Old Rust version broke install (fixed)

[Opfour]

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Which commit or version you ran with.

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Following build instructions to a T. Got past cloning the repo

git clone https://github.com/EricLBuehler/mistral.rs.git cd mistral.rs

to the Build with CUDA support section, and ran

cargo build --release --features cuda

and then received the following error;

error[E0658]: use of unstable library feature 'is_none_or'
   --> mistralrs-core/src/pipeline/amoe.rs:527:18
    |
527 |                 .is_none_or(|e| e.to_string_lossy() != *"csv")
    |                  ^^^^^^^^^^
    |
    = note: see issue #126383 <https://github.com/rust-lang/rust/issues/126383> for more information

error[E0658]: use of unstable library feature 'is_none_or'
   --> mistralrs-core/src/pipeline/isq.rs:460:43
    |
460 |                 if serialized.extension().is_none_or(|ext| ext != "uqff") {
    |                                           ^^^^^^^^^^
    |
    = note: see issue #126383 <https://github.com/rust-lang/rust/issues/126383> for more information

For more information about this error, try `rustc --explain E0658`.
error: could not compile `mistralrs-core` (lib) due to 2 previous errors
warning: build failed, waiting for other jobs to finish...
root@puter:/home/user/mistral/mistral.rs#

OS: Ubuntu 24.10
root@puter:/home/user/mistral/mistral.rs# lsb_release -a Distributor ID: Ubuntu Description: Ubuntu 24.10 Release: 24.10 Codename: oracular

Nvidia Info:

root@puter:/home/user/mistral/mistral.rs# nvcc --version
nvcc: NVIDIA (R) Cuda compiler driver
Copyright (c) 2005-2023 NVIDIA Corporation
Built on Mon_Apr__3_17:16:06_PDT_2023
Cuda compilation tools, release 12.1, V12.1.105
Build cuda_12.1.r12.1/compiler.32688072_0

more info on nvidia:

root@puter:/home/user/mistral/mistral.rs# nvidia-smi
NVML library version: 550.144

Downloaded latest version.

Checked rustc version:

root@puter:/home/user/mistral/mistral.rs# rustc --version
rustc 1.81.0 (eeb90cda1 2024-09-04)

This was an older version. updated rust software.

root@puter:/home/user/mistral/mistral.rs# rustup update
codecodecode
info: cleaning up downloads & tmp directories
root@puter:/home/user/mistral/mistral.rs# rustc --version
rustc 1.84.0 (9fc6b4312 2025-01-07)

Reran the cargo build --release

build completed successfully.