OpenModelica master-fmi from 2026-07-07 05:36:25 to 2026-07-09 05:16:34

Summary

OMC Commits9
Libraries Changed8
Number of Improvements3
Number of Regressions13
Number of Performance Improvements8
Number of Performance Regressions4

OpenModelica Changes

CommitDateAuthorSummary
cc5021272c2026-07-08 18:05:15 +0200AndreasFix CMake build on Alpine/musl (#16015)
82e94572d52026-07-08 17:14:13 +0200linuslangenkamp[GBODE] refactor error estimates and add two-step error support (#16002)
2f90b79fb22026-07-08 11:27:58 +0200Martin SjölundFix the bouncing ball example (#16013)
94aa602e8a2026-07-07 21:35:05 +0200Martin SjölundAdd getModelFigures API + figures in web simulator (#16012)
15b54d3ae92026-07-07 20:40:27 +0200Martin Sjölundweb: interactive simulation widget for the wasm-jit target (#16006)
778cefd91e2026-07-07 18:12:37 +0200AndreasNew Docker images (#15957)
433ddad7112026-07-07 17:29:10 +0200Martin Sjölundwasm-jit: hysteretic zero-crossings + event iteration (fix Zeno fall-through) (#16009)
8d2e305f8d2026-07-07 13:04:26 +0200linuslangenkamp[C] speed up DAG variable lookup (#16007)
730807c6892026-07-07 08:47:46 +0200Martin SjölundOMEdit wasm: HTML splash screen with determinate library progress (#16005)

3rdParty changes

Note that the 3rdParty libraries changed: 3bbcfa4a76ea..1d558c033457

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
6697fc02026-07-06 18:25:17 +0200linuslangenkamp[GBODE] set Radau IIA 3-stage, remove embedded error estimate (#288)
d357aff2026-06-12 13:26:07 +0200AndreasFix OMSimulator submodule update when directory layout changes (#287)

Library Changes

LibraryChange
AixLibFrom version 3.0.1 (https://github.com/RWTH-EBC/AixLib/archive/e5df9a8da27833ee391c2f7a0adbcd80278f47d2.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.post142-gf531e02-linux-debug info: 1 warnings info: 0 errors to 3.0.1 (https://github.com/RWTH-EBC/AixLib/archive/e5df9a8da27833ee391c2f7a0adbcd80278f47d2.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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors
BuildSysProFrom version 3.7.0 (https://github.com/EDF-TREE/BuildSysPro/archive/7e8198a827d69e7127828bb09b07262ebcb621c9.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.post142-gf531e02-linux-debug info: 1 warnings info: 0 errors to 3.7.0 (https://github.com/EDF-TREE/BuildSysPro/archive/7e8198a827d69e7127828bb09b07262ebcb621c9.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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors
Buildings_11From version 11.1.2-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/df423074e48835df648a03866d9e703d4569114a.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.post142-gf531e02-linux-debug info: 1 warnings info: 0 errors to 11.1.2-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/df423074e48835df648a03866d9e703d4569114a.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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors
Buildings_12From version 12.1.2-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/f04caa0b1ad7c9fb60746762ad73a96b9e67904a.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.post142-gf531e02-linux-debug info: 1 warnings info: 0 errors to 12.1.2-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/f04caa0b1ad7c9fb60746762ad73a96b9e67904a.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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors
Buildings_latestFrom version 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/0192839096eb88d9d260b9390bff8efa3bca02b5.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.post142-gf531e02-linux-debug info: 1 warnings info: 0 errors to 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/0192839096eb88d9d260b9390bff8efa3bca02b5.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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors
IDEAS_devFrom version 4.0.0-master (d5b721625ce5fc66ac53ed999921cfa598539e2a) 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.post142-gf531e02-linux-debug info: 1 warnings info: 0 errors to 4.0.0-master (d5b721625ce5fc66ac53ed999921cfa598539e2a) 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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors
SOFCPoliMiFrom version 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.post142-gf531e02-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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors
ThermofluidStream_devFrom version 1.3.0-main (169e6af3c9b53834cdb942e3dc9dc3a5b8ff60fd) 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.post142-gf531e02-linux-debug info: 1 warnings info: 0 errors to 1.3.0-main (6115f1350febbe082f25084b41740aa97660be82) 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.post146-gae33185-linux-debug info: 1 warnings info: 0 errors

