AES test using OpenModelica

Total Frontend Backend SimCode Templates Compilation Simulation Verification
163 154 147 147 146 146 140 0

Test started: 2026-06-13 19:28:48
Total time taken: 0:26:39
System info: AMD Ryzen 9 9950X3D 16-Core Processor, 124 GB RAM, Ubuntu 24.04.4 LTS

OpenModelica Version: OMCompiler v1.26.9

FMI tool: b'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"<U+000A>}_\'; expected end of input\nOMSimulator v3.0.0.post141-gcc6814d-linux-debug\ninfo: 1 warnings\ninfo: 0 errors'

FMI version: 2.0

OpenModelicaLibraryTesting Changes
CommitDateAuthorSummary
d357aff2026-06-12 13:26:07 +0200AndreasFix OMSimulator submodule update when directory layout changes (#287)

Tested Library: AES main (a9ed19c0e27bb9214261b23327830e4f9e219dd7) 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"<U+000A>}_'; expected end of input OMSimulator v3.0.0.post141-gcc6814d-linux-debug info: 1 warnings info: 0 errors

{
 "path": "Modelica/AES",
 "sha": "a9ed19c0e27bb9214261b23327830e4f9e219dd7",
 "support": "support",
 "uses": {
  "Modelica": "4.0.0"
 },
 "version": "main",
 "zipfile": "https://github.com/looms-polimi/Automation_of_Energy_Systems/archive/a9ed19c0e27bb9214261b23327830e4f9e219dd7.zip"
}

BuildModel time limit: 660s
Simulation time limit: 50s
Default tolerance: 1e-06
Default number of intervals: 2500
Optimization level: Tool default

Flags:
setCommandLineOptions("-d=nogen");
setCommandLineOptions("-d=initialization");
setCommandLineOptions("-d=backenddaeinfo");
setCommandLineOptions("-d=discreteinfo");
setCommandLineOptions("-d=stateselection");
setCommandLineOptions("-d=execstat");
setMatchingAlgorithm("PFPlusExt");
setIndexReductionMethod("dynamicStateSelection");
setCommandLineOptions("--allowNonStandardModelica=illegalConditionalContext");
Config:
{
 "extraCustomCommands": [
  "setCommandLineOptions(\"--allowNonStandardModelica=illegalConditionalContext\");"
 ],
 "library": "AES",
 "libraryVersion": "main",
 "libraryVersionNameForTests": ""
}

Links are provided if getErrorString() or the simulation generates output. The links are coded with red if there were errors, yellow if there were warnings, and normal links if there are only notifications.

