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The starting point cannot be evaluated #17

Description

@catevlog

If I try to use HyperNOMAD I have the following problem

caterina99@pc0425:/mnt/c/Users/calessi/Desktop/HyperNomad_linux/examples$ hypernomad.exe mnist_x0.txt

WARNING: hyperparameters explicitely set by name are superseded
by settings done using X0, LOWER_BOUND and UPPER_BOUND.

BLOCKS OF HYPERPARAMETERS
Each block has a head hyperparameters and possibly
several groups of associated hyperameters.

Convolutionnal layers {

Head of block NUM_CON_LAYERS -> x0=2, lb=0, ub=100, is VARIABLE
Multiple times associated hyperparameters: 2 groups
Group #0
NUM_OUTPUT_LAYERS -> x0=6, lb=1, ub=1000, is VARIABLE
KERNELS -> x0=5, lb=1, ub=20, is FIXED
STRIDES -> x0=1, lb=1, ub=3, is VARIABLE
PADDINGS -> x0=0, lb=0, ub=2, is VARIABLE
POOLING_SIZE -> x0=1, lb=1, ub=5, is VARIABLE
Group #1
NUM_OUTPUT_LAYERS -> x0=16, lb=1, ub=1000, is VARIABLE
KERNELS -> x0=5, lb=1, ub=20, is FIXED
STRIDES -> x0=1, lb=1, ub=3, is VARIABLE
PADDINGS -> x0=0, lb=0, ub=2, is VARIABLE
POOLING_SIZE -> x0=1, lb=1, ub=5, is VARIABLE
}

Full layers {

Head of block NUM_FC_LAYERS -> x0=2, lb=0, ub=500, is VARIABLE
Multiple times associated hyperparameters: 2 groups
Group #0
SIZE_FC_LAYER -> x0=128, lb=1, ub=1000, is VARIABLE
Group #1
SIZE_FC_LAYER -> x0=84, lb=1, ub=1000, is VARIABLE
}

Batch size {

Head of block BATCH_SIZE -> x0=128, lb=1, ub=400, is VARIABLE
No associated hyperparameters
}

Optimizer {

Head of block OPTIMIZER_CHOICE -> x0=3, lb=1, ub=4, is VARIABLE
One time associated hyperparameters (always 1 group)
Group #0
OPT_PARAM_1 -> x0=0.1, lb=0, ub=1, is VARIABLE
OPT_PARAM_2 -> x0=0.9, lb=0, ub=1, is VARIABLE
OPT_PARAM_3 -> x0=0.0005, lb=0, ub=1, is VARIABLE
OPT_PARAM_4 -> x0=0, lb=0, ub=1, is VARIABLE
}

Dropout rate {

Head of block DROPOUT_RATE -> x0=0.2, lb=0, ub=0.95, is FIXED
No associated hyperparameters
}

Activation function {

Head of block ACTIVATION_FUNCTION -> x0=1, lb=1, ub=3, is VARIABLE
No associated hyperparameters
}

Warning: {
Model use is disabled for problem with categorical variables.
}
Warning: {
Setting granularity different than 0 is disabled for problem with categorical variables.
}
Warning: {
Default anisotropic mesh is disabled with categorical and binary variables.
}

