Building bootstrap
   Compiling proc-macro2 v1.0.89
   Compiling unicode-ident v1.0.13
   Compiling memchr v2.7.4
   Compiling version_check v0.9.5
   Compiling typenum v1.17.0
   Compiling generic-array v0.14.7
   Compiling shlex v1.3.0
   Compiling libc v0.2.174
   Compiling cc v1.2.23
   Compiling aho-corasick v1.1.3
   Compiling quote v1.0.37
   Compiling crossbeam-utils v0.8.20
   Compiling regex-syntax v0.8.5
   Compiling syn v2.0.87
   Compiling serde v1.0.215
   Compiling rustix v1.0.7
   Compiling regex-automata v0.4.9
   Compiling pkg-config v0.3.31
   Compiling bitflags v2.6.0
   Compiling cfg-if v1.0.0
   Compiling linux-raw-sys v0.9.3
   Compiling lzma-sys v0.1.20
   Compiling bstr v1.10.0
   Compiling heck v0.5.0
   Compiling anstyle v1.0.10
   Compiling clap_lex v0.7.2
   Compiling clap_builder v4.5.20
   Compiling clap_derive v4.5.18
   Compiling crossbeam-epoch v0.9.18
   Compiling crypto-common v0.1.6
   Compiling block-buffer v0.10.4
   Compiling log v0.4.22
   Compiling semver v1.0.23
   Compiling serde_json v1.0.132
   Compiling same-file v1.0.6
   Compiling walkdir v2.5.0
   Compiling globset v0.4.15
   Compiling digest v0.10.7
   Compiling crossbeam-deque v0.8.5
   Compiling xattr v1.5.0
   Compiling serde_derive v1.0.215
   Compiling clap v4.5.20
   Compiling filetime v0.2.25
   Compiling itoa v1.0.11
   Compiling bootstrap v0.0.0 (/var/pisi/rust-1.90.0-41/work/rustc-1.90.0-src/src/bootstrap)
   Compiling ryu v1.0.18
   Compiling cpufeatures v0.2.15
   Compiling sha2 v0.10.8
   Compiling tar v0.4.43
   Compiling clap_complete v4.5.37
   Compiling ignore v0.4.23
   Compiling xz2 v0.1.7
   Compiling toml v0.5.11
   Compiling fd-lock v4.0.4
   Compiling opener v0.5.2
   Compiling cmake v0.1.54
   Compiling object v0.36.5
   Compiling termcolor v1.4.1
   Compiling home v0.5.9
   Compiling build_helper v0.1.0 (/var/pisi/rust-1.90.0-41/work/rustc-1.90.0-src/src/build_helper)
    Finished `dev` profile [unoptimized] target(s) in 1m 40s
error: failed to run `rustc` to learn about target-specific information

Caused by:
  process didn't exit successfully: `/var/pisi/rust-1.90.0-41/work/rustc-1.90.0-src/build/bootstrap/debug/rustc /var/pisi/rust-1.90.0-41/work/rustc-1.90.0-src/build/bootstrap/debug/rustc - --crate-name ___ --print=file-names --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg -Wwarnings` (exit status: 1)
  --- stderr
  error: unknown unstable option: `linker-features`

Build completed unsuccessfully in 0:01:42
Program terminated.
Command "python3 ./x.py build" failed, return value was 1.