error[E0433]: failed to resolve: use of undeclared crate or module `slice` --> /localhome/somers/.rustup/toolchains/nightly-x86_64-unknown-freebsd/lib/rustlib/src/rust/library/std/src/sys/pal/unix/thread.rs:272:24 | 272 | let name = slice::from_raw_parts(info.name.as_ptr() as...
$cargo buildCompiling restaurant v0.1.0 (file:///projects/restaurant) error[E0433]: failed to resolve: use of undeclared crate or module `hosting`-->src/lib.rs:11:9| 11 | hosting::add_to_waitlist(); | ^^^ use of undeclared crate or module `hosting` warning: unused import: `crate...
error[E0433]: failed to resolve: use of undeclared type or module `fail_ure` --> third_party/cargo/vendor/actix-http-1.0.1/src/error.rs:968:24 | 968 | impl ResponseError for fail_ure::Error {} | ^^^ use of undeclared type or module `fail_ure` error: aborting due to previous ...
一种是「静态作用域」（Static Scope）也被称为「词法作用域」（Lexical Scope），另一种是「动态作用...
ndjson.rs:88:30 | 88 | let reader = JsonLineReader::new(curs); | ^^^ use of undeclared type `JsonLineReader` | help: consider importing this struct | 1 + use polars_io::prelude::JsonLineReader; | For more information about this error, try `rustc --explain E0433`. error: could...
It includes both the break/continue keywords as well as the label name, when only the label should be spanned: e.g. <anon>:1:13: 1:22 error: use of undeclared label `'a` <anon>:1 fn main() { break 'a; } ^~~~
cargo:warning=rocksdb/port/jemalloc_helper.h:71:17: error: use of undeclared identifier 'nothrow'; did you mean 'std::nothrow'? cargo:warning= 71 | extern "C" void JEMALLOC_NOTHROW dallocx(void *, int) __attribute__((__weak__)); ...