Solver Run Detail

Options:

Arrive Late Bonus: 1
Leave Early Bonus: 1000
Day Off Bonus: 500
No Break Penalty: {0: 660, 60: 0, 240: 0, 300: 200, 330: 400, 360: 800, 420: 1600, 480: 3200, 540: 6400, 600: 12800, 660: 25600}
Pupil Preference Penalties: 100,201,403,807
Instructor Preference Penalties: 305,620,1290,2600
Complex Constraints:

Scheduler Output:

Solving with a time limit of 60 seconds of not improving the solution or a total time limit of 600 seconds
* #variable= 173 #constraint= 47 #product= 84 sizeproduct= 13
Penalty 0 for term "day off" (0 + 0)
Penalty 0 for term "instructor preference" (0 + 0)
Penalty -30000 for term "leave early" (-30000 + 0)
Penalty 0 for term "pupil preference" (0 + 0)
Penalty 0 for term "arrive late" (0 + 0)
Penalty 24000 for term "no break" (24000 + 0)
Total Penalty -6000 for term "no break" (-6000 + 0)

Optimizer Output:

c clasp version 3.1.0
c Reading from /tmp/tmpgpw37aav
c Solving...
o 45900
o 35970
o 0
o -6000
c Answer: 4
v x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12 x13 x14 x15 x16 -x17 x18 x19 x20
v x21 x22 x23 x24 -x25 x26 -x27 -x28 -x29 -x30 -x31 -x32 -x33 x34 -x35 -x36
v -x37 -x38 -x39 -x40 -x41 -x42 -x43 -x44 x45 -x46 -x47 -x48 -x49 -x50 -x51
v x52 -x53 -x54 x55 -x56 -x57 -x58 -x59 -x60 x61 -x62 -x63 -x64 -x65 -x66
v x67 -x68 -x69 -x70 x71 -x72 -x73 -x74 x75 -x76 -x77 -x78 -x79 -x80 -x81
v -x82 -x83 -x84 -x85 -x86 -x87 -x88 -x89 -x90 -x91 -x92 -x93 -x94 -x95 -x96
v -x97 -x98 x99 -x100 x101 -x102 -x103 -x104 x105 -x106 -x107 -x108 x109
v -x110 -x111 x112 -x113 -x114 -x115 -x116 -x117 -x118 -x119 -x120 -x121
v -x122 -x123 -x124 -x125 -x126 -x127 -x128 -x129 -x130 -x131 -x132 x133
v -x134 -x135 -x136 -x137 -x138 -x139 -x140 -x141 -x142 -x143 -x144 -x145
v x146 -x147 -x148 -x149 x150 -x151 -x152 -x153 -x154 -x155 -x156 -x157 x158
v -x159 -x160 -x161 -x162 x163 -x164 -x165 x166 -x167 -x168 -x169 -x170 -x171
v -x172 x173
s OPTIMUM FOUND
c
c Models : 4
c Optimum : yes
c Optimization : -6000
c Calls : 1
c Time : 2.873s (Solving: 2.87s 1st Model: 0.00s Unsat: 2.86s)
c CPU Time : 2.840s
c Threads : 8 (Winner: 4)

Pupil Session Times.
Madete -- W12:30
Kilgore -- W11:30
Sroka -- T14:30
Davis -- W10:00
Warner -- W15:30
Harper -- W14:30
Jenkner -- R16:30
Moore -- W15:00
Bridges -- T14:00
Merrill -- W14:00
Longbehn -- W12:00
Tomaska [x2] -- T15:30, R15:30
Zeman -- T15:00
Nelson -- R15:00
Santostefano -- R17:00
Spiering -- W13:30
Bialis [x2] -- W13:00, R16:00
Murphy [60min] -- R14:00
Young [60min] -- W10:30


Instructor Schedule.
For reference the first column is the instructor preference value (i1, i2, i3, etc).
The second column is the pupil preference value (p1, p2, p3, etc).
The third column is the session time.
And the fourth column is the pupil name.

i1 p1 T14:00 Bridges
i1 p1 T14:30 Sroka
i1 p1 T15:00 Zeman
i1 p1 T15:30 Tomaska [x2]

i1 p1 W10:00 Davis
i1 p1 W10:30 Young [60min]
i1    W11:00 ---Lesson Ongoing---
i1 p1 W11:30 Kilgore
i1 p1 W12:00 Longbehn
i1 p1 W12:30 Madete
i1 p1 W13:00 Bialis [x2]
i1 p1 W13:30 Spiering
i1 p1 W14:00 Merrill
i1 p1 W14:30 Harper
i1 p1 W15:00 Moore
i1 p1 W15:30 Warner
i1    W16:00

i1 p1 R14:00 Murphy [60min]
i1    R14:30 ---Lesson Ongoing---
i1 p1 R15:00 Nelson
i1 p1 R15:30 Tomaska [x2]
i1 p1 R16:00 Bialis [x2]
i1 p1 R16:30 Jenkner
i1 p1 R17:00 Santostefano