OpenModelica master-fmi-fmpy from 2026-03-11 23:14:03 to 2026-03-14 02:40:12

Summary

OMC Commits3
Libraries Changed2
Number of Improvements39
Number of Regressions29
Number of Performance Improvements4
Number of Performance Regressions8

OpenModelica Changes

CommitDateAuthorSummary
a9136ac40f2026-03-13 18:08:13 +0100Adeel AsgharPreserve order of simulation output with copy paste (#15209)
9a0d1866e12026-03-13 17:33:31 +0100Per ÖstlundFix output of else in Base Modelica and flat NF (#15204)
13b2cfd7652026-03-12 14:56:23 +0100Per ÖstlundFix Base Modelica export of break (#15203)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
0e9c5982026-03-25 11:23:03 +0100AndreasDon't fail all-reporst.py when branch history is missing (#278)
281a6792026-03-16 11:21:16 +0100AndreasRemove Base Modelica MTK test (#276)

Library Changes

LibraryChange
Buildings_latestFrom version 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/b45ef02a949be99a1a975e2ae7c7dc3651944c00.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit to 13.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/ad4273c1f580eebace5d8fced36082243db70ab9.zip) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit
Chemical_masterFrom version 2.0.1-master (218185566941eeb217279cbad000583ee70836a1) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit to 2.0.1-master (b579ba4ab75168c02f3c7a7a3e3efa17231f4b33) usage: __main__.py [-h] [--version] [--validate] [--start-time START_TIME] FMPy version: 0.3.21 Python version: 3.10.12 (main, Mar 3 2026, 11:56:32) [GCC 11.4.0] --version show program's version number and exit

