[Nix-dev] What is wrong with jhc? (was: Hydra job nixpkgs:trunk:tarball on x86_64-linux, build 4375426: Failed with non-zero exit code)

[Peter Simons]

 > Complete build information can be found on this page:
 > http://hydra.nixos.org/build/4375426

It seems like "jhc" causes an infinite recursion on Hydra, but I don't
understand why! The package evaluates just fine for me (see below). What
am I missing?

Take care,
Peter


$ nix-env -iA jhc --dry-run
(dry run; not doing anything)
installing `jhc-0.8.0'
these derivations will be built:
  /nix/store/0mcbx9m4l0wb1klkyglg0q6hn6qwbm8r-haskell-HsSyck-ghc6.12.3-0.50.drv
  /nix/store/0vi4v1hmqk6p0bmdilfwvkvlcbb4mgaf-test-framework-quickcheck2-0.3.0.1.tar.gz.drv
  /nix/store/181ckal9cb9zx3269gb96lpjiq2kb4mh-haskell-regex-base-ghc6.12.3-0.93.2.drv
  /nix/store/1ra3syf3slm8fny54w1697wf8yi53k29-haskell-regex-compat-ghc6.12.3-0.93.1.drv
  /nix/store/2g6dlhpk6hzj7zjhwgcxqclssrim0w2x-haskell-ansi-wl-pprint-ghc6.12.3-0.6.6.drv
  /nix/store/2zpl5ai1igkavq0z14c2z9awnb5amivb-fgl-5.4.2.3.tar.gz.drv
  /nix/store/3ibkk8sfaqganp3y4ail06na7psgczbp-QuickCheck-2.1.1.1.tar.gz.drv
  /nix/store/3lpwrrlkah9xfzl8hksbfasq754ylzm3-jhc-0.8.0.drv
  /nix/store/3p9mkh9d9n32sszgx7c49z7skn96z9yz-haskell-utf8-string-ghc6.12.3-0.3.7.drv
  /nix/store/3shy5l43db5730n5ds2z0k70wa4a3yr9-regex-base-0.93.2.tar.gz.drv
  /nix/store/3xlgphhz8j7wb3nibchlan53lfa9x5fr-haskell-regex-posix-ghc6.12.3-0.94.2.drv
  /nix/store/44r3hb8gl1spybl4mar92jigwb9i1df5-xml-1.3.12.tar.gz.drv
  /nix/store/45adgj1xxkpj2yvkw6wdnxkjibbxg0sw-jailbreak-cabal-1.1.tar.gz.drv
  /nix/store/4jkhh3dzq390va118jj19rhak66bcmvw-haskell-Cabal-ghc6.12.3-1.14.0.drv
  /nix/store/4jvafrd3cd5r3gmk8nhjf55zwkl4a1vm-haskell-HUnit-ghc6.12.3-1.2.2.1.drv
  /nix/store/50m15d2rhgxsadvvjwph0fjaalxbc7v3-haskell-readline-ghc6.12.3-1.0.3.0.drv
  /nix/store/5im6v4s4zb3zm71rm4m6plbak89b8inw-ghc-6.12.3-src.tar.bz2.drv
  /nix/store/5mg7hvkv3hwn1xgfrwawnh2hjmikvrln-haskell-deepseq-ghc6.12.3-1.1.0.2.drv
  /nix/store/6nz6hr61rwzv2d394d7fdmpkihdnxnis-jhc-0.8.0.tar.gz.drv
  /nix/store/6sw80pak90v9fvifr6zsh348sa8d7102-ansi-wl-pprint-0.6.6.tar.gz.drv
  /nix/store/705p3bs1538zlawyn3m1gc7kch54sj8f-haskell-QuickCheck-ghc6.12.3-2.1.1.1.drv
  /nix/store/8vbq4h6gxbsryi84cs4k1f7hg5v83z71-haskell-test-framework-ghc6.12.3-0.8.drv
