core/payment-driver/gnt/src/service.rs: error: the trait bound [&str; 3]: From<Vec<&str>> is not satisfied

[etam]

rustc version: 1.47.0

cargo build fails with:

error[E0277]: the trait bound `[&str; 3]: std::convert::From<std::vec::Vec<&str>>` is not satisfied
   --> core/payment-driver/gnt/src/service.rs:219:10
    |
219 |         .try_into()
    |          ^^^^^^^^ the trait `std::convert::From<std::vec::Vec<&str>>` is not implemented for `[&str; 3]`
    |
    = help: the following implementations were found:
              <[T; 10] as std::convert::From<generic_array::GenericArray<T, sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UTerm, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B0>, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B0>>>>
              <[T; 11] as std::convert::From<generic_array::GenericArray<T, sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UTerm, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B0>, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B1>>>>
              <[T; 12] as std::convert::From<generic_array::GenericArray<T, sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UTerm, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B0>, sha3::digest::generic_array::typenum::B0>>>>
              <[T; 13] as std::convert::From<generic_array::GenericArray<T, sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UInt<sha3::digest::generic_array::typenum::UTerm, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B1>, sha3::digest::generic_array::typenum::B0>, sha3::digest::generic_array::typenum::B1>>>>
            and 42 others
    = note: required because of the requirements on the impl of `std::convert::Into<[&str; 3]>` for `std::vec::Vec<&str>`
    = note: required because of the requirements on the impl of `std::convert::TryFrom<std::vec::Vec<&str>>` for `[&str; 3]`
    = note: required because of the requirements on the impl of `std::convert::TryInto<[&str; 3]>` for `std::vec::Vec<&str>`

It refers to https://github.com/golemfactory/yagna/blob/pre-rel-v0.6.0-rc2/core/payment-driver/gnt/src/service.rs#L219, which was introduced by #947

[stranger80]

I encountered the same, then I upgraded the rust stack to 1.49.0 and the error disappeared.

[etam]

Until rust-lang/rfcs#2495 is implemented, there's nothing more we can do I think.