ModelVerifiedSimulateTotal buildModelParsingFrontendBackendSimCodeTemplatesCompileTotal Execution
AES.ControlBlocks.AnalogueControllers.PI_awfb_full 0.000.121.250.110.010.000.000.001.99
AES.ControlBlocks.DigitalControllers.PI_awfb_full 0.000.111.300.100.010.000.000.002.07
AES.Coursework.ElecSys_case_studies.Primary_secondary_tertiary (sim) 0.087.791.220.100.020.010.197.489.69
AES.Coursework.ElecSys_case_studies.foo (sim) 0.067.751.200.250.010.000.027.479.62
AES.Coursework.ElecSys_generator_models.BoilerFollows (sim) 0.056.811.290.110.010.010.026.658.79
AES.Coursework.ElecSys_generator_models.SlidingPressure (sim) 0.036.731.210.270.010.000.026.438.59
AES.Coursework.ElecSys_generator_models.TurbineFollows (sim) 0.046.811.280.110.010.010.026.658.77
AES.Coursework.ElecSys_power_frequency_control.BO_rigid_Islanded_generator (sim) 0.036.401.280.100.010.000.016.288.33
AES.Coursework.ElecSys_power_frequency_control.BO_rigid_two_generators_PriSec (sim) 0.036.521.250.100.010.010.026.398.40
AES.Coursework.ElecSys_power_frequency_control.PA_islanded_generator_loadDroop (sim) 0.128.011.240.100.030.180.037.679.98
AES.Coursework.ElecSys_power_frequency_control.PA_two_generators_loadDroop (sim) 0.087.921.250.090.030.170.027.609.86
AES.Coursework.Modelling_principles.M1_TimeDomain (sim) 0.506.371.260.100.010.000.016.258.75
AES.Coursework.Modelling_principles.M2_PhasorDomain (sim) 0.146.401.260.100.010.000.026.278.43
AES.Coursework.OOM_Intro.HelloWorld (sim) 0.046.311.310.090.000.000.016.208.29
AES.Coursework.OOM_Intro.HelloWorld_inverse (sim) 0.036.361.280.100.000.000.016.248.31
AES.Coursework.ThermSys_Generation.HP_heater_DaisyChain_case_001 (sim) 0.0710.391.260.110.390.230.129.5412.33
AES.Coursework.ThermSys_Generation.HP_test_case_003 (sim) 0.199.691.200.300.140.040.268.9511.70
AES.Coursework.ThermSys_Generation.Hcentral_control_case_001 (sim) 0.2511.731.260.120.750.060.3410.4613.87
AES.Coursework.ThermSys_Generation.Hcentral_control_case_002 (sim) 4.008.961.240.110.330.030.078.4114.85
AES.Coursework.ThermSys_Generation.Heater_control_case_003 (sim) 0.067.731.240.100.250.030.067.299.65
AES.Coursework.ThermSys_Generation.Heater_control_case_004 (sim) 0.067.761.200.110.270.030.077.299.65
AES.Coursework.ThermSys_Transport.HE_simple_case_001 (sim) 0.036.211.200.090.010.000.026.098.04
AES.Coursework.ThermSys_Transport.Stratified_storage_tank_case_001 (sim) 0.136.791.270.110.030.190.036.448.85
AES.Coursework.ThermSys_Transport.Stratified_storage_tank_case_002 (sim) 0.177.071.280.110.230.020.036.689.17
AES.Coursework.ThermSys_Transport.Stratified_storage_tank_case_003 (sim) 0.136.771.270.100.030.180.026.448.79
AES.Coursework.ThermSys_case_studies.HVAC_floor.CL_01 (sim) 0.046.531.230.260.010.010.026.248.45
AES.Coursework.ThermSys_case_studies.HVAC_floor.CL_02_variable_SP_Tair (sim) 0.046.591.290.250.010.010.026.308.56
AES.Coursework.ThermSys_case_studies.HVAC_floor.CL_03_02_plus_floor_SP_change (sim) 0.046.581.250.100.160.010.026.308.50
AES.Coursework.ThermSys_case_studies.HVAC_floor.OL (sim) 3.456.311.290.100.010.000.016.1911.73
AES.Coursework.ThermSys_case_studies.HVAC_floor.OL_steps (sim) 3.416.331.310.090.010.000.016.2111.70
AES.Coursework.ThermSys_case_studies.HVAC_simple.AHU_control_case_001 (sim) 0.338.961.260.100.330.030.068.4411.18
