Snippets for rust 1.97.1 from Nix x86_64-linux

Sourced from https://hydra.nixos.org/log/dygw6lr7yi7fw6i9g0qnqhk01n72cyyv-rustc-1.97.1.drv.

• warning: profiler_builtins@0.0.0: /build/rustc-1.97.1-src/src/llvm-project/compiler-rt/lib/profile/InstrProfilingPort.h:33:37: warning: ignoring return value of ‘ftruncate’ declared with attribute ‘warn_unused_result’ [-Wunused-result]