| 1 | 
  
    
    | 2 | @type trace | 
  
    
    | 3 | 
  
    
    | 4 | 
 | 
  
    
    | 5 | 
  
    
    | 6 | 
  
    
    | 7 | 
  
    
    | 8 | 
  
    
    | 9 | 
  
    
    | 10 | 
  
    
    | 11 | 
  
    
    | 12 | 
  
    
    | 13 | 
  
    
    | 14 | 
  
    
    | 15 | 
  
    
    | 16 | 
  
    
    | 17 | 
 | 
  
    
    | 18 | open_close "/root.txt" [O_CREAT;O_RDWR] 0o666 | 
  
    
    | 19 | Tau | 
  
    
    | 20 | RV_none | 
  
    
    | 21 | 
 | 
  
    
    | 22 | mkdir "/d1" 0o777 | 
  
    
    | 23 | Tau | 
  
    
    | 24 | RV_none | 
  
    
    | 25 | mkdir "/d1/d11" 0o777 | 
  
    
    | 26 | Tau | 
  
    
    | 27 | RV_none | 
  
    
    | 28 | mkdir "/d1/d12" 0o777 | 
  
    
    | 29 | Tau | 
  
    
    | 30 | RV_none | 
  
    
    | 31 | open_close "/d1/f1.txt" [O_CREAT;O_RDWR] 0o666 | 
  
    
    | 32 | Tau | 
  
    
    | 33 | RV_none | 
  
    
    | 34 | open_close "/d1/d11/f11.txt" [O_CREAT;O_RDWR] 0o666 | 
  
    
    | 35 | Tau | 
  
    
    | 36 | RV_none | 
  
    
    | 37 | open_close "/d1/d12/f12.txt" [O_CREAT;O_RDWR] 0o666 | 
  
    
    | 38 | Tau | 
  
    
    | 39 | RV_none | 
  
    
    | 40 | 
 | 
  
    
    | 41 | mkdir "/d2" 0o777 | 
  
    
    | 42 | Tau | 
  
    
    | 43 | RV_none | 
  
    
    | 44 | mkdir "/d2/d21" 0o777 | 
  
    
    | 45 | Tau | 
  
    
    | 46 | RV_none | 
  
    
    | 47 | mkdir "/d2/d22" 0o777 | 
  
    
    | 48 | Tau | 
  
    
    | 49 | RV_none | 
  
    
    | 50 | open_close "/d2/f2.txt" [O_CREAT;O_RDWR] 0o666 | 
  
    
    | 51 | Tau | 
  
    
    | 52 | RV_none | 
  
    
    | 53 | open_close "/d2/d21/f21.txt" [O_CREAT;O_RDWR] 0o666 | 
  
    
    | 54 | Tau | 
  
    
    | 55 | RV_none | 
  
    
    | 56 | open_close "/d2/d22/f22.txt" [O_CREAT;O_RDWR] 0o666 | 
  
    
    | 57 | Tau | 
  
    
    | 58 | RV_none | 
  
    
    | 59 | 
 | 
  
    
    | 60 | 
 | 
  
    
    | 61 | 
  
    
    | 62 | 
  
    
    | 63 | 
  
    
    | 64 | 
 | 
  
    
    | 65 | 
  
    
    | 66 | 
  
    
    | 67 | 
  
    
    | 68 | 
 | 
  
    
    | 69 | 
  
    
    | 70 | open_close "root.txt" [O_RDONLY] | 
  
    
    | 71 | Tau | 
  
    
    | 72 | RV_none | 
  
    
    | 73 | open_close "no_such_file.txt" [O_RDONLY] | 
  
    
    | 74 | Tau | 
  
    
    | 75 | ENOENT | 
  
    
    | 76 | open_close "f1.txt" [O_RDONLY] | 
  
    
    | 77 | Tau | 
  
    
    | 78 | ENOENT | 
  
    
    | 79 | 
 | 
  
    
    | 80 | 
  
    
    | 81 | chdir "d1" | 
  
    
    | 82 | Tau | 
  
    
    | 83 | RV_none | 
  
    
    | 84 | open_close "f1.txt" [O_RDONLY] | 
  
    
    | 85 | Tau | 
  
    
    | 86 | RV_none | 
  
    
    | 87 | open_close "root.txt" [O_RDONLY] | 
  
    
    | 88 | Tau | 
  
    
    | 89 | ENOENT | 
  
    
    | 90 | 
 | 
  
    
    | 91 | 
  
    
    | 92 | chdir "d11" | 
  
    
    | 93 | Tau | 
  
    
    | 94 | RV_none | 
  
    
    | 95 | open_close "f11.txt" [O_RDONLY] | 
  
    
    | 96 | Tau | 
  
    
    | 97 | RV_none | 
  
    
    | 98 | open_close "../f1.txt" [O_RDONLY] | 
  
    
    | 99 | Tau | 
  
    
    | 100 | RV_none | 
  
    
    | 101 | open_close "../../root.txt" [O_RDONLY] | 
  
    
    | 102 | Tau | 
  
    
    | 103 | RV_none | 
  
    
    | 104 | open_close "no_such_file.txt" [O_RDONLY] | 
  
    
    | 105 | Tau | 
  
    
    | 106 | ENOENT | 
  
    
    | 107 | 
 | 
  
    
    | 108 | 
  
    
    | 109 | chdir ".." | 
  
    
    | 110 | Tau | 
  
    
    | 111 | RV_none | 
  
    
    | 112 | open_close "d11/f11.txt" [O_RDONLY] | 
  
    
    | 113 | Tau | 
  
    