AES.Coursework.ThermSys_case_studies.HVAC_simple.AHU_control_case_002 (sim) 0.389.251.260.110.350.030.078.7011.53
AES.Coursework.ThermSys_case_studies.HVAC_simple.AHU_control_case_003 (sim) 0.429.351.250.110.360.040.078.7811.63
AES.Coursework.ThermSys_case_studies.Heat_network.HC_SS_case_001 0.000.341.250.110.230.000.000.002.22
AES.Coursework.ThermSys_case_studies.Heat_network.HC_case_001 (sim) 0.078.821.260.120.360.040.298.0210.75
AES.Coursework.ThermSys_case_studies.Heat_network.HN_heating_station_control (sim) 3.959.191.240.120.320.030.088.6315.07
AES.Coursework.ThermSys_case_studies.Heat_network.HNcontrol_HC_SS_case_001 (sim) 0.2812.301.230.320.530.070.3910.9914.45
AES.Coursework.ThermSys_case_studies.Heat_network.HNcontrol_HC_SS_case_002 (sim) 0.2012.441.260.350.560.070.4111.0514.53
AES.Coursework.ThermSys_case_studies.Heat_network.Loop_T_control (sim) 0.218.871.240.120.390.250.128.0010.95
AES.Coursework.ThermSys_component_models.Containment_elements (sim) 0.076.961.260.090.010.010.186.678.91
AES.Coursework.ThermSys_component_models.Controlled_AHU_case_001 (sim) 0.218.361.250.100.240.020.037.9710.40
AES.Coursework.ThermSys_component_models.Controlled_AHU_case_002 (sim) 0.228.371.200.100.230.020.047.9810.41
AES.Coursework.ThermSys_component_models.Controlled_heater_case_001 (sim) 0.109.001.260.110.370.050.318.1611.00
AES.Coursework.ThermSys_component_models.Controlled_heater_case_002 (sim) 0.047.301.270.110.250.010.056.889.23
AES.Coursework.ThermSys_component_models.Controlled_heater_case_003_ideal (sim) 0.067.811.300.110.260.020.067.369.81
AES.Coursework.ThermSys_component_models.Controlled_heater_case_003_lim (sim) 0.067.811.240.100.250.020.067.389.71
AES.Coursework.ThermSys_component_models.HeatExchanger_1vol_case_001 (sim) 0.036.671.270.120.010.000.206.348.57
AES.Coursework.ThermSys_component_models.HeatExchanger_1vol_case_002 (sim) 0.036.421.280.100.010.000.026.298.39
AES.Coursework.ThermSys_component_models.HeatExchanger_1vol_case_003 (sim) 0.037.581.240.130.220.010.027.209.50
AES.Coursework.ThermSys_component_models.HeatPump_case_001 (sim) 0.056.411.240.090.000.000.016.318.34
AES.Coursework.ThermSys_component_models.HeatPump_case_001a (sim) 0.077.491.230.100.170.000.027.209.41
AES.Coursework.ThermSys_component_models.HeatPump_case_002 (sim) 0.229.951.290.340.180.250.119.0612.09
AES.Coursework.ThermSys_component_models.Heater_power_vs_wTin.heater_wT (sim) 0.047.111.250.130.220.010.036.729.02
AES.Coursework.ThermSys_component_models.Heater_power_vs_wTin.heater_wT_sweep_Tin (sim) 0.109.211.280.340.230.260.118.2711.24
AES.Coursework.ThermSys_component_models.Hydraulic_circuit (sim) 0.058.411.230.100.240.010.048.0110.31
AES.Coursework.ThermSys_component_models.Pumps_valve (sim) 0.038.021.260.120.220.010.037.649.92
AES.Coursework.ThermSys_control_problems.Dynamic_daisy_chain.Two_actuators_large_slow_and_small_fast (sim) 0.088.061.290.100.030.190.037.7110.07
AES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_001 (sim) 0.047.941.240.100.040.200.037.579.88
AES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_001a_DT_LargeScale 0.0059.511.252.7427.6616.5412.570.0068.60
AES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_002 (sim) 0.068.441.220.110.290.020.037.9910.33
AES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_003 (sim) 0.058.351.280.110.280.020.037.9210.35