  /nix/store/9bkri81bznml057yvvyyaik7p3zviz7m-regex-posix-0.94.2.tar.gz.drv
  /nix/store/9wmgdf8xjj2kbfcxnqnhz9l10fi5a2ff-jailbreak-cabal-1.1.drv
  /nix/store/a0vjsainylxyqkc2sa1nswlz0xgrh0ck-ghc-6.12.3-wrapper.drv
  /nix/store/ary7az1qhr9j8yfq1lnrk85ckin2fmxi-zlib-0.5.2.0.tar.gz.drv
  /nix/store/b0cladsy27k9hsb381hi072y98q6lfdb-haskell-test-framework-quickcheck2-ghc6.12.3-0.3.0.1.drv
  /nix/store/b0i8gmfyyvwhvypypybzhz1swq8cacyd-regex-compat-0.93.1.tar.gz.drv
  /nix/store/bd2x77qcfc27if2f1h8qzbwdmiici3az-haskell-hostname-ghc6.12.3-1.0.drv
  /nix/store/bq9fhmkbxy1yxw86apdg99h57y9w7j9a-deepseq-1.1.0.2.tar.gz.drv
  /nix/store/c3h8xbpj8gsn007lkawkz76hl97d7nz5-ansi-terminal-0.6.tar.gz.drv
  /nix/store/dssqkv5kga623dl4bc9w3rlcjsrxyhlg-readline-1.0.3.0.tar.gz.drv
  /nix/store/fd6lavx0w69934brm8vqqqjbvdlil380-text-0.11.2.3.tar.gz.drv
  /nix/store/fn7mjaxzwjf049hm95p3sbv1mz41kkb5-test-framework-0.8.tar.gz.drv
  /nix/store/gn35h81m4gv0yn0jlfwzvlmm1cv8zhw4-HUnit-1.2.2.1.tar.gz.drv
  /nix/store/h0hqajhigvnwk3dvdhm3xmlvmj0c3dpj-HsSyck-0.50.tar.gz.drv
  /nix/store/jcjfd8774wnk2cvidhhsk9k98020jj00-ghc-6.12.3.drv
  /nix/store/ldj5szf1ank2ibqw06pzn6h0w4j5m0qr-ghc-6.10.1-i386-unknown-linux.tar.bz2.drv
  /nix/store/m9c7adrmh0fgcirq0nmppq8a8h93pcla-haskell-text-ghc6.12.3-0.11.2.3.drv
  /nix/store/mmfv4g4l337zk4k16ccjcvgxcii2snv3-ghc-6.10.1-binary.drv
  /nix/store/mmym955a23nzd55n27xxkmgd1f6gwjz8-haskell-mtl-ghc6.12.3-1.1.0.2.drv
  /nix/store/nv5z3wv4yqz5c5yw6hz2lzwv6z3j73x4-haskell-binary-ghc6.12.3-0.7.0.1.drv
  /nix/store/p1ph0n9pswfxpknjy61kpgiqnlvxp8cj-binary-0.7.0.1.tar.gz.drv
  /nix/store/qc9iap5ywxd7zyazhi8ix7b6fa6as397-haskell-fgl-ghc6.12.3-5.4.2.3.drv
  /nix/store/qzc311d1n2mivwqabshynzg0vb5rzgj1-hostname-1.0.tar.gz.drv
  /nix/store/ra4ilk5dqkmn4vvkjdn439qiw9dcwp6i-mtl-1.1.0.2.tar.gz.drv
  /nix/store/va1qcv4zfw0kjka2yhk7qcx3k1761mq2-Cabal-1.14.0.tar.gz.drv
  /nix/store/vgavchxmajjf0s70k3z94gmw547k8ys1-haskell-xml-ghc6.12.3-1.3.12.drv
  /nix/store/vzqm5cf8s6krppzyi3s0fzvds6lkqwjp-haskell-zlib-ghc6.12.3-0.5.2.0.drv
  /nix/store/z7dq671vzp4nnghd6qr418aqr2sfpzf9-haskell-ansi-terminal-ghc6.12.3-0.6.drv
these paths will be fetched (0.30 MiB download, 1.02 MiB unpacked):
  /nix/store/3zwy050lr1xgnm1rxhshsxla2xibdbk6-gmp-4.3.2