Update dependencies

[MDeltaX]

No description provided.

[cgaebel]

why is travis failing?

[MDeltaX]

The compiler version is the problem (7.8.4).

cabal2nix https://github.com/koenigmaximilian/network-bitcoin.git --revision 67047b747450a479970f7d138d34eca01a8d8115 --shell | nix-build - --arg compiler '"ghc784"' --no-out-link

failes with a similar error:

...
Configuring case-insensitive-1.2.0.8...
Setup: At least the following dependencies are missing:
semigroups ==0.18.*
builder for ‘/nix/store/av69m16wpxwpipmpj5pyqv7gyl89y6sf-case-insensitive-1.2.0.8.drv’ failed with exit code 1
cannot build derivation ‘/nix/store/ai14m3bp8ajqa9n9lll51nhn1308j7xy-http-client-0.5.6.1.drv’: 1 dependencies couldn't be built
cannot build derivation ‘/nix/store/nbgxf53hpihzzvqfz85pvj70qibyas6g-http-types-0.9.1.drv’: 1 dependencies couldn't be built
cannot build derivation ‘/nix/store/867bzxjzr3x6i29vqi6hgllcbch63vck-network-bitcoin-1.8.1.drv’: 1 dependencies couldn't be built
error: build of ‘/nix/store/867bzxjzr3x6i29vqi6hgllcbch63vck-network-bitcoin-1.8.1.drv’ failed

nix-build '<nixpkgs>' -A haskell.packages.ghc784.case-insensitive --no-out-link

these derivations will be built:
  /nix/store/av69m16wpxwpipmpj5pyqv7gyl89y6sf-case-insensitive-1.2.0.8.drv
building path(s) ‘/nix/store/64y2nqr07hp020bg8pqavvfq067k3ysg-case-insensitive-1.2.0.8’
setupCompilerEnvironmentPhase
Build with /nix/store/nmhx0bpcxg5hgi2l82k4kxq82jvq646x-ghc-7.8.4.
unpacking sources
unpacking source archive /nix/store/vn4611j76wnzxrdip4mimrz1vsdj1bir-case-insensitive-1.2.0.8.tar.gz
source root is case-insensitive-1.2.0.8
setting SOURCE_DATE_EPOCH to timestamp 1487026093 of file case-insensitive-1.2.0.8/test/test.hs
patching sources
Run jailbreak-cabal to lift version restrictions on build inputs.
compileBuildDriverPhase
setupCompileFlags: -package-db=/tmp/nix-build-case-insensitive-1.2.0.8.drv-0/package.conf.d -j1
[1 of 1] Compiling Main             ( Setup.lhs, /tmp/nix-build-case-insensitive-1.2.0.8.drv-0/Main.o )
Linking Setup ...
configuring
configureFlags: --verbose --prefix=/nix/store/64y2nqr07hp020bg8pqavvfq067k3ysg-case-insensitive-1.2.0.8 --libdir=$prefix/lib/$compiler --libsubdir=$pkgid --with-gcc=gcc --package-db=/tmp/nix-build-case-insensitive-1.2.0.8.drv-0/package.conf.d --ghc-option=-optl=-Wl,-rpath=/nix/store/64y2nqr07hp020bg8pqavvfq067k3ysg-case-insensitive-1.2.0.8/lib/ghc-7.8.4/case-insensitive-1.2.0.8 --enable-split-objs --disable-library-profiling --disable-executable-profiling --enable-shared --enable-library-vanilla --enable-executable-dynamic --enable-tests
Configuring case-insensitive-1.2.0.8...
Setup: At least the following dependencies are missing:
semigroups ==0.18.*
builder for ‘/nix/store/av69m16wpxwpipmpj5pyqv7gyl89y6sf-case-insensitive-1.2.0.8.drv’ failed with exit code 1
error: build of ‘/nix/store/av69m16wpxwpipmpj5pyqv7gyl89y6sf-case-insensitive-1.2.0.8.drv’ failed

There is no problem with 7.10.3 and 8.0.2:

cabal2nix https://github.com/koenigmaximilian/network-bitcoin.git --revision 67047b747450a479970f7d138d34eca01a8d8115 --shell | nix-build - --arg compiler '"ghc7103"' --no-out-link

...
/nix/store/sn2bysl3q0f1nqspfzmv1yyp6cw3h5yi-network-bitcoin-1.8.1

nix-build '<nixpkgs>' -A haskell.packages.ghc7103.case-insensitive --no-out-link

/nix/store/nnc2h0z9mkw5nr4y8zmn18aywb4r86js-case-insensitive-1.2.0.8

cabal2nix https://github.com/koenigmaximilian/network-bitcoin.git --revision 67047b747450a479970f7d138d34eca01a8d8115 --shell | nix-build - --arg compiler '"ghc802"' --no-out-link

...
/nix/store/jmgcsdg93bhpszmx4xgci7bllwc66nd3-network-bitcoin-1.8.1

nix-build '<nixpkgs>' -A haskell.packages.ghc802.case-insensitive --no-out-link

/nix/store/wjilbzfhka1b1kg24lc9mw0470f4429b-case-insensitive-1.2.0.8