AES.Coursework.ThermSys_control_problems.Flow_pressure_control_liquids.Valve_linearisation_case_004_LTI (sim) 0.067.261.300.100.010.000.027.139.26
AES.Coursework.ThermSys_control_problems.Keep_limits_and_overrides.Keep_below_limit (sim) 0.047.251.290.110.010.000.027.119.23
AES.Coursework.ThermSys_control_problems.Keep_limits_and_overrides.Keep_within_two_limits (sim) 0.047.501.280.110.020.160.027.209.47
AES.Coursework.ThermSys_control_problems.Keep_limits_and_overrides.Override_control (sim) 0.097.751.290.120.220.010.027.379.76
AES.Coursework.ThermSys_control_problems.Storage_management.Storage_tank_01_load_unload (sim) 0.136.951.280.110.030.180.026.608.96
AES.Coursework.ThermSys_control_problems.Temperature_control_pipes.Tcontrol_pipes_sensor_dynamics_01_gen (sim) 0.047.271.240.110.230.020.036.899.19
AES.Coursework.ThermSys_control_problems.Temperature_control_pipes.Tcontrol_pipes_sensor_dynamics_02_PI (sim) 0.047.871.250.100.020.010.207.559.76
AES.Coursework.ThermSys_control_problems.Temperature_flow_control.Temperature_flow_control_01_open_loop (sim) 0.047.311.230.120.220.010.036.929.19
AES.Coursework.ThermSys_control_problems.Thermal_control_actuator_split.Actuator_split_cascadeLoops (sim) 0.056.861.230.090.010.010.196.558.77
AES.Coursework.ThermSys_control_problems.Thermal_control_actuator_split.Actuator_split_equalising (sim) 0.046.771.230.100.170.010.026.488.65
AES.Coursework.ThermSys_control_problems.Thermal_control_central_local_sources.Tcontrol_central_local_01_CenFirst (sim) 0.096.871.240.110.020.010.206.548.83
AES.Coursework.ThermSys_control_problems.Thermal_control_central_local_sources.Tcontrol_central_local_02_LocFirst (sim) 0.086.761.280.110.020.010.216.428.74
AES.Coursework.ThermSys_control_problems.Thermal_zones_control.Thermal_zones_case_01 (sim) 0.106.831.270.100.010.010.026.698.83
AES.Coursework.ThermSys_control_problems.Thermal_zones_control.Thermal_zones_case_01_openLoop (sim) 0.066.471.260.100.010.000.026.358.43
AES.Coursework.Tuning_brushup.Exploiting_2dof (sim) 0.037.031.210.100.020.010.026.888.90
AES.Coursework.Tuning_brushup.IMC_scheme_1dof (sim) 0.046.881.270.110.020.160.026.588.81
AES.Coursework.Tuning_brushup.IMC_scheme_2dof (sim) 0.036.941.260.100.020.010.186.648.84
AES.Coursework.Tuning_brushup.MSL_electrical_thermal_OpenLoop (sim) 0.076.421.260.090.010.000.016.308.37
AES.Coursework.Tuning_brushup.MSL_electrical_thermal_control (sim) 0.086.731.240.100.010.180.026.438.67
AES.Coursework.Tuning_brushup.MSL_loop_2dof_noise (sim) 0.057.061.290.130.210.010.036.699.03
AES.Coursework.Tuning_brushup.MSL_loop_SPtimeTable (sim) 0.036.901.270.090.010.160.026.618.82
AES.Coursework.Tuning_brushup.MSL_loop_base (sim) 0.036.691.260.100.010.000.026.568.61
AES.Coursework.Tuning_brushup.PI_loop_analogue_compare2 (sim) 0.047.951.230.100.020.010.207.629.82
AES.Coursework.Tuning_brushup.PI_loop_analogue_digital (sim) 0.047.891.220.090.020.010.197.599.78
AES.Coursework.Tuning_brushup.Two_PIs_tracking (sim) 0.046.721.290.250.010.010.026.438.68
AES.Coursework.Typical_actuation_schemes.DaisyChain (sim) 0.036.431.260.100.010.000.026.308.37
AES.Coursework.Typical_actuation_schemes.SplitRange_standard (sim) 0.036.441.240.100.010.000.026.318.35
AES.Coursework.Typical_actuation_schemes.TimeDivisionOutput (sim) 0.067.521.270.260.010.010.027.239.48
AES.Coursework.Typical_control_structures.Cascade_basic (sim) 0.046.601.220.090.010.000.026.488.48
