Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) Using package SDF with version 0.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo) Using package Modelica_DeviceDrivers with version 2.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/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) 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 AixLib with version 1.3.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo) Running command: translateModel(AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties") translateModel(AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties") [:1:1-1:32:writable] Error: Class GC_set_max_heap_size not found in scope (looking for a function or record). [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/BoundaryConditions/InternalGains/Examples/InternalGains/Lights.mo:27:20-27:398:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/BoundaryConditions/InternalGains/Examples/InternalGains/Machines.mo:31:20-31:400:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_Cleanergy_C9G.mo:36:34-36:594:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:588:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:3852:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_NE_SE_SW_NW_Hor.mo:5:35-5:324:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_Hor.mo:5:35-5:320:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_RoofN_Roof_S.mo:5:35-5:362:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6228:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6853:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:8435:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:9369:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:11505:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:12875:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:2066:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:4252:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/Examples/DryAir/DryAir_test.mo:71:18-71:405:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo): time 1.743/1.743, allocations: 264.6 MB / 271.9 MB, free: 8.883 MB / 218.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001288/0.001288, allocations: 173.3 kB / 329.3 MB, free: 452 kB / 266.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.401/1.401, allocations: 221.4 MB / 0.5937 GB, free: 14.5 MB / 458.8 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001037/0.001037, allocations: 93.95 kB / 0.6989 GB, free: 2.656 MB / 0.5418 GB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/package.mo): time 0.05005/0.05005, allocations: 11.89 MB / 0.8156 GB, free: 65.57 MB / 0.5418 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo:9:42-9:258:writable] Notification: This is an open source dummy package of a commercial library. If you want it to be supported, you will need to add an implemention on our github repository: https://github.com/Modelica-OpenVendorSpecificLibraries. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0003795/0.0003795, allocations: 13.55 kB / 0.9236 GB, free: 86.98 MB / 0.573 GB Notification: Performance of FrontEnd - loaded program: time 7.163e-06/7.183e-06, allocations: 0 / 1.039 GB, free: 9.254 MB / 0.5887 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.27/0.27, allocations: 110.2 MB / 1.146 GB, free: 10.92 MB / 0.698 GB Notification: Performance of FrontEnd - scodeFlatten: time 0.8865/1.157, allocations: 340.6 MB / 1.479 GB, free: 0.6641 MB / 0.8699 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.000315/1.157, allocations: 79.48 kB / 1.479 GB, free: 0.6211 MB / 0.8699 GB Notification: Performance of FrontEnd: time 0.04279/1.2, allocations: 16.36 MB / 1.495 GB, free: 3.207 MB / 0.8855 GB Notification: Performance of Transformations before backend: time 2.144e-05/1.2, allocations: 0 / 1.495 GB, free: 3.207 MB / 0.8855 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 39 * Number of variables: 39 Notification: Performance of Generate backend data structure: time 0.001004/1.201, allocations: 484.4 kB / 1.495 GB, free: 2.695 MB / 0.8855 GB Notification: Performance of prepare preOptimizeDAE: time 5.432e-05/1.201, allocations: 8.031 kB / 1.495 GB, free: 2.688 MB / 0.8855 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002084/1.203, allocations: 193.8 kB / 1.496 GB, free: 2.512 MB / 0.8855 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.000338/1.203, allocations: 213.5 kB / 1.496 GB, free: 2.27 MB / 0.8855 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.912e-05/1.203, allocations: 4 kB / 1.496 GB, free: 2.266 MB / 0.8855 GB Notification: Performance of preOpt expandDerOperator (simulation): time 4.287e-05/1.203, allocations: 11.91 kB / 1.496 GB, free: 2.254 MB / 0.8855 GB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.0004629/1.204, allocations: 201.9 kB / 1.496 GB, free: 2.105 MB / 0.8855 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.000392/1.204, allocations: 235.2 kB / 1.496 GB, free: 1.879 MB / 0.8855 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.603e-05/1.204, allocations: 0 / 1.496 GB, free: 1.879 MB / 0.8855 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.284e-05/1.204, allocations: 4 kB / 1.496 GB, free: 1.875 MB / 0.8855 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.907e-05/1.204, allocations: 8 kB / 1.496 GB, free: 1.867 MB / 0.8855 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.00194/1.206, allocations: 1.35 MB / 1.497 GB, free: 496 kB / 0.8855 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003527/1.207, allocations: 139.3 kB / 1.498 GB, free: 384 kB / 0.8855 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.00011/1.207, allocations: 53.17 kB / 1.498 GB, free: 344 kB / 0.8855 GB Notification: Performance of preOpt evalFunc (simulation): time 3.151e-05/1.207, allocations: 3.984 kB / 1.498 GB, free: 340 kB / 0.8855 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.722e-05/1.207, allocations: 41.75 kB / 1.498 GB, free: 292 kB / 0.8855 GB Notification: Performance of pre-optimization done (n=18): time 1.623e-06/1.207, allocations: 0 / 1.498 GB, free: 292 kB / 0.8855 GB Notification: Performance of matching and sorting (n=18): time 0.0003993/1.207, allocations: 153.3 kB / 1.498 GB, free: 164 kB / 0.8855 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.736e-05/1.207, allocations: 51.41 kB / 1.498 GB, free: 100 kB / 0.8855 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001415/1.208, allocations: 118 kB / 1.498 GB, free: 15.98 MB / 0.9012 GB Notification: Performance of collectPreVariables (initialization): time 3.141e-05/1.208, allocations: 25.7 kB / 1.498 GB, free: 15.95 MB / 0.9012 GB Notification: Performance of collectInitialEqns (initialization): time 8.007e-05/1.208, allocations: 133.3 kB / 1.498 GB, free: 15.82 MB / 0.9012 GB Notification: Performance of collectInitialBindings (initialization): time 5.596e-05/1.208, allocations: 59.55 kB / 1.498 GB, free: 15.77 MB / 0.9012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 1.518e-05/1.208, allocations: 4 kB / 1.498 GB, free: 15.77 MB / 0.9012 GB Notification: Performance of setup shared object (initialization): time 0.000147/1.208, allocations: 324.4 kB / 1.499 GB, free: 15.45 MB / 0.9012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 8.611e-05/1.208, allocations: 44.89 kB / 1.499 GB, free: 15.41 MB / 0.9012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001362/1.208, allocations: 117.8 kB / 1.499 GB, free: 15.29 MB / 0.9012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0001076/1.208, allocations: 59.19 kB / 1.499 GB, free: 15.25 MB / 0.9012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.485e-06/1.208, allocations: 0 / 1.499 GB, free: 15.25 MB / 0.9012 GB Notification: Performance of matching and sorting (n=28) (initialization): time 0.0003563/1.209, allocations: 200 kB / 1.499 GB, free: 15.07 MB / 0.9012 GB Notification: Performance of prepare postOptimizeDAE: time 1.672e-05/1.209, allocations: 4 kB / 1.499 GB, free: 15.07 MB / 0.9012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.436e-06/1.209, allocations: 4 kB / 1.499 GB, free: 15.07 MB / 0.9012 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.806e-05/1.209, allocations: 4 kB / 1.499 GB, free: 15.06 MB / 0.9012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003988/1.209, allocations: 77.94 kB / 1.499 GB, free: 14.99 MB / 0.9012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.396e-05/1.209, allocations: 4.312 kB / 1.499 GB, free: 14.99 MB / 0.9012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000248/1.209, allocations: 39.33 kB / 1.499 GB, free: 14.95 MB / 0.9012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.037e-05/1.209, allocations: 10.94 kB / 1.499 GB, free: 14.95 MB / 0.9012 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (28): * Single equations (assignments): 28 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0001268/1.21, allocations: 