Compiling core v0.0.0 (/root/.rustup/toolchains/nightly-2025-04-03-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core) Compiling object v0.36.7 Compiling std v0.0.0 (/root/.rustup/toolchains/nightly-2025-04-03-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std) Compiling rustc-std-workspace-core v1.99.0 (/root/.rustup/toolchains/nightly-2025-04-03-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/rustc-std-workspace-core)error: target requires explicitly specifying a cpu with `-C target-cpu` Compiling compiler_builtins v0.1.152 Compiling libc v0.2.171error: could not compile `rustc-std-workspace-core` (lib) due to 1 previous errorwarning: build failed, waiting for other jobs to finish...error: could not compile `libc` (lib) due to 1 previous errorerror: could not compile `core` (lib) due to 1 previous errorerror: could not compile `compiler_builtins` (lib) due to 1 previous error