AES.Coursework.Typical_control_structures.Cascade_with_locks (sim) 0.046.531.240.100.010.000.016.418.42
AES.Coursework.Typical_control_structures.Cascade_with_locks_and_tracking (sim) 2.306.541.250.090.010.010.026.4210.71
AES.Coursework.Typical_control_structures.Decoupling (sim) 0.046.961.230.100.020.010.206.638.87
AES.Coursework.Typical_control_structures.FF_compensation (sim) 0.036.501.250.100.010.000.026.378.39
AES.Coursework.Typical_control_structures.FF_compensation_simple_lead_lag (sim) 0.046.921.260.100.010.010.026.788.85
AES.Coursework.Typical_control_structures.FF_compensation_with_delay (sim) 0.036.951.250.100.010.010.176.658.84
AES.Coursework.Typical_control_structures.Hi_gain_linearising (sim) 0.037.591.200.100.010.160.027.309.44
AES.Coursework.Typical_control_structures.Smith_predictor (sim) 0.036.911.230.100.020.010.186.618.77
AES.Devel_test_models.Keep_within_two_limits_actuators (sim) 0.056.661.220.250.010.010.026.378.57
AES.Devel_test_models.Test_AHU_001 (sim) 0.238.341.270.100.250.020.037.9410.45
AES.Devel_test_models.Test_FOPDT (sim) 0.036.311.210.100.010.000.016.198.12
AES.Devel_test_models.Test_HC_001 (sim) 0.079.081.220.100.350.040.328.2610.99
AES.Devel_test_models.Test_HE_LiquidLiquid_001 (sim) 0.036.791.220.120.010.000.196.478.65
AES.Devel_test_models.Test_HP_001 (sim) 0.056.381.230.100.010.000.016.278.27
AES.Devel_test_models.Test_HP_001a (sim) 0.037.271.250.090.010.000.017.159.15
AES.Devel_test_models.Test_HP_002 (sim) 0.669.801.250.320.140.040.299.0112.33
AES.Devel_test_models.Test_HSrecycle_001 (sim) 0.109.311.370.120.390.040.098.6811.43
AES.Devel_test_models.Test_SOPDT_overdamped (sim) 0.036.671.260.100.010.010.026.548.57
AES.Devel_test_models.Test_SR01 (sim) 0.036.221.360.110.000.000.016.098.28
AES.Devel_test_models.Test_TITO_rational_zeroInit (sim) 0.036.651.230.100.010.010.026.528.51
AES.Devel_test_models.Test_air_circ_001 (sim) 0.177.971.330.110.250.010.037.5810.14
AES.Devel_test_models.Test_air_circ_002 (sim) 0.258.341.350.100.280.020.047.9110.59
AES.Devel_test_models.Test_air_circ_003 (sim) 0.198.121.260.100.260.010.037.7210.21
AES.Devel_test_models.Test_air_circ_004 (sim) 0.038.101.250.100.250.010.037.709.99
AES.Devel_test_models.Test_analogue_PI_awfb_full (sim) 0.046.421.230.090.010.000.016.308.30
AES.Devel_test_models.Test_analogue_TITOdecoupler_zeroInit (sim) 0.037.291.260.100.020.190.036.959.18
AES.Devel_test_models.Test_cascade_01 (sim) 1.238.531.230.100.250.020.068.1011.64
AES.Devel_test_models.Test_cascade_01.Plant 0.000.111.250.110.000.000.000.002.00
AES.Devel_test_models.Test_centrifugal_pump_001 (sim) 0.077.301.250.100.010.000.017.189.26
AES.Devel_test_models.Test_digital_PI_awfb_full (sim) 0.056.501.230.100.010.000.026.378.38
AES.Devel_test_models.Test_expansion_vessel_isoT_001 (sim) 0.248.311.320.120.280.020.047.8510.50
AES.Devel_test_models.Test_header_001 (sim) 0.066.221.320.100.010.000.026.098.28
AES.Devel_test_models.Test_header_002 (sim) 0.066.241.270.100.010.000.016.118.19
AES.Devel_test_models.Test_islanding_001 (sim) 0.188.271.220.100.270.010.037.8510.27
AES.Devel_test_models.Test_liquid_circuit_001 (sim) 0.138.051.290.120.030.010.217.6710.12
AES.Devel_test_models.Test_liquid_circuit_002 (sim) 0.218.411.300.100.250.020.048.0010.55