Models Affected

AixLibAixLib.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 29.33 → 9.94
AixLibAixLib.ThermalZones.HighOrder.Examples.OFD_1Jan (sim)SimCode performance 0:01:35 → 55.22
BuildSysProBuildSysPro.Building.Examples.ValidationDMvsSM (sim)Compile → Simulate
BuildSysProBuildSysPro.IBPSA.Fluid.Geothermal.Borefields.Examples.Borefields (sim)
BuildSysProBuildSysPro.IBPSA.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)
Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:07:02 → 1.45
Buildings_12Buildings.Air.Systems.SingleZone.VAV.Examples.ChillerDXHeatingEconomizer (sim)SimCode performance 6.19 → 12.70
Buildings_12Buildings.Air.Systems.SingleZone.VAV.Examples.Guideline36 (sim)SimCode performance 6.14 → 15.98
Buildings_12Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:07:02 → 1.42
Buildings_latestBuildings.Fluid.Geothermal.Borefields.BaseClasses.Boreholes.Examples.BoreholeDynamics (sim)Verify → Failed
Buildings_latestBuildings.Fluid.Geothermal.Borefields.Examples.Borefields (sim)Simulate → Failed
IDEAS_devIDEAS.Fluid.Geothermal.Borefields.Validation.ConstantHeatInjection_100Boreholes (sim)SimCode performance 21.09 → 11.41
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkCammarataIndex1 (sim)SimCode performance 53.65 → 25.50
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkLinConcLosses (sim)SimCode performance 17.15 → 29.43
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkLinConcLossesHigherCurrent (sim)SimCode performance 0:01:15 → 28.87
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkNonLinConcLosses (sim)Failed → Compile
SOFCPoliMiSOFCPoliMi.Tests.BenchmarkNonLinConcLossesHigherPorosity (sim)SimCode performance 0:01:14 → 22.57
ScalableTestSuite_nooptScalableTestSuite.Elementary.WhenEvents.ScaledExperiments.ManyEvents_N_8000_M_10 (sim)SimCode performance 0:01:08 → 0:02:05
ThermofluidStream_devThermofluidStream.Examples.HeatPump (sim)Compile → Failed
ThermofluidStream_devThermofluidStream.Examples.ReverseHeatPump (sim)Compile → Verify
ThermofluidStream_devThermofluidStream.Examples.VaporCycle (sim)Verify → Failed
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Condenser (sim)Verify → Failed
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Evaporator (sim)Simulate → Failed
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.FlowRes (sim)Simulate → Failed
ThermofluidStream_devThermofluidStream.HeatExchangers.Tests.Recuperator (sim)Verify → Failed
ThermofluidStream_devThermofluidStream.Media.Tests.TestXRGMedia (sim)Compile → Failed
ThermofluidStream_devThermofluidStream.Media.additionalMedia.Incompressible.Tests.TestLiqLoopDowcal100 (sim)Simulate → Failed
ThermofluidStream_devThermofluidStream.Media.additionalMedia.Incompressible.Tests.TestLiqLoopJP8 (sim)Simulate → Failed
ThermofluidStream_devThermofluidStream.Media.additionalMedia.SingleGasAndIncompressible.Tests.TestLiqLoopJP8DryAir (sim)Simulate → Failed
ThermofluidStream_devThermofluidStream.Undirected.HeatExchangers.Tests.TestDiscretizedHEXvsDir (sim)Verify → Failed