17         println!("cargo:rustc-cfg=no_exhaustive_int_match");  in main()
23         println!("cargo:rustc-cfg=no_alloc_crate");  in main()
29         println!("cargo:rustc-cfg=no_const_vec_new");  in main()
35         println!("cargo:rustc-cfg=no_non_exhaustive");  in main()
41         println!("cargo:rustc-cfg=no_str_strip_prefix");  in main()
47         println!("cargo:rustc-cfg=no_track_caller");  in main()
53         println!("cargo:rustc-cfg=no_unsafe_op_in_unsafe_fn_lint");  in main()
62         println!("cargo:rustc-cfg=no_nonzero_bitscan");  in main()
67     let rustc = env::var_os("RUSTC")?;  in rustc_minor_version()  localVariable
68     let output = Command::new(rustc).arg("--version").output().ok()?;  in rustc_minor_version()
71     if pieces.next() != Some("rustc 1") {  in rustc_minor_version()