    | 114 | RV_none | 
  
    
    | 115 | open_close "d12/f12.txt" [O_RDONLY] | 
  
    
    | 116 | Tau | 
  
    
    | 117 | RV_none | 
  
    
    | 118 | open_close "f1.txt" [O_RDONLY] | 
  
    
    | 119 | Tau | 
  
    
    | 120 | RV_none | 
  
    
    | 121 | open_close "../root.txt" [O_RDONLY] | 
  
    
    | 122 | Tau | 
  
    
    | 123 | RV_none | 
  
    
    | 124 | open_close "no_such_file.txt" [O_RDONLY] | 
  
    
    | 125 | Tau | 
  
    
    | 126 | ENOENT | 
  
    
    | 127 | 
 | 
  
    
    | 128 | 
  
    
    | 129 | chdir "." | 
  
    
    | 130 | Tau | 
  
    
    | 131 | RV_none | 
  
    
    | 132 | open_close "d11/f11.txt" [O_RDONLY] | 
  
    
    | 133 | Tau | 
  
    
    | 134 | RV_none | 
  
    
    | 135 | open_close "d12/f12.txt" [O_RDONLY] | 
  
    
    | 136 | Tau | 
  
    
    | 137 | RV_none | 
  
    
    | 138 | open_close "f1.txt" [O_RDONLY] | 
  
    
    | 139 | Tau | 
  
    
    | 140 | RV_none | 
  
    
    | 141 | open_close "../root.txt" [O_RDONLY] | 
  
    
    | 142 | Tau | 
  
    
    | 143 | RV_none | 
  
    
    | 144 | open_close "no_such_file.txt" [O_RDONLY] | 
  
    
    | 145 | Tau | 
  
    
    | 146 | ENOENT | 
  
    
    | 147 | 
 | 
  
    
    | 148 | 
  
    
    | 149 | chdir "../d2" | 
  
    
    | 150 | Tau | 
  
    
    | 151 | RV_none | 
  
    
    | 152 | open_close "d21/f21.txt" [O_RDONLY] | 
  
    
    | 153 | Tau | 
  
    
    | 154 | RV_none | 
  
    
    | 155 | open_close "f2.txt" [O_RDONLY] | 
  
    
    | 156 | Tau | 
  
    
    | 157 | RV_none | 
  
    
    | 158 | open_close "../root.txt" [O_RDONLY] | 
  
    
    | 159 | Tau | 
  
    
    | 160 | RV_none | 
  
    
    | 161 | open_close "no_such_file.txt" [O_RDONLY] | 
  
    
    | 162 | Tau | 
  
    
    | 163 | ENOENT | 
  
    
    | 164 | 
 | 
  
    
    | 165 | 
  
    
    | 166 | chdir "no_such_dir" | 
  
    
    | 167 | Tau | 
  
    
    | 168 | ENOENT | 
  
    
    | 169 | open_close "d21/f21.txt" [O_RDONLY] | 
  
    
    | 170 | Tau | 
  
    
    | 171 | RV_none | 
  
    
    | 172 | open_close "f2.txt" [O_RDONLY] | 
  
    
    | 173 | Tau | 
  
    
    | 174 | RV_none | 
  
    
    | 175 | open_close "../root.txt" [O_RDONLY] | 
  
    
    | 176 | Tau | 
  
    
    | 177 | RV_none | 
  
    
    | 178 | open_close "no_such_file.txt" [O_RDONLY] | 
  
    
    | 179 | Tau | 
  
    
    | 180 | ENOENT | 
  
    
    | 181 | 
 | 
  
    
    | 182 | 
  
    
    | 183 | chdir "f2.txt" | 
  
    
    | 184 | Tau | 
  
    
    | 185 | ENOTDIR | 
  
    
    | 186 | open_close "d21/f21.txt" [O_RDONLY] | 
  
    
    | 187 | Tau | 
  
    
    | 188 | RV_none | 
  
    
    | 189 | open_close "f2.txt" [O_RDONLY] | 
  
    
    | 190 | Tau | 
  
    
    | 191 | RV_none | 
  
    
    | 192 | open_close "../root.txt" [O_RDONLY] | 
  
    
    | 193 | Tau | 
  
    
    | 194 | RV_none | 
  
    
    | 195 | open_close "no_such_file.txt" [O_RDONLY] | 
  
    
    | 196 | Tau | 
  
    
    | 197 | ENOENT | 
  
    
    | 198 | 
 | 
  
    
    | 199 | 
  
    
    | 200 | 
 | 
  
    
    | 201 | Pid 2 -> create (User_id 1) (Group_id 0) | 
  
    
    | 202 | 
 | 
  
    
    | 203 | chmod "/" 0o1777 | 
  
    
    | 204 | Tau | 
  
    
    | 205 | RV_none | 
  
    
    | 206 | 
 | 
  
    
    | 207 | Pid 1 -> mkdir "/empty_dir1" 0o1000 | 
  
    
    | 208 | Tau | 
  
    
    | 209 | RV_none | 
  
    
    | 210 | 
 | 
  
    
    | 211 | Pid 2 -> chdir "/empty_dir1" | 
  
    
    | 212 | Tau | 
  
    
    | 213 | EACCES | 
  
    
    | 214 | 
 | 
  
    
    | 215 | 
 |