OpenModelica master-fmi from 2026-06-16 18:08:27 to 2026-06-18 05:11:06

Summary

OMC Commits6
Libraries Changed2
Number of Improvements7
Number of Regressions3
Number of Performance Improvements3
Number of Performance Regressions10

OpenModelica Changes

CommitDateAuthorSummary
13302708af2026-06-17 23:27:37 +0200Adeel AsgharAllow FMU export of models when ecnrypted models/libraries are loaded (#15852)
8ca1c4c76c2026-06-17 19:47:11 +0200Adrian Pop[FMI] Fix broken FMI 1.0 model-exchange export (#15838) (#15845)
e7200dc7992026-06-17 19:02:31 +0200Per ÖstlundImprove stream equation simplifications (#15855)
3958e89f702026-06-17 18:10:09 +0200Per ÖstlundImplement nthRoot operator added in Modelica 3.7 (#15857)
9598ce87c22026-06-17 14:53:39 +0200Adrian PopEnable OMOptim build and bump submodule to resurrected version (#15839)
5ad7bfac882026-06-17 15:35:29 +0800吴自勉fmi2GetFMUstate bugfix (#15853)

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
d357aff2026-06-12 13:26:07 +0200AndreasFix OMSimulator submodule update when directory layout changes (#287)
12a01782026-06-06 12:43:09 +0200Adrian Popdrop v1.25 and add v1.27 (#286)

Library Changes

LibraryChange
Buildings_latestFrom version 13.0.1-master (https://github.com/lbl-srg/modelica-buildings/archive/2c3c6c4a49b0aee70c96fbb48ac2cb9f6186eead.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post141-gcc6814d-linux-debug info: 1 warnings info: 0 errors to 13.0.1-master (https://github.com/lbl-srg/modelica-buildings/archive/8754785d1d873f7e49578c4368587dfb0e6e4300.zip) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post141-gcc6814d-linux-debug info: 1 warnings info: 0 errors
SOFCPoliMiFrom version master (9f746df73206c265b72aebf7e70a207534b3e4ce) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post141-gcc6814d-linux-debug info: 1 warnings info: 0 errors to master (e059ad070d30e9d175fd853aedd372ba9b5efba1) warning: Failed to load settings: [json.exception.parse_error.101] parse error at line 3, column 2: syntax error while parsing value - invalid literal; last read: '"temp_AixLib_AixLib_Fluid_HeatPumps_Validation_ReciprocatingWaterToWater_Static_fmu"}_'; expected end of input OMSimulator v3.0.0.post141-gcc6814d-linux-debug info: 1 warnings info: 0 errors

Models Affected

AixLibAixLib.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 8.37 → 26.26
AixLibAixLib.ThermalZones.HighOrder.Examples.OFD_1Jan (sim)SimCode performance 0:02:07 → 24.29
BuildSysProBuildSysPro.IBPSA.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)
BuildingSystemsBuildingSystems.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 34.92 → 15.37
Buildings_11Buildings.DHC.Plants.Combined.Validation.AllElectricCWStorage (sim)Simulate → Failed
Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 1.45 → 0:07:02
Buildings_11Buildings.ThermalZones.Detailed.Validation.TestConditionalConstructions.SampledModel.OnlyExteriorWallWithWindowExteriorShade (sim)SimCode performance 6.42 → 13.38
Buildings_12Buildings.DHC.Plants.Combined.Validation.AllElectricCWStorage (sim)Failed → Compile
Buildings_latestBuildings.DHC.Plants.Combined.Validation.AllElectricCWStorage (sim)Failed → Compile
Buildings_latestBuildings.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 7.78 → 16.82
Buildings_latestBuildings.Templates.Plants.Controls.Pumps.Generic.Validation.StagingHeadered (sim)Verify → Simulate
Buildings_latestBuildings.Templates.Plants.Controls.StagingRotation.Validation.SortRuntime (sim)Simulate → Verify
IDEAS_devIDEAS.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 7.98 → 19.02
LEPSE_mainLEPSE.Examples.KKT_1 (sim)Compile → Verify
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkCammarataIndex1 (sim)SimCode performance 17.32 → 37.20
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkNonLinConcLosses (sim)Failed → Compile
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkNonLinConcLossesHigherPorosity (sim)Failed → Compile
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_28_M_28 (sim)Failed → Compile
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.SteamPipe_N_160 (sim)Compile performance 33.43 → 0:01:01
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_112_M_112 (sim)Verify → Failed
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_80_M_80 (sim)Simulate performance 10.41 → 5.99
ThermofluidStreamThermofluidStream.Examples.VaporCycle (sim)Simulate performance 40.66 → 0:01:14
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Condenser (sim)Simulate performance 10.35 → 20.24
ThermofluidStreamThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Compile performance 27.84 → 48.51