system-filepath-0.4.13.4 test suite failure with GHC 7.6.3

[peti]

Citing from http://hydra.cryp.to/build/883989/log/raw:

Running 1 test suites...
Test suite filesystem_path_tests: RUNNING...
[ FAIL  ] tests.validity.windows
  note: seed=8976010591309963045

    *** Failed! Falsifiable (after 98 tests): 
FilePath "\210\227<\207U\ETX\174!7/\alO\222\191*/\DC2Pl\144D\ENQ4\211/\227z/\EM\163\&4\DC4\223\&6\146E2w/=\250\DEL\169j\254\ETX/EC\STX y\214\190g/o\180/*\134.\164\t]AS\165/\DC11\185=\151\DLEs\165/\ESCI\175@\230g\155\223/C\197/\b\a2\192\172LU7B/1\RS\DC3\215\235>\189</\STX\132\142,&+\226/_\249/\179\SO42J\211\ENQ/jt /\FS\RS\245z5n/\"\SYN\173kT\f/\217/\STX/6\142\DLE$[,T\171\GSI/8\142;{\DC4\187$\171/\DC3 \DLEN]HR\a/\220p_\144(\177\136/NU2Am{\"?Fb/\148r\DC1?\130B1/U/P\FSQ/}a/\200\209/Qn/3\GSz\239\FS'[\rJ\v/\220\SI5/\DC3\EOTq/LX{/,\185^B?\156r\188/EFi\DC4U9UN\f/-\SYNq\blw:/f\EOT\t/bYFL\SYN`P\142\b3/'/<\DC2d\232iSt\143\&5R/\v(k/\ETXw\145\208,\SIb /\STX\157\251/`\130\foK\216(`/gUm(Ma/\221}Rbc\137\128(/\SUB\143g&=\DLE\NAKw\215\246/\247\ETB\140\135\184hDnTG/8\201/\255\188/:\188xx\255J\167/\DC1\DC2W/`\ESC/};/\157M\SUB/w&\143\175\199\STX\FS\136l\213/[_/\DC3z\249\rN/C\DLE\173\&35\v-A\US/_;QC8\CAN\SI\247/</q\DC4?<\EM{/hiY,a%S\RS/\206\190\STX/M\fx\216c/\220\202n\DEL\220O\164/3d\SYNW/\GS\216[|\DEL\236 /\169\EM\153\&0\229\197c\170/4\DC4/,qA$=\134/\a#aQT\DC3./q\ESC\"\n/b^\EM\229@`&\231./\240\DC382/AD/KFs*\240\DLEYw10/]/z\227Q/ \141\160E\209RG/E\215\132\SOH25^\FS=/\219\230L7\255O1\ETB/\r\DLE5\136/:/\GSV\NAK3/~T\184\&40dE\230\231/n\183~JG\RS\STX\229K\SUB/;\r\246/\252_\SUB&t/4\203Z\179I\RS\DC4/S\201H/\210%e{l\RS\175\SO\"/]\SOHXO0\130\v\rz\a/mq\f\220~\184/\219S\170"


FAIL: 47 tests run, 46 tests passed, 1 test failed
Test suite filesystem_path_tests: FAIL

[Profpatsch]

Another:

Running 1 test suites...
141Test suite filesystem_path_tests: RUNNING...
142[ FAIL  ] tests.validity.windows
143  note: seed=-3717913372910326130
144
145    *** Failed! Falsifiable (after 81 tests): 
146FilePath "\218/E9\190/\225/<\222{\157C\196\&4#\208/\230/X@\SUBhdD/p\"\220\SIb\ESC\ETX/2_$\SOHG/tG0\ETX\"-r;\NAKi/\154uH?4/6vC@\155x/\SOH\218O9\a/pGL\v&\183u\b/\135(8\176\RS\226/\ENQUxT/a#\252\131i\189(\201/WB\129/\199\171D\SYN\186\247uL\182/q\EOTKks/\151p!\182\NAK\a\130/\ESCe\DEL\253/'`\151If\n\154\GS/\214N\188/$~\146\176ss/\FS\132\214\rxy\149/~\n/1Ot/c6F\213\133B/+\163\SOH</\f\147y\138\165*\130\156/\192s/\DEL\f\DC1\a./pEE/\223\146/i/\132d\184\213\SOH/\ENQ)o-\206/l\140\EOTar>/t\SOH\174lH!\STX\219C/\132{.<\EM/\232\&1'\216\n_\SO3\ETX\193/p\DLE\143\RSu]\DEL\ACK/$\174G\208mj\ESC\DC4Yv/\NAK/+\DLE,\179\rRgF/;b<&r/B\SI/:\a\211\ESC\141/\178\GS^=\EOTz:/He=~\186,/\246\DLEP\f@\213/\180\b\FS\155\213mX\t/?\RS#?7q\229\134t\177/\254\t&\149\182\209\132\f/w\r\152>@/#\t}\naVV\240o/\"\139\237y\GS\SUB/\ESC/\161\SIRT/\202\ETXP\238\v%#<\212/9q\US/dn\ETB\193/<\DC2/!YB\f\175\153\178Q/;/2M\DC4\195\215\&8\201/z,)/\NAK!\GS\DC4&%nF\183/\SUBXT@zW/\FS,l\208\SO/\218\238/cqu\DC3/\SIE/)/\DC4+/\STX\v\139\DEL\DC1/SP/\ETX\a4&&\CANQ|\180e/o7\253])FR/\167\252Ew^\SI\159/@\176c\ETX&/\DC3np/)\a#\214/1"
147
148
149FAIL: 47 tests run, 46 tests passed, 1 test failed
150Test suite filesystem_path_tests: FAIL