these 15 derivations will be built:
  /nix/store/449srk5qj4bg7023gdplhda513qlng20-vendor-registry.drv
  /nix/store/6q4yzsdxi3bdy2c6x2q6gswkqx7bb2r3-vendor-cargo-deps.drv
  /nix/store/3i1dbhc1vsm10xv45wzsqjcaqxhj8j61-Cargo.toml.drv
  /nix/store/araalpiyiyyvrhx58hwjzb0bjc20qync-Cargo.toml.drv
  /nix/store/ax92fdvw9l1lk1jq2f7cbz9vc9byjgbc-Cargo.toml.drv
  /nix/store/dw12wab1y85q4xzmi75qm9rp0h8lzcrh-Cargo.toml.drv
  /nix/store/j3kjh7dlpvrbb9isn2ra6ljl9rjf2zcg-Cargo.toml.drv
  /nix/store/l30m910825qn26fxv26fifbrk21kqak3-Cargo.toml.drv
  /nix/store/qqs6w34547acq5g1n1j5rszm52a3lwnj-Cargo.toml.drv
  /nix/store/rr2bn7aikinxx7cwy00z4i8k0dwrl1vz-Cargo.toml.drv
  /nix/store/wmg2j9as71kcsz8s1ddy98cfwpjgk0kk-Cargo.toml.drv
  /nix/store/zyz0gava2cacajbcc700xkvgnaqgkhhw-Cargo.toml.drv
  /nix/store/am79mi0apm79l4ji7dhcp7brzjh0vnk0-source.drv
  /nix/store/1ipy1hahpnnia2xzws3vy38g345mx9hf-tincd-deps-0.1.0.drv
  /nix/store/9xm73xb6yq62z16jms6rd4w4dciq2b3v-tincd-clippy-0.1.0.drv
error: Cannot build '/nix/store/9xm73xb6yq62z16jms6rd4w4dciq2b3v-tincd-clippy-0.1.0.drv'.
       Reason: builder failed with exit code 101.
       Output paths:
         /nix/store/ifhf5n42q5kkhxj1ya9ghpirjhqf4gjj-tincd-clippy-0.1.0
       Last 25 log lines:
       >     Checking netlink-packet-route v0.33.0
       >     Checking rand_chacha v0.10.0
       >     Checking rand_chacha v0.9.0
       >     Checking proptest v1.11.0
       >     Checking rsa v0.10.0-rc.19
       >     Checking tinc-crypto v0.0.0 (/build/source/crates/tinc-crypto)
       > error: used `assert!` to check that a value is empty
       >    --> crates/tinc-crypto/src/aead.rs:439:9
       >     |
       > 439 |         assert!(SptpsAead::default().label_suffix().is_empty());
       >     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
       >     |
       >     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assert_is_empty
       >     = note: `-D clippy::assert-is-empty` implied by `-D warnings`
       >     = help: to override `-D warnings` add `#[allow(clippy::assert_is_empty)]`
       > help: use `assert_eq!` to show the value on failure
       >     |
       > 439 -         assert!(SptpsAead::default().label_suffix().is_empty());
       > 439 +         assert_eq!(SptpsAead::default().label_suffix(), []);
       >     |
       >
       >     Checking tinc-sptps v0.0.0 (/build/source/crates/tinc-sptps)
       >     Checking tinc-conf v0.0.0 (/build/source/crates/tinc-conf)
       > error: could not compile `tinc-crypto` (lib test) due to 1 previous error
       > warning: build failed, waiting for other jobs to finish...
       For full logs, run:
         nix log /nix/store/9xm73xb6yq62z16jms6rd4w4dciq2b3v-tincd-clippy-0.1.0.drv