Models Affected

BuildingSystemsBuildingSystems.Applications.AirConditioningSystems.PhotovoltaicCoolingSystem (sim)Compile performance 0:01:56 → 0:03:37
BuildingSystemsBuildingSystems.Applications.ClimateAnalyses.FreeFloatingTemperature (sim)Compile performance 0:04:23 → 0:08:32
BuildingSystemsBuildingSystems.Applications.HeatingSystems.SolarHeatingSystem (sim)Compile performance 0:02:45 → 0:04:53
BuildingSystemsBuildingSystems.Applications.HeatingSystems.WaterHeatingSystem (sim)Compile performance 0:01:29 → 0:02:33
BuildingSystemsBuildingSystems.Applications.PhotovoltaicSystems.PhotovoltaicSystem (sim)Compile performance 0:02:28 → 0:06:55
BuildingSystemsBuildingSystems.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)Failed → Compile
Buildings_11Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_11Buildings.DHC.ETS.Combined.Validation.ChillerOnly (sim)Verify → Failed
Buildings_11Buildings.DHC.Loads.Combined.Examples.BuildingTimeSeriesWithETS (sim)Compile → Failed
Buildings_11Buildings.DHC.Plants.Cooling.Examples.StoragePlantDualSource (sim)Verify → Compile
Buildings_11Buildings.Fluid.DXSystems.Cooling.WaterSource.Examples.SingleSpeed (sim)Verify → Compile
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case680FF (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900FF (sim)Verify → Failed
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Compile performance 0:02:02 → 0:04:40
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Verify
Buildings_12Buildings.Applications.DataCenters.ChillerCooled.Examples.IntegratedPrimarySecondaryEconomizer (sim)Failed → Compile
Buildings_12Buildings.Applications.DataCenters.ChillerCooled.Examples.NonIntegratedPrimarySecondaryEconomizer (sim)Compile → Failed
Buildings_12Buildings.DHC.ETS.Combined.Validation.ChillerOnly (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case600 (sim)Failed → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases6xx.Case670 (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900 (sim)Compile → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindow (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Verify → Failed
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowInteriorShade (sim)Failed → Verify
Buildings_12Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindow (sim)Compile performance 0:01:56 → 0:03:25
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Spring (sim)Compile → Failed
Buildings_12Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.ASHRAE2006Summer (sim)Compile → Failed
Buildings_latestBuildings.DHC.Loads.Combined.Examples.BuildingTimeSeriesWithETS (sim)Failed → Compile
Buildings_latestBuildings.DHC.Loads.Cooling.Examples.BuildingTimeSeriesWithETS (sim)Verify → Compile
Buildings_latestBuildings.Fluid.HeatExchangers.Validation.WetCoilEffectivenessNTUHeating (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:14:02 → 0.28
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case900FF (sim)Verify → Failed
Buildings_latestBuildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case950 (sim)Failed → Compile
Buildings_latestBuildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.OnlyExteriorWallWithWindowExteriorShade (sim)Verify → Failed
Chemical_masterChemical.Examples.EnzymeKinetics (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.ExothermicReaction (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.HydrogenCombustion (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.OxygenInWater (sim)Failed → SimCode
Chemical_masterChemical.Examples.SimpleForwardReaction (sim)Failed → Simulate
Chemical_masterChemical.Examples.SimpleReaction (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReaction2 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReaction22 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionInSolution (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionPathway (sim)Failed → SimCode
Chemical_masterChemical.Examples.SimpleReactionsWithJunction (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionsWithJunction2 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.SimpleReactionsWithJunction3 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.EnzymeKinetics2 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.EnzymeKinetics2_ (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.EnzymeKinetics3 (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.SimpleReaction2_ (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.SimpleReaction2__ (sim)Failed → FrontEnd
Chemical_masterChemical.Examples.debug.SimpleReaction_back (sim)Failed → FrontEnd
Chemical_masterChemical.Processes.Tests.TestFlow (sim)Failed → SimCode
GreenhousesGreenhouses.Examples.Greenhouse_1 (sim)Compile performance 0:04:44 → 0:10:04
MEVMEV.Test.TestStandardPatient (sim)Compile → Simulate
Modelica_3.2.3Modelica.Electrical.Analog.Examples.ControlledSwitchWithArc (sim)Simulate → Compile
Modelica_3.2.3Modelica.Electrical.Analog.Examples.OpAmps.Multivibrator (sim)Simulate → Compile
Modelica_3.2.3Modelica.Mechanics.MultiBody.Examples.Loops.EngineV6 (sim)Failed → Simulate
Modelica_4.0.0Modelica.Electrical.Analog.Examples.OpAmps.Multivibrator (sim)Compile → Simulate
Modelica_4.0.0Modelica.Electrical.PowerConverters.Examples.ACAC.Dimmer_RL (sim)Compile → Simulate
Modelica_4.0.0Modelica.Electrical.PowerConverters.Examples.ACAC.SoftStarter (sim)Simulate → Compile
Modelica_4.0.0Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierCenterTap2mPulse.ThyristorCenterTap2mPulse_RL (sim)Compile → Simulate
Modelica_4.1.0Modelica.Electrical.Analog.Examples.OpAmps.Multivibrator (sim)Simulate → Compile
Modelica_4.1.0Modelica.Electrical.PowerConverters.Examples.ACAC.Dimmer_RL (sim)Simulate → Compile
Modelica_4.1.0Modelica.Electrical.PowerConverters.Examples.ACDC.RectifierCenterTap2mPulse.ThyristorCenterTap2mPulse_RL (sim)Simulate → Compile
Modelica_trunkModelica.Mechanics.MultiBody.Examples.Loops.EngineV6 (sim)Failed → Simulate
OpenIPSLOpenIPSL.Tests.Machines.PSAT.Order3test2_AVR (sim)Compile → Simulate
OpenIPSL_2.0.0OpenIPSL.Examples.TwoAreas.Two_Areas_PSAT (sim)Simulate performance 14.46 → 4.52
OpenIPSL_2.0.0OpenIPSL.Tests.Machines.PSAT.Order3test2_AVR (sim)Compile → Simulate
OpenIPSL_devOpenIPSL.Tests.Machines.PSAT.Order3test2_AVR (sim)Simulate → Compile
PhysiolibraryPhysiolibrary.Fluid.Examples.BloodGasesTransport.BloodyMary (sim)Failed → Compile
ScalableTestGrids_nooptScalableTestGrids.Models.Type1.Type1_N_4_M_4 (sim)
ScalableTestSuiteScalableTestSuite.Electrical.BreakerCircuits.ScaledExperiments.BreakerNetwork_N_640_M_10 (sim)Failed → Verify
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_1280 (sim)Failed → Verify
ScalableTestSuiteScalableTestSuite.Mechanical.FlexibleBeam.ScaledExperiments.FlexibleBeamModelica_N_32 (sim)Simulate → Failed
ScalableTestSuiteScalableTestSuite.Thermal.DistrictHeating.ScaledExperiments.HeatingSystem_N_640 (sim)Failed → Compile
TAeZoSysProTAeZoSysPro.HeatTransfer.BasesClasses.LumpVolume (sim)Compile performance 38.26 → 11.11
TAeZoSysProTAeZoSysPro.HeatTransfer.Components.VerticalOpening (sim)Compile performance 38.81 → 12.65
ThermofluidStreamThermofluidStream.Examples.ReverseHeatPump (sim)Verify → Compile