers.Examples.Carnot_y.pipe 2>&1)