Build fails on armv7: error[E0308]: mismatched types

[yurivict]

   Compiling dotenv v0.15.0
     Running `CARGO=/usr/local/bin/cargo CARGO_CRATE_NAME=dotenv CARGO_MANIFEST_DIR=/wrkdirs/usr/ports/deskutils/just/work/just-1.6.0/cargo-crates/dotenv-0.15.0 CARGO_PKG_AUTHORS='Noemi Lapresta <noemi.lapresta@gmail.com>:Craig Hills <chills@gmail.com>:Mike Piccolo <mfpiccolo@gmail.com>:Alice Maz <alice@alicemaz.com>:Sean Griffin <sean@seantheprogrammer.com>:Adam Sharp <adam@sharplet.me>:Arpad Borsos <arpad.borsos@googlemail.com>' CARGO_PKG_DESCRIPTION='A `dotenv` implementation for Rust' CARGO_PKG_HOMEPAGE='https://github.com/dotenv-rs/dotenv' CARGO_PKG_LICENSE=MIT CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=dotenv CARGO_PKG_REPOSITORY='https://github.com/dotenv-rs/dotenv' CARGO_PKG_RUST_VERSION='' CARGO_PKG_VERSION=0.15.0 CARGO_PKG_VERSION_MAJOR=0 CARGO_PKG_VERSION_MINOR=15 CARGO_PKG_VERSION_PATCH=0 CARGO_PKG_VERSION_PRE='' LD_LIBRARY_PATH='/wrkdirs/usr/ports/deskutils/just/work/target/release/deps:/usr/local/lib' /usr/local/bin/rustc --crate-name dotenv --edition=2018 /wrkdirs/usr/po
 rts/deskutils/just/work/just-1.6.0/cargo-crates/dotenv-0.15.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C linker-plugin-lto -C metadata=6c5e365bdf4ca6c0 -C extra-filename=-6c5e365bdf4ca6c0 --out-dir /wrkdirs/usr/ports/deskutils/just/work/target/armv7-unknown-freebsd/release/deps --target armv7-unknown-freebsd -C linker=cc -L dependency=/wrkdirs/usr/ports/deskutils/just/work/target/armv7-unknown-freebsd/release/deps -L dependency=/wrkdirs/usr/ports/deskutils/just/work/target/release/deps --cap-lints warn -C link-arg=-fstack-protector-strong`
warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
  --> /wrkdirs/usr/ports/deskutils/just/work/just-1.6.0/cargo-crates/dotenv-0.15.0/src/lib.rs:17:23
   | 
17 | use std::sync::{Once, ONCE_INIT};
   |                       ^^^^^^^^^
   |
   = note: `#[warn(deprecated)]` on by default

warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
  --> /wrkdirs/usr/ports/deskutils/just/work/just-1.6.0/cargo-crates/dotenv-0.15.0/src/lib.rs:23:22
   |
23 | static START: Once = ONCE_INIT;
   |                      ^^^^^^^^^
   |
help: replace the use of the deprecated constant
   |
23 | static START: Once = Once::new();
   |                      ~~~~~~~~~~~

warning: `dotenv` (lib) generated 2 warnings
   Compiling target v2.0.0
     Running `CARGO=/usr/local/bin/cargo CARGO_CRATE_NAME=target CARGO_MANIFEST_DIR=/wrkdirs/usr/ports/deskutils/just/work/just-1.6.0/cargo-crates/target-2.0.0 CARGO_PKG_AUTHORS='Casey Rodarmor <casey@rodarmor.com>' CARGO_PKG_DESCRIPTION='Get information on compilation target' CARGO_PKG_HOMEPAGE='https://github.com/casey/target' CARGO_PKG_LICENSE=CC0-1.0 CARGO_PKG_LICENSE_FILE='' CARGO_PKG_NAME=target CARGO_PKG_REPOSITORY='' CARGO_PKG_RUST_VERSION='' CARGO_PKG_VERSION=2.0.0 CARGO_PKG_VERSION_MAJOR=2 CARGO_PKG_VERSION_MINOR=0 CARGO_PKG_VERSION_PATCH=0 CARGO_PKG_VERSION_PRE='' LD_LIBRARY_PATH='/wrkdirs/usr/ports/deskutils/just/work/target/release/deps:/usr/local/lib' /usr/local/bin/rustc --crate-name target /wrkdirs/usr/ports/deskutils/just/work/just-1.6.0/cargo-crates/target-2.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C linker-plugin-lto -C metadata=545826272a4c6b18 -C ext
 ra-filename=-545826272a4c6b18 --out-dir /wrkdirs/usr/ports/deskutils/just/work/target/armv7-unknown-freebsd/release/deps --target armv7-unknown-freebsd -C linker=cc -L dependency=/wrkdirs/usr/ports/deskutils/just/work/target/armv7-unknown-freebsd/release/deps -L dependency=/wrkdirs/usr/ports/deskutils/just/work/target/release/deps --cap-lints warn -C link-arg=-fstack-protector-strong`
error[E0308]: mismatched types

The error occurred during build of the Just project.

Log: https://pkg-status.freebsd.org/ampere2/data/main-armv7-default/pf323e9d40f68_s41be508d31/logs/just-1.6.0_2.log (IPv6 URL)

rust-1.65.0
OS: FreeBSD 13.1

[LeoniePhiline]

This crate is unmaintained.
Migrate to https://github.com/allan2/dotenvy