OpenModelica v1.26-fmi from 2026-08-15 13:10:17 to 2026-08-22 14:45:56

Summary

OMC Commits0
Libraries Changed9
Number of Improvements3
Number of Regressions9
Number of Performance Improvements7
Number of Performance Regressions0

OpenModelica Changes

CommitDateAuthorSummary

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
921bba42026-08-21 15:55:55 +0200Martin SjölundWorkaround for older Buildings versions (#321)
c963e042026-08-21 15:43:26 +0200Adrian PopRecord the machine that produced each library's results (#320)

Library Changes

LibraryChange
Buildings_11From version 11.1.2-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/266c975c250742658e867a8187ae52786cf1faee.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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 11.1.2-maint.11.x (https://github.com/lbl-srg/modelica-buildings/archive/266c975c250742658e867a8187ae52786cf1faee.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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
Buildings_12From version 12.1.2-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/4e96182ec2ce24ea97d8d5b345603ad26760fe60.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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 12.1.2-maint.12.x (https://github.com/lbl-srg/modelica-buildings/archive/4e96182ec2ce24ea97d8d5b345603ad26760fe60.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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
Buildings_latestFrom version 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/e2e34db8e537c893cbecd33f295b85d55d3004e1.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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 14.0.0-master (https://github.com/lbl-srg/modelica-buildings/archive/eccb40b3974bb10eef120c5670a6454e43ca36e3.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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
Chemical_masterFrom version 2.0.1-master (33474b4f04f7767fd5a40c4880200d44e32a884b) 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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 2.0.1-master (33474b4f04f7767fd5a40c4880200d44e32a884b) 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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
Modelica_4.0.0From version 4.0.0+maint.om (96032134c36668898e1693e69bd9f81aa38de3dd) 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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 4.0.0+maint.om (96032134c36668898e1693e69bd9f81aa38de3dd) 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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
OpenIPSL_2.0.0From version 2.0.0 (https://github.com/OpenIPSL/OpenIPSL/archive/052ec37cdfd40e6e5506ec146d98afd40fe2792f.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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 2.0.0 (https://github.com/OpenIPSL/OpenIPSL/archive/052ec37cdfd40e6e5506ec146d98afd40fe2792f.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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
ScalableTestGrids_nooptFrom version 1.2.0 (https://github.com/PowerGrids/ScalableTestGrids/archive/f18d08e87f948a85992343913e1adfd7d24cad95.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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 1.2.0 (https://github.com/PowerGrids/ScalableTestGrids/archive/f18d08e87f948a85992343913e1adfd7d24cad95.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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
ScalableTestSuiteFrom version 2.2.0-master (ce9eedecd9f6c487d11cfc2ed9724e75c0229323) 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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 2.2.0-master (ce9eedecd9f6c487d11cfc2ed9724e75c0229323) 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.post167-g2940ef1-linux info: 1 warnings info: 0 errors
ScalableTestSuite_nooptFrom version 2.2.0-master (ce9eedecd9f6c487d11cfc2ed9724e75c0229323) 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.post163-g0dab0bc-linux info: 1 warnings info: 0 errors to 2.2.0-master (ce9eedecd9f6c487d11cfc2ed9724e75c0229323) 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.post167-g2940ef1-linux info: 1 warnings info: 0 errors

Models Affected

Buildings_11Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationPulse (sim)Simulate → Compile
Buildings_11Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection (sim)Simulate performance 0:06:41 → 1.35
Buildings_12Buildings.Examples.DualFanDualDuct.ClosedLoop (sim)Failed → Compile
Buildings_12Buildings.Examples.ScalableBenchmarks.BuildingVAV.Examples.TwoFloor_TwoZone (sim)Compile → Failed
Buildings_12Buildings.Examples.VAVReheat.ASHRAE2006 (sim)Compile → Failed
Buildings_12Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationPulse (sim)Simulate → Compile
Buildings_latestBuildings.Examples.ScalableBenchmarks.BuildingVAV.Examples.TwoFloor_TwoZone (sim)Failed → Compile
Buildings_latestBuildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.EvaporationPulse (sim)Simulate → Compile
Chemical_masterChemical.Obsolete.Examples.Hemoglobin.Joels57 (sim)Compile performance 0:01:48 → 57.86
Modelica_4.0.0Modelica.Electrical.Spice3.Examples.Spice3BenchmarkFourBitBinaryAdder (sim)Compile → Failed
OpenIPSL_2.0.0OpenIPSL.Examples.DAEMode.N44_Base_Case_Systems.Nordic44_Base_Case_StateEvents (sim)Compile → Failed
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapEv___N_4_M_4 (sim)
ScalableTestGrids_nooptScalableTestGrids.Models.Type2.Type2_tapNoEv_N_4_M_4 (sim)
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_28_M_28 (sim)Compile → Failed
ScalableTestSuiteScalableTestSuite.Elementary.Tables.ScaledExperiments.CombiTimeTable_N_8000 (sim)Failed → Verify
ScalableTestSuiteScalableTestSuite.Thermal.Advection.ScaledExperiments.AdvectionReaction_N_1600 (sim)Simulate performance 0:01:05 → 38.06
ScalableTestSuiteScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_Modelica_N_1280 (sim)Compile performance 0:02:14 → 0:01:13
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaIndividual_N_80_M_80 (sim)
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_28_M_28 (sim)Compile performance 0:03:33 → 0:02:01
ScalableTestSuite_nooptScalableTestSuite.Elementary.Tables.ScaledExperiments.CombiTimeTable_N_8000 (sim)Verify → Failed
ScalableTestSuite_nooptScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillator_N_800 (sim)Simulate performance 12.60 → 6.94
ScalableTestSuite_nooptScalableTestSuite.Thermal.HeatConduction.ScaledExperiments.OneDHeatTransferTT_FD_N_1280 (sim)Simulate performance 17.21 → 7.22