Rust toolchain breaks on nix flake update

[ifd3f]

Right now, if you run a nix flake update, CI breaks. It appears to not be a problem with nixpkgs, so either rust-overlay or naersk broke things.

I'm currently trying to bisect this issue.

Build logs:

% nix flake update && nix build
warning: updating lock file '/home/astrid/Documents/caligula3/flake.lock':
• Updated input 'flake-utils':
    'github:numtide/flake-utils/b1d9ab70662946ef0850d488da1c9019f3a9752a?narHash=sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ%3D' (2024-03-11)
  → 'github:numtide/flake-utils/11707dc2f618dd54ca8739b309ec4fc024de578b?narHash=sha256-l0KFg5HjrsfsO/JpG%2Br7fRrqm12kzFHyUHqHCVpMMbI%3D' (2024-11-13)
• Updated input 'naersk':
    'github:nix-community/naersk/c5037590290c6c7dae2e42e7da1e247e54ed2d49?narHash=sha256-CO8MmVDmqZX2FovL75pu5BvwhW%2BVugc7Q6ze7Hj8heI%3D' (2024-04-19)
  → 'github:nix-community/naersk/3fb418eaf352498f6b6c30592e3beb63df42ef11?narHash=sha256-r/xppY958gmZ4oTfLiHN0ZGuQ%2BRSTijDblVgVLFi1mw%3D' (2024-07-23)
• Updated input 'naersk/nixpkgs':
    'github:NixOS/nixpkgs/3f316d2a50699a78afe5e77ca486ad553169061e?narHash=sha256-NQbegJb2ZZnAqp2EJhWwTf6DrZXSpA6xZCEq%2BRGV1r0%3D' (2024-05-22)
  → 'path:/nix/store/808lp63z6yiraikjpzcfk3xg1frpd2s0-source?lastModified=0&narHash=sha256-GKJjtPY%2BSXfLF/yTN7M2cAnQB6RERFKnQhD8UvPSf3M%3D' (1970-01-01)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/5710852ba686cc1fd0d3b8e22b3117d43ba374c2?narHash=sha256-8BO3B7e3BiyIDsaKA0tY8O88rClYRTjvAp66y%2BVBUeU%3D' (2024-05-21)
  → 'github:NixOS/nixpkgs/5e4fbfb6b3de1aa2872b76d49fafc942626e2add?narHash=sha256-OZiZ3m8SCMfh3B6bfGC/Bm4x3qc1m2SVEAlkV6iY7Yg%3D' (2024-11-15)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/ee0db3aeebafeaada2b98d076de6d314b4c8682e?narHash=sha256-vdVzaGD5p%2BKG7XHepIeX5rUPmdzEcF2w6rhqfr0SNkI%3D' (2024-05-23)
  → 'github:oxalica/rust-overlay/71287228d96e9568e1e70c6bbfa3f992d145947b?narHash=sha256-JECaBgC0pQ91Hq3W4unH6K9to8s2Zl2sPNu7bLOv4ek%3D' (2024-11-19)
• Removed input 'rust-overlay/flake-utils'
• Removed input 'rust-overlay/flake-utils/systems'
• Updated input 'rust-overlay/nixpkgs':
    'github:NixOS/nixpkgs/90f456026d284c22b3e3497be980b2e47d0b28ac?narHash=sha256-LE8lVX28MV2jWJsidW13D2qrHU/RUUONendL2Q/WlJg%3D' (2024-01-29)
  → 'github:NixOS/nixpkgs/b69de56fac8c2b6f8fd27f2eca01dcda8e0a4221?narHash=sha256-f0SBJz1eZ2yOuKUr5CA9BHULGXVSn6miBuUWdTyhUhU%3D' (2024-10-10)
warning: Git tree '/home/astrid/Documents/caligula3' is dirty
warning: Git tree '/home/astrid/Documents/caligula3' is dirty
error: builder for '/nix/store/600g9wcx01ddyk2dpcbfj6wayz1ymxwq-caligula-0.4.7.drv' failed with exit code 101;
       last 25 log lines:
       >   cargo:rerun-if-env-changed=AR_x86_64-unknown-linux-musl
       >   AR_x86_64-unknown-linux-musl = None
       >   cargo:rerun-if-env-changed=AR_x86_64_unknown_linux_musl
       >   AR_x86_64_unknown_linux_musl = None
       >   cargo:rerun-if-env-changed=TARGET_AR
       >   TARGET_AR = None
       >   cargo:rerun-if-env-changed=AR
       >   AR = Some("ar")
       >   cargo:rerun-if-env-changed=ARFLAGS_x86_64-unknown-linux-musl
       >   ARFLAGS_x86_64-unknown-linux-musl = None
       >   cargo:rerun-if-env-changed=ARFLAGS_x86_64_unknown_linux_musl
       >   ARFLAGS_x86_64_unknown_linux_musl = None
       >   cargo:rerun-if-env-changed=TARGET_ARFLAGS
       >   TARGET_ARFLAGS = None
       >   cargo:rerun-if-env-changed=ARFLAGS
       >   ARFLAGS = None
       >   cargo:rustc-link-lib=static=bz2
       >   cargo:rustc-link-search=native=/build/caligula-src/target/x86_64-unknown-linux-musl/release/build/bzip2-sys-a61c4a6a3b045828/out/lib
       >
       >   --- stderr
       >   thread 'main' panicked at /nix/store/kbphjzq0jwd3g6yk4g9q9nnwy9bl3v3s-crates-io-dependencies/bzip2-sys-0.1.11+1.0.8-736a955f3fa7875102d57c82b8cac37ec45224a07fd32d58f9f7a186b6cd4cdc/build.rs:44:64:
       >   called `Result::unwrap()` on an `Err` value: Os { code: 13, kind: PermissionDenied, message: "Permission denied" }
       >   note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
       > warning: build failed, waiting for other jobs to finish...
       > [naersk] cargo returned with exit code 101, exiting
       For full logs, run 'nix log /nix/store/600g9wcx01ddyk2dpcbfj6wayz1ymxwq-caligula-0.4.7.drv'.