HyperNomad - version 1.0

Using Nomad version 3.9.1 - www.gerad.ca/nomad

Nomad parameters {

    dimension            : n=22
    lower bounds         : (  NaN    1    1    1    0    1    1    1    1    0    1  NaN    1    1    1  NaN    0    0    0    0    0    1 )
    upper bounds         : (  NaN 1000   20    3    2    5 1000   20    3    2    5  NaN 1000 1000  400  NaN    1    1    1    1 0.95    3 )
    fixed variables      : (  NaN  NaN    5  NaN  NaN  NaN  NaN    5  NaN  NaN  NaN  NaN  NaN  NaN  NaN  NaN  NaN  NaN  NaN  NaN  0.2  NaN )
    blackbox input types : (   cat(C)   int(I)   int(I)   int(I)   int(I)   int(I)   int(I)   int(I)   int(I)   int(I)   int(I)   cat(C)   int(I)   int(I)   int(I)   cat(C)  cont(R)  cont(R)  cont(R)  cont(R)  cont(R)   int(I) )
    extended poll trigger: 10
    variable groups {
            group #0 {
                    indexes: { 14 }
                    directions {
                            n             : 1
                            types         : { [Ortho-MADS n+1 NEG] }
                            sec poll types: { }
                            int poll types: { }
                            seed          : 0
                    }
            }
            group #1 {
                    indexes: { 21 }
                    directions {
                            n             : 1
                            types         : { [Ortho-MADS n+1 NEG] }
                            sec poll types: { }
                            int poll types: { }
                            seed          : 0
                    }
            }
            group #2 {
                    indexes: { 12 13 }
                    directions {
                            n             : 2
                            types         : { [Ortho-MADS n+1 NEG] }
                            sec poll types: { }
                            int poll types: { }
                            seed          : 0
                    }
            }
            group #3 {
                    indexes: { 0 11 15 }
                    no directions (categorical variables)
            }
            group #4 {
                    indexes: { 16 17 18 19 }
                    directions {
                            n             : 4
                            types         : { [Ortho-MADS n+1 NEG] }
                            sec poll types: { }
                            int poll types: { }
                            seed          : 0
                    }
            }
            group #5 {
                    indexes: { 1 3 4 5 6 8 9 10 }
                    directions {
                            n             : 8
                            types         : { [Ortho-MADS n+1 NEG] }
                            sec poll types: { }
                            int poll types: { }
                            seed          : 0
                    }
            }
    }
    blackbox outputs (m=1) {
            #0          OBJ $python /mnt/c/Users/calessi/Desktop/HyperNomad_linux/src/blackbox/pytorch_bb.py MNIST $python /mnt/c/Users/calessi/Desktop/HyperNomad_linux/src/blackbox/pytorch_sgte.py MNIST
    }
    signature                       : standard
    has surrogate                   : yes
    sort trial points with surrogate: yes
    surrogate cost                  : none
    sort trial points randomly      : no
    add seed to output file names   : yes
    solution file                   : none
    history file                    : history.0.txt
    stats file                      : (stats.0.txt) BBE ( SOL ) OBJ
    cache file                      : none
    x0                              : (    2    6    5    1    0    1   16    5    1    0    1    2  128   84  128    3  0.1  0.9 0.0005    0  0.2    1 )
    directions                      : Ortho-MADS n+1 NEG
    gmesh (isotropic) {
            granularity      :  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0
            coarsening exponent    :   1
            refining exponent      :  -1
            initial mesh index     :   0
            initial mesh size      : (    1   10    1    1    1    1   10    1    1    1    1    1   10   10   10    1    1    1    1    1    1    1 )
            initial poll size      : (    1   50    5    5    5    5   50    5    5    5    5    1   50   50   50    1    1    1    1    1    1    5 )
    }
    snap to bounds                   : yes
    opportunistic evaluations        : yes
    use models (search and sort)     : no
    speculative search               : yes
    VNS search                       : no
    NelderMead (NM) search {
            max_trial_pts_nfactor: 80
            gamma (shrink):0.5
            delta_oc (outside contraction):0.5
            delta_ic (inside contraction):-0.5
            delta_e (expansion):2
            intensive: no
            opportunistic: no
            use_only_Y: no
            init_Y_best_von: no
            use_short_Y0: no
            include_factor: 8       }
    Latin-Hypercube (LH) search      : no
    cache search                     : no
    random seed / run id             : 0
    epsilon                          : 1e-13
    undefined string                 : NaN
    infinity string                  : inf
    display degrees {
            general  : full (3)
            search   : full (3)
            poll     : full (3)
            iterative: full (3)
    }
    display stats                : BBE ( SOL ) OBJ
    display all evaluations      : no
    point display limit          : no limit
    max number of blackbox eval. : 100
    max cache memory             : 2000 MB

}

MADS run {

    starting point evaluation {

            x0 eval point: (  2  6  5  1  0  1 16  5  1  0  1  2 128 84 128  3 0.1 0.9 0.0005  0 0.2  1 )

            list of points evaluation (x0 evaluation) {

                    submitted evaluation 1/1 {

                            point #0   (  2  6  5  1  0  1 16  5  1  0  1  2 128 84 128  3 0.1 0.9 0.0005  0 0.2  1 )
                            mesh indices   : (  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0 )

                            not in cache
                    }

sh: 1: python: not found

                    evaluation 1/1 {

                            point #0
                            x0 evaluation unsuccessful point #0: evaluation failed (you may need to check the source of the problem).
                    }

            } end of evaluations


            terminate MADS       : yes
            termination cause    : problem with starting point evaluation
            iteration status     : unsuccessful
            new feas. incumbent  : none
            new infeas. incumbent: none

    } end of starting point evaluation

} end of run (problem with starting point evaluation)

NOMAD final display {

    cache {
            number of cache points: 1
            size in memory        : 619 B
            cache file            : -
    }

    stats {
            MADS iterations                 : 0
            blackbox evaluations            : 1

            simulated blackbox evaluations  : 0
            evaluations                     : 1
            failed evaluations              : 1 (all evaluations failed)
            interrupted sequences of eval.  : 0
            cache hits                      : 0
            number of poll searches         : 0
            dyn. direction successes        : 0
            number of speculative searches  : 0
            number of user searches         : 0
            number of LH searches           : 0
            number of NM searches           : 0
            number of TM line searches      : 0
            number of cache searches        : 0
            number of VNS searches          : 0
            no model has been constructed
            wall-clock time                 : 0s
    }

    miscellaneous {
            mesh indices                             : min= ( 0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0 ), max = ( 0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0 ), last= (  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0 )
            best feasible solution                   : no feasible solution has been found
    }

}

The starting point cannot be evaluated. Please verify that the Pytorch script is available and runs correctly. The default setting for bbExe is $python /mnt/c/Users/calessi/Desktop/HyperNomad_linux/src/blackbox/pytorch_bb.py MNIST. Make sure it works correctly on its own.

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