Available unstable (nightly-only) flags:
-Z allow-features Allow *only* the listed unstable features
-Z asymmetric-token Allows authenticating with asymmetric tokens
-Z avoid-dev-deps Avoid installing dev-dependencies if possible
-Z binary-dep-depinfo Track changes to dependency artifacts
-Z bindeps Allow Cargo packages to depend on bin, cdylib, and staticlib crates, and use the artifacts built by those crates
-Z build-std Enable Cargo to compile the standard library itself as part of a crate graph compilation
-Z build-std-features Configure features enabled for the standard library itself when building the standard library
-Z cargo-lints Enable the `[lints.cargo]` table
-Z codegen-backend Enable the `codegen-backend` option in profiles in .cargo/config.toml file
-Z config-include Enable the `include` key in config files
-Z direct-minimal-versions Resolve minimal dependency versions instead of maximum (direct dependencies only)
-Z doctest-xcompile Compile and run doctests for non-host target using runner config
-Z dual-proc-macros Build proc-macros for both the host and the target
-Z gc Track cache usage and "garbage collect" unused files
-Z git Enable support for shallow git fetch operations
-Z gitoxide Use gitoxide for the given git interactions, or all of them if no argument is given
-Z host-config Enable the `[host]` section in the .cargo/config.toml file
-Z minimal-versions Resolve minimal dependency versions instead of maximum
-Z msrv-policy Enable rust-version aware policy within cargo
-Z mtime-on-use Configure Cargo to update the mtime of used files
-Z no-index-update Do not update the registry index even if the cache is outdated
-Z panic-abort-tests Enable support to run tests with -Cpanic=abort
-Z profile-rustflags Enable the `rustflags` option in profiles in .cargo/config.toml file
-Z public-dependency Respect a dependency's `public` field in Cargo.toml to control public/private dependencies
-Z publish-timeout Enable the `publish.timeout` key in .cargo/config.toml file
-Z rustdoc-map Allow passing external documentation mappings to rustdoc
-Z rustdoc-scrape-examples Allows Rustdoc to scrape code examples from reverse-dependencies
-Z script Enable support for single-file, `.rs` packages
-Z target-applies-to-host Enable the `target-applies-to-host` key in the .cargo/config.toml file
-Z trim-paths Enable the `trim-paths` option in profiles
-Z unstable-options Allow the usage of unstable options
Run with `cargo -Z [FLAG] [COMMAND]`
See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html for more information about these flags.