112.6 kB / 1.499 GB, free: 14.83 MB / 0.9012 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 5.037e-05/1.21, allocations: 11.91 kB / 1.499 GB, free: 14.82 MB / 0.9012 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004931/1.21, allocations: 199 kB / 1.499 GB, free: 14.66 MB / 0.9012 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.246e-06/1.21, allocations: 0 / 1.499 GB, free: 14.66 MB / 0.9012 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.963e-06/1.21, allocations: 0 / 1.499 GB, free: 14.66 MB / 0.9012 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.435e-06/1.21, allocations: 7.984 kB / 1.499 GB, free: 14.65 MB / 0.9012 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0002825/1.21, allocations: 208.2 kB / 1.5 GB, free: 14.43 MB / 0.9012 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.172e-06/1.21, allocations: 0 / 1.5 GB, free: 14.43 MB / 0.9012 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003385/1.211, allocations: 49.09 kB / 1.5 GB, free: 14.38 MB / 0.9012 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.234e-06/1.211, allocations: 0 / 1.5 GB, free: 14.38 MB / 0.9012 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.85e-05/1.211, allocations: 7.984 kB / 1.5 GB, free: 14.38 MB / 0.9012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.137e-06/1.211, allocations: 4 kB / 1.5 GB, free: 14.37 MB / 0.9012 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.3e-06/1.211, allocations: 3.906 kB / 1.5 GB, free: 14.37 MB / 0.9012 GB Notification: Performance of postOpt detectJacobianSparsePattern (simulation): time 0.0004365/1.211, allocations: 249.7 kB / 1.5 GB, free: 14.14 MB / 0.9012 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001196/1.211, allocations: 108.6 kB / 1.5 GB, free: 14.02 MB / 0.9012 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.986e-05/1.211, allocations: 0 / 1.5 GB, free: 14.02 MB / 0.9012 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003028/1.212, allocations: 23.92 kB / 1.5 GB, free: 14 MB / 0.9012 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.064e-05/1.212, allocations: 9.484 kB / 1.5 GB, free: 13.99 MB / 0.9012 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.362e-05/1.212, allocations: 20.89 kB / 1.5 GB, free: 13.97 MB / 0.9012 GB Notification: Performance of sort global known variables: time 8.427e-05/1.212, allocations: 100.5 kB / 1.5 GB, free: 13.88 MB / 0.9012 GB Notification: Performance of remove unused functions: time 0.0004431/1.212, allocations: 56.12 kB / 1.5 GB, free: 13.83 MB / 0.9012 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (20): * Single equations (assignments): 20 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0003182/1.213, allocations: 132.2 kB / 1.5 GB, free: 13.69 MB / 0.9012 GB Notification: Performance of simCode: created initialization part: time 0.0003715/1.213, allocations: 134.5 kB / 1.5 GB, free: 13.59 MB / 0.9012 GB Notification: Performance of simCode: created event and clocks part: time 3.577e-06/1.213, allocations: 0 / 1.5 GB, free: 13.59 MB / 0.9012 GB Notification: Performance of simCode: created simulation system equations: time 0.0001446/1.213, allocations: 70.36 kB / 1.501 GB, free: 13.54 MB / 0.9012 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0003931/1.214, allocations: 47.31 kB / 1.501 GB, free: 13.5 MB / 0.9012 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0008944/1.215, allocations: 206.4 kB / 1.501 GB, free: 13.3 MB / 0.9012 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006201/1.215, allocations: 0.7534 MB / 1.502 GB, free: 12.52 MB / 0.9012 GB Notification: Performance of SimCode: time 2.21e-07/1.215, allocations: 0 / 1.502 GB, free: 12.52 MB / 0.9012 GB Notification: Performance of Templates: time 0.007917/1.223, allocations: 3.371 MB / 1.505 GB, free: 9.23 MB / 0.9012 GB make -j1 -f AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties.makefile (rm -f AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties.pipe ; mkfifo AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties.pipe ; head -c 1048576 < AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties.pipe >> ../files/AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties.sim & ./AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties -abortSlowSimulation -alarm=480 -lv LOG_STATS > AixLib_AixLib.Media.Specialized.Water.Examples.TemperatureDependentDensityProperties.pipe 2>&1)