nix develop broken

[pkharvey]

It appears https://www.segger.com/downloads/jlink/JLink_Linux_V766_x86_64.tgz still exists for download, but its sha256 has changed.

Full output:

$ nix develop github:matthewcroughan/nrf-nix -L
warning: Ignoring setting 'auto-allocate-uids' because experimental feature 'auto-allocate-uids' is not enabled
warning: Ignoring setting 'impure-env' because experimental feature 'configurable-impure-env' is not enabled
python3> created 560 symlinks in user environment
zephyr-sdk-patched> unpacking sources
zephyr-sdk-patched> unpacking source archive /nix/store/7bgn10i8932ayjbrjyv32lq4qacr9974-source
JLink_Linux_V766_x86_64.tgz> error checking the existence of https://tarballs.nixos.org/sha256/90aa7e4f5eae6e60fd41978111b3ff124ba0269562d0d0ec3110d3cb4bb51fe2:
JLink_Linux_V766_x86_64.tgz> trying https://www.segger.com/downloads/jlink/JLink_Linux_V766_x86_64.tgz
JLink_Linux_V766_x86_64.tgz>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
JLink_Linux_V766_x86_64.tgz>                                  Dload  Upload   Total   Spent    Left  Speed
fetched-west-workspace-v2.1.0> === Initializing in /nix/store/y9xfhjwdp1yalg90z5chgc4s18a8nrg3-fetched-west-workspace-v2.1.0
fetched-west-workspace-v2.1.0> --- Cloning manifest repository from https://github.com/nrfconnect/sdk-nrf, rev. v2.1.0
fetched-west-workspace-v2.1.0> Cloning into '/nix/store/y9xfhjwdp1yalg90z5chgc4s18a8nrg3-fetched-west-workspace-v2.1.0/.west/manifest-tmp'...
nrf-command-line-tools> trying https://nsscprodmedia.blob.core.windows.net/prod/software-and-other-downloads/desktop-software/nrf-command-line-tools/sw/versions-10-x-x/10-16-0/nrf-command-line-tools-10.16.0_linux-amd64.tar.gz
nrf-command-line-tools>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
nrf-command-line-tools>                                  Dload  Upload   Total   Spent    Left  Speed
nrfconnect> trying https://nsscprodmedia.blob.core.windows.net/prod/software-and-other-downloads/desktop-software/nrf-connect-for-desktop/4-0-1/nrfconnect-4.0.1-x86_64.appimage
nrfconnect>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
nrfconnect>                                  Dload  Upload   Total   Spent    Left  Speed
nordic-semiconductor-nrf-connect.zip> trying https://nordic-semiconductor.gallery.vsassets.io/_apis/public/gallery/publisher/nordic-semiconductor/extension/nrf-connect/2022.7.111/assetbyname/Microsoft.VisualStudio.Services.VSIXPackage
nordic-semiconductor-nrf-connect.zip>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
nordic-semiconductor-nrf-connect.zip>                                  Dload  Upload   Total   Spent    Left  Speed
ms-vscode-cpptools.zip> trying https://ms-vscode.gallery.vsassets.io/_apis/public/gallery/publisher/ms-vscode/extension/cpptools/1.11.0/assetbyname/Microsoft.VisualStudio.Services.VSIXPackage?targetPlatform=linux-x64
ms-vscode-cpptools.zip>   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
ms-vscode-cpptools.zip>                                  Dload  Upload   Total   Spent    Left  Speed
JLink_Linux_V766_x86_64.tgz> 100    33    0     0  100    33      0     67 --:--:-- --:--:-- --:--:--    67
fetched-west-workspace-v2.1.0> remote: Enumerating objects: 214864, done.
fetched-west-workspace-v2.1.0> remote: Counting objects: 100% (89/89), done.
fetched-west-workspace-v2.1.0> remote: Compressing objects: 100% (52/52), done.
JLink_Linux_V766_x86_64.tgz> 100 1523k    0 1523k    0     0   585k      0 --:--:--  0:00:02 --:--:--  969k
error: hash mismatch in fixed-output derivation '/nix/store/p6fk6aj6mbp38gi85y0bxdark4qkc6bs-JLink_Linux_V766_x86_64.tgz.drv':
         specified: sha256-kKp+T16ubmD9QZeBEbP/EkugJpVi0NDsMRDTy0u1H+I=
            got:    sha256-zaRPf7y+PZgRl2oFFbvFaJGSNtuZogzkjeoo90ycscU=
error: 1 dependencies of derivation '/nix/store/21bjyx8klw1xyzh98g13ygf701gqn3kb-segger-jlink-766.drv' failed to build
error: 1 dependencies of derivation '/nix/store/358sj94wsdbm8sflqf05z1mh4n434c1r-code-usr-target.drv' failed to build
error: 1 dependencies of derivation '/nix/store/41m6l3368mcbablbbr1am33q3ln2v5lz-nrf-command-line-tools-10.16.0.drv' failed to build
error (ignored): error: cannot unlink '/tmp/nix-build-zephyr-sdk-patched.drv-1/source/nios2-zephyr-elf/nios2-zephyr-elf/lib': Directory not empty
error: 1 dependencies of derivation '/nix/store/mjir24i5p20m8qdfkwk7l7v5k3lkn6vi-nrfconnect-4.0.1-usr-target.drv' failed to build
error: 1 dependencies of derivation '/nix/store/gw7cvbv2rpl01p2ry60zgg9mqzx7wihy-nix-shell-env.drv' failed to build

Unable to find where to specify hash for JLink in files.

Tried updating flake.lock and permitting segger-jlink-qt4-794a as insecure, but fails in similar way.

[MatthewCroughan]

Indiscernible from a supply chain attack. Good to keep track of these things.