AES.Devel_test_models.Test_liquid_circuit_003 (sim) 0.207.341.310.100.220.020.046.979.50
AES.Devel_test_models.Test_liquid_circuit_004 (sim) 0.337.841.280.100.260.020.057.4010.07
AES.Devel_test_models.Test_liquid_circuit_005 (sim) 0.358.791.280.100.270.030.068.3311.05
AES.Devel_test_models.Test_liquid_circuit_006 (sim) 0.127.961.270.100.030.010.207.629.96
AES.Devel_test_models.Test_liquid_circuit_007_net01 (sim) 8.1723.811.270.421.840.590.6520.3233.91
AES.Devel_test_models.Test_liquid_circuit_008_net02 (sim) 9.0323.721.280.472.040.550.6620.0034.71
AES.Devel_test_models.Test_liquid_circuit_009_net03 (sim) 1.8123.741.290.501.930.510.6420.1727.50
AES.Devel_test_models.Test_liquid_mixing_streams (sim) 0.036.651.210.110.010.000.186.358.48
AES.Devel_test_models.Test_multilayer_walls_001 (sim) 0.076.771.330.090.010.010.196.478.78
AES.Devel_test_models.Test_stank_001 (sim) 0.066.411.200.100.010.000.016.288.29
AES.Devel_test_models.Test_stank_002 (sim) 0.126.921.240.100.030.190.026.568.89
AES.Devel_test_models.Test_substation_001 0.000.441.310.370.070.000.000.002.41
AES.Devel_test_models.Test_twin_pipes_001 (sim) 1.5512.661.270.330.790.100.4211.0116.13
AES.Devel_test_models.Test_twin_pipes_002 (sim) 0.6210.331.220.130.350.260.129.4712.82
AES.Devel_test_models.Test_twin_pipes_003 (sim) 5.6222.421.320.472.010.460.7918.6830.02
AES.Devel_test_models.dz (sim) 0.036.441.200.090.010.000.016.328.31
AES.Devel_test_models.dz2 (sim) 0.046.371.240.090.010.000.016.268.27
AES.ProcessBlocks.FOPDT (sim) 0.036.331.270.100.000.000.016.218.25
AES.ProcessBlocks.SOPDT_overdamped (sim) 0.036.401.290.110.010.000.016.278.33
AES.ProcessBlocks.TITO_rational_zeroInit (sim) 0.036.561.280.100.010.010.026.438.50
AES.ProcessComponents.Electric.Generators_PAport.Generator_1stOrder_prescribed_P (sim) 0.037.811.280.100.010.000.027.679.72
AES.ProcessComponents.Electric.Generators_PAport.Generator_order0_fixed_P (sim) 0.037.581.260.090.010.000.017.469.47
AES.ProcessComponents.Electric.Generators_PAport.Generator_order0_prescribed_P (sim) 0.037.531.240.100.010.000.027.409.41
AES.ProcessComponents.Thermal.Air.MAvolume (sim) 0.037.931.290.100.020.010.027.799.84
AES.ProcessComponents.Thermal.Air.damper_linear 0.000.121.230.110.010.000.000.001.95
AES.ProcessComponents.Thermal.DistrictHeating.TwinPipeSubstation 0.000.111.280.110.000.000.000.002.04
AES.ProcessComponents.Thermal.DistrictHeating.TwinPipeSubstation_PriValve 0.000.121.290.120.000.000.000.002.05
AES.ProcessComponents.Thermal.HVAC.ControlledLiquidHeater_ideal 0.000.111.260.110.000.000.000.002.00
AES.ProcessComponents.Thermal.HVAC.ControlledLiquidHeater_lim 0.000.111.280.110.000.000.000.002.04
AES.ProcessComponents.Thermal.HVAC.StratifiedTank_2zones 0.000.111.280.110.000.000.000.002.04
AES.ProcessComponents.Thermal.Liquid.Convection_VecVec 0.000.111.270.100.010.000.000.002.03
AES.ProcessComponents.Thermal.Liquid.ExpansionVessel_isoT 0.000.111.280.110.000.000.000.002.03
AES.ProcessComponents.Thermal.Liquid.HE_LiquidLiquid_1vol 0.000.111.300.110.000.000.000.002.05
AES.ProcessComponents.Thermal.Liquid.LumpedPlanarWall (sim) 0.036.901.280.110.190.010.026.588.84
AES.ProcessComponents.Thermal.Liquid.Tube 0.000.321.290.130.190.000.000.002.28
AES.ProcessComponents.Thermal.Liquid.TubeStream 0.000.111.260.110.000.000.000.001.99
AES.ProcessComponents.Thermal.Liquid.TubeWall (sim) 0.036.881.310.100.010.010.186.588.86