Install fails with "invalid serialized PackageId for key package.dependencies

[StefanSchroeder]

I followed the instructions in the README.

When running nix-env -if.

the command fails: source root is nix-index patching sources installing error: failed to sync

Caused by: failed to load pkg lockfile

Caused by: failed to parse lock file at: /build/nix-index/Cargo.lock

Caused by: invalid serialized PackageId for key package.dependencies Traceback (most recent call last): File "/nix/store/nbc89g1i8z2m19g31gwkljrjb2kdp4gr-cargo-vendor-normalise/bin/.cargo-vendor-normalise-wrapped", line 42, in main() File "/nix/store/nbc89g1i8z2m19g31gwkljrjb2kdp4gr-cargo-vendor-normalise/bin/.cargo-vendor-normalise-wrapped", line 17, in main assert list(data.keys()) == ["source"] AssertionError builder for '/nix/store/vvqpl2l85qnwyxkzlmk0d4zmdr7q3vri-nix-index-0.1.2-vendor.drv' failed with exit code 1 cannot build derivation '/nix/store/zvp5bh4xc91f6vy990ivvzsi9fmn16cq-nix-index-0.1.2.drv': 1 dependencies couldn't be built error: build of '/nix/store/zvp5bh4xc91f6vy990ivvzsi9fmn16cq-nix-index-0.1.2.drv' failed

[bennofs]

Cannot reproduce on current master, so closing this.