Compiling std v0.0.0 (/root/.rustup/toolchains/nightly-2025-07-05-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std)error[E0425]: cannot find value `SYS_futex` in crate `libc` --> /root/.rustup/toolchains/nightly-2025-07-05-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/pal/unix/futex.rs:73:31 |73 | libc::SYS_futex, | ^^^^^^^^^ help: a constant with a similar name exists: `SYS_tee` | ::: /cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.174/src/unix/linux_like/linux/musl/b32/riscv32/mod.rs:564:1 |564 | pub const SYS_tee: c_long = 77; | ------------------------- similarly named constant `SYS_tee` defined hereerror[E0425]: cannot find value `SYS_futex` in crate `libc` --> /root/.rustup/toolchains/nightly-2025-07-05-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/pal/unix/futex.rs:105:34 |105 | unsafe { libc::syscall(libc::SYS_futex, ptr, op, 1) > 0 } | ^^^^^^^^^ help: a constant with a similar name exists: `SYS_tee` | ::: /cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.174/src/unix/linux_like/linux/musl/b32/riscv32/mod.rs:564:1 |564 | pub const SYS_tee: c_long = 77; | ------------------------- similarly named constant `SYS_tee` defined hereerror[E0425]: cannot find value `SYS_futex` in crate `libc` --> /root/.rustup/toolchains/nightly-2025-07-05-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/sys/pal/unix/futex.rs:114:29 |114 | libc::syscall(libc::SYS_futex, ptr, op, i32::MAX); | ^^^^^^^^^ help: a constant with a similar name exists: `SYS_tee` | ::: /cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.2.174/src/unix/linux_like/linux/musl/b32/riscv32/mod.rs:564:1 |564 | pub const SYS_tee: c_long = 77; | ------------------------- similarly named constant `SYS_tee` defined hereFor more information about this error, try `rustc --explain E0425`.error: could not compile `std` (lib) due to 3 previous errors