Using rustflags: -Ctarget-cpu=atmega328p
Build date: 2025-07-05T23:55:25.748Z
Build duration: 14.723s
Builder does-it-build commit: 5a6180f8
Compiling compiler_builtins v0.1.157
Compiling core v0.0.0 (/root/.rustup/toolchains/nightly-2025-05-06-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core)
Compiling rustc-std-workspace-core v1.99.0 (/root/.rustup/toolchains/nightly-2025-05-06-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/rustc-std-workspace-core)
error[E0432]: unresolved import `core::sync::atomic::AtomicU32`
--> /root/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/compiler_builtins-0.1.157/src/math/libm_math/support/feature_detect.rs:3:26
|
3 | use core::sync::atomic::{AtomicU32, Ordering};
| ^^^^^^^^^
| |
| no `AtomicU32` in `sync::atomic`
| help: a similar name exists in the module: `AtomicU8`
For more information about this error, try `rustc --explain E0432`.
error: could not compile `compiler_builtins` (lib) due to 1 previous error