/usr/lib/x86_64-linux-gnu/ada/adalib/gnatvsn/tree_in.ali is in libgnatvsn7-dev 7.3.0-16ubuntu3.
This file is owned by root:root, with mode 0o444.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 | V "GNAT Lib v7"
A -nostdinc
A -O2
A -fPIC
A -gnatn
A -g
A -mtune=generic
A -march=x86-64
P ZX
RN
RV SPARK_05
U tree_in%b tree_in.adb cceda25c NE OO SU
W aspects%s aspects.adb aspects.ali
W atree%s atree.adb atree.ali
W csets%s csets.adb csets.ali
W elists%s elists.adb elists.ali
W fname%s fname.adb fname.ali
W lib%s lib.adb lib.ali
W namet%s namet.adb namet.ali
W nlists%s nlists.adb nlists.ali
W opt%s opt.adb opt.ali
W repinfo%s repinfo.adb repinfo.ali
W sem_aux%s sem_aux.adb sem_aux.ali
W sinput%s sinput.adb sinput.ali
W stand%s stand.adb stand.ali
W stringt%s stringt.adb stringt.ali
W tree_io%s tree_io.adb tree_io.ali
W uintp%s uintp.adb uintp.ali
W urealp%s urealp.adb urealp.ali
U tree_in%s tree_in.ads ebd9f247 EE NE OO SU
W system%s system.ads system.ali
W system.os_lib%s s-os_lib.adb s-os_lib.ali
D ada.ads 20170106103348 76789da1 ada%s
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D atree.ads 20170120103841 67a5abe6 atree%s
D casing.ads 20160418105332 9b922bd9 casing%s
D csets.ads 20140122165324 e948558f csets%s
D debug.ads 20151112115918 3ea59655 debug%s
D einfo.ads 20170120103158 01825d65 einfo%s
D elists.ads 20150302112433 8da5cd14 elists%s
D fname.ads 20140801093848 913fd2bc fname%s
D hostparm.ads 20140801100131 a20ca6cf hostparm%s
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X 6 aspects.ads
71K9*Aspects 937e12 42|32w6 68r4
931U14*Tree_Read 42|68s12
X 7 atree.ads
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X 9 csets.ads
32K9*Csets 97e10 42|34w6 70r4
56U14*Initialize 42|70s10
X 12 elists.ads
43K9*Elists 196e11 42|35w6 56r4
66U14*Tree_Read 42|56s11
X 13 fname.ads
38K9*Fname 98e10 42|36w6 57r4
88U14*Tree_Read 42|57s10
X 16 lib.ads
40K9*Lib 945e8 42|37w6 58r4
691U14*Tree_Read 42|58s8
X 17 namet.ads
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546U14*Tree_Read 42|59s10
X 18 nlists.ads
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355U14*Tree_Read 42|60s11
X 19 opt.ads
50K9*Opt 2323e8 42|40w6 54r4
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X 21 repinfo.ads
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288U14*Tree_Read 42|67s12
X 22 sem_aux.ads
47K9*Sem_Aux 443e12 42|42w6 61r4
77U14*Tree_Read 42|61s12
X 24 sinput.ads
69K9*Sinput 963e11 42|43w6 62r4
746U14*Tree_Read 42|62s11
X 26 stand.ads
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X 27 stringt.ads
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145U14*Tree_Read 42|64s12
X 28 system.ads
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67M9*Address
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53V13*Alloc{28|67M9} 103i<c,__gnat_malloc>22
68U14*Free 104i<c,__gnat_free>22
76V13*Realloc{28|67M9} 105i<c,__gnat_realloc>22
X 32 s-os_lib.ads
56K16*OS_Lib 1112e18 41|37w13 37r32
190I9*File_Descriptor<integer> 41|39r27 42|50r27
X 41 tree_in.ads
39U11*Tree_In 39>20 42|50b11 71l5 71t12
39i20 Desc{32|190I9} 42|50b20 52r34
X 43 tree_io.ads
45K9*Tree_IO 42|46w6 52r4 43|128e12
71U14*Tree_Read_Initialize 42|52s12
X 45 uintp.ads
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X 48 urealp.ads
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140U14*Tree_Read 42|66s11
|