2:48.56    Compiling nsstring v0.1.0 (/home/user/waterfox-classic-kpe/src/Waterfox/xpcom/rust/nsstring)
 2:48.61 error: use of deprecated item 'try': use the `?` operator instead
 2:48.61    --> /home/user/waterfox-classic-kpe/src/Waterfox/xpcom/rust/nsstring/src/lib.rs:138:5
 2:48.61     |
 2:48.62 138 | /     bitflags! {
 2:48.62 139 | |         // While this has the same layout as u16, it cannot be passed
 2:48.62 140 | |         // over FFI safely as a u16.
 2:48.62 141 | |         #[repr(C)]
 2:48.62 ...   |
 2:48.62 149 | |         }
 2:48.62 150 | |     }
 2:48.62     | |_____^
 2:48.62     |
 2:48.62 note: lint level defined here
 2:48.62    --> /home/user/waterfox-classic-kpe/src/Waterfox/xpcom/rust/nsstring/src/lib.rs:116:9
 2:48.62     |
 2:48.62 116 | #![deny(warnings)]
 2:48.62     |         ^^^^^^^^
 2:48.62     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
 2:48.62     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
 2:48.62 
 2:48.62 error: use of deprecated item 'try': use the `?` operator instead
 2:48.62    --> /home/user/waterfox-classic-kpe/src/Waterfox/xpcom/rust/nsstring/src/lib.rs:138:5
 2:48.62     |
 2:48.62 138 | /     bitflags! {
 2:48.62 139 | |         // While this has the same layout as u16, it cannot be passed
 2:48.62 140 | |         // over FFI safely as a u16.
 2:48.62 141 | |         #[repr(C)]
 2:48.62 ...   |
 2:48.62 149 | |         }
 2:48.62 150 | |     }
 2:48.62     | |_____^
 2:48.62     |
 2:48.62     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
 2:48.62 
 2:48.62 error: use of deprecated item 'try': use the `?` operator instead
 2:48.62    --> /home/user/waterfox-classic-kpe/src/Waterfox/xpcom/rust/nsstring/src/lib.rs:154:5
 2:48.62     |
 2:48.62 154 | /     bitflags! {
 2:48.62 155 | |         // While this has the same layout as u16, it cannot be passed
 2:48.62 156 | |         // over FFI safely as a u16.
 2:48.62 157 | |         #[repr(C)]
 2:48.62 ...   |
 2:48.62 161 | |         }
 2:48.62 162 | |     }
 2:48.62     | |_____^
 2:48.62     |
 2:48.62     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
 2:48.62 
 2:48.62 error: use of deprecated item 'try': use the `?` operator instead
 2:48.62    --> /home/user/waterfox-classic-kpe/src/Waterfox/xpcom/rust/nsstring/src/lib.rs:154:5
 2:48.62     |
 2:48.62 154 | /     bitflags! {
 2:48.62 155 | |         // While this has the same layout as u16, it cannot be passed
 2:48.62 156 | |         // over FFI safely as a u16.
 2:48.62 157 | |         #[repr(C)]
 2:48.62 ...   |
 2:48.62 161 | |         }
 2:48.62 162 | |     }
 2:48.62     | |_____^
 2:48.62     |
 2:48.62     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
 2:48.63 
 2:48.73 error: aborting due to 4 previous errors
 2:48.73 
 2:48.74 error: could not compile `nsstring`.
 2:48.74 
 2:48.74 To learn more, run the command again with --verbose.
 2:48.74 make[5]: *** [/home/user/waterfox-classic-kpe/src/Waterfox/config/rules.mk:998: force-cargo-library-build] Error 101
 2:48.74 make[5]: Leaving directory '/home/user/waterfox-classic-kpe/src/Waterfox/obj-x86_64-pc-linux-gnu/toolkit/library/rust'
 2:48.74 make[4]: *** [/home/user/waterfox-classic-kpe/src/Waterfox/config/recurse.mk:73: toolkit/library/rust/target] Error 2
 2:48.74 make[4]: *** Waiting for unfinished jobs....