[INFO] fetching crate pidfile 0.1.0...
[INFO] testing pidfile-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate pidfile 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pidfile 0.1.0
[INFO] finished tweaking crates.io crate pidfile 0.1.0
[INFO] tweaked toml for crates.io crate pidfile 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pidfile 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cee81aea192e71ba261739f7563f1f5d5359964c78b98d3cb3bdec0d2bda1ede
[INFO] running `Command { std: "docker" "start" "-a" "cee81aea192e71ba261739f7563f1f5d5359964c78b98d3cb3bdec0d2bda1ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cee81aea192e71ba261739f7563f1f5d5359964c78b98d3cb3bdec0d2bda1ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee81aea192e71ba261739f7563f1f5d5359964c78b98d3cb3bdec0d2bda1ede", kill_on_drop: false }`
[INFO] [stdout] cee81aea192e71ba261739f7563f1f5d5359964c78b98d3cb3bdec0d2bda1ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 057da072e7ec31d9334f46e8d86706211dec7e64cbaec735f37e7f13ad620291
[INFO] running `Command { std: "docker" "start" "-a" "057da072e7ec31d9334f46e8d86706211dec7e64cbaec735f37e7f13ad620291", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling pidfile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: macros that expand to items must be delimited with braces or followed by a semicolon
[INFO] [stdout]   --> src/file_posix.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |   macro_rules! check(
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 23 | |     ($expr:expr) => ({
[INFO] [stdout] 24 | |         let mut ret;
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     })
[INFO] [stdout] 47 | | )
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout] help: change the delimiters to curly braces
[INFO] [stdout]    |
[INFO] [stdout] 22 ~ macro_rules! check{
[INFO] [stdout] 23 |     ($expr:expr) => ({
[INFO] [stdout] ...
[INFO] [stdout] 46 |     })
[INFO] [stdout] 47 + }
[INFO] [stdout]    |
[INFO] [stdout] help: add a semicolon
[INFO] [stdout]    |
[INFO] [stdout] 47 | );
[INFO] [stdout]    |  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;` or `]`, found `,`
[INFO] [stdout]    --> src/file_posix.rs:111:25
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let mut buf: [u8, ..20] = unsafe { mem::zeroed() };
[INFO] [stdout]     |                         ^ expected `;` or `]`
[INFO] [stdout]     |
[INFO] [stdout]     = note: you might have meant to write a slice or array type
[INFO] [stdout] help: you might have meant to use `;` as the separator
[INFO] [stdout]     |
[INFO] [stdout] 111 -         let mut buf: [u8, ..20] = unsafe { mem::zeroed() };
[INFO] [stdout] 111 +         let mut buf: [u8; ..20] = unsafe { mem::zeroed() };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::FilePermission`, `std::io::IoResult`, `std::io::IoError`, `std::io::FileNotFound`
[INFO] [stdout]   --> src/lib.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{FilePermission, IoResult, IoError, FileNotFound};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^ no `FileNotFound` in `io`
[INFO] [stdout]    |               |               |         |
[INFO] [stdout]    |               |               |         no `IoError` in `io`
[INFO] [stdout]    |               |               no `IoResult` in `io`
[INFO] [stdout]    |               no `FilePermission` in `io`
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 12 - use std::io::{FilePermission, IoResult, IoError, FileNotFound};
[INFO] [stdout] 12 + use std::io::{FilePermission, Result, IoError, FileNotFound};
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 12 - use std::io::{FilePermission, IoResult, IoError, FileNotFound};
[INFO] [stdout] 12 + use std::io::{FilePermission, IoResult, Error, FileNotFound};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::path::BytesContainer`
[INFO] [stdout]   --> src/lib.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::path::{BytesContainer, Path};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ no `BytesContainer` in `path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::from_str`
[INFO] [stdout]   --> src/lib.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::from_str::FromStr;
[INFO] [stdout]    |          ^^^^^^^^ could not find `from_str` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `consts` in `libc`
[INFO] [stdout]  --> src/ffi_linux.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use libc::consts::os::extra::O_SYNC;
[INFO] [stdout]   |               ^^^^^^ could not find `consts` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nix::sys::stat`
[INFO] [stdout]    --> src/lib.rs:16:15
[INFO] [stdout]     |
[INFO] [stdout]  16 | use nix::sys::stat::stat;
[INFO] [stdout]     |               ^^^^ could not find `stat` in `sys`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.30.1/src/sys/mod.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |     #![feature = "fs"]
[INFO] [stdout]     |        -------------- the item is gated behind the `fs` feature
[INFO] [stdout] 135 |     #[allow(missing_docs)]
[INFO] [stdout] 136 |     pub mod stat;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::io::IoResult`, `std::io::IoError`
[INFO] [stdout]  --> src/file_posix.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{BufWriter, IoResult, IoError};
[INFO] [stdout]   |                          ^^^^^^^^  ^^^^^^^ no `IoError` in `io`
[INFO] [stdout]   |                          |
[INFO] [stdout]   |                          no `IoResult` in `io`
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider importing this unresolved item through its public re-export instead:
[INFO] [stdout]           IoResult
[INFO] [stdout]   = help: consider importing this unresolved item through its public re-export instead:
[INFO] [stdout]           IoError
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 - use std::io::{BufWriter, IoResult, IoError};
[INFO] [stdout] 3 + use std::io::{BufWriter, Result, IoError};
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 - use std::io::{BufWriter, IoResult, IoError};
[INFO] [stdout] 3 + use std::io::{BufWriter, IoResult, Error};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::os::errno`
[INFO] [stdout]  --> src/file_posix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::os::errno;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ no `errno` in `os`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module instead
[INFO] [stdout]   |
[INFO] [stdout] 4 - use std::os::errno;
[INFO] [stdout] 4 + use nix::errno;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nix::sys::stat`
[INFO] [stdout]    --> src/file_posix.rs:11:5
[INFO] [stdout]     |
[INFO] [stdout]  11 | use nix::sys::stat;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ no `stat` in `sys`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.30.1/src/sys/mod.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |     #![feature = "fs"]
[INFO] [stdout]     |        -------------- the item is gated behind the `fs` feature
[INFO] [stdout] 135 |     #[allow(missing_docs)]
[INFO] [stdout] 136 |     pub mod stat;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout] help: consider importing one of these items instead
[INFO] [stdout]     |
[INFO] [stdout]  11 - use nix::sys::stat;
[INFO] [stdout]  11 + use std::os::linux::raw::stat;
[INFO] [stdout]     |
[INFO] [stdout]  11 - use nix::sys::stat;
[INFO] [stdout]  11 + use libc::stat;
[INFO] [stdout]     |
[INFO] [stdout]  11 - use nix::sys::stat;
[INFO] [stdout]  11 + use nix::libc::stat;
[INFO] [stdout]     |
[INFO] [stdout]  11 - use nix::sys::stat;
[INFO] [stdout]  11 + use stat;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nix::SysResult`
[INFO] [stdout]   --> src/file_posix.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use nix::SysResult;
[INFO] [stdout]    |     ^^^^^---------
[INFO] [stdout]    |     |    |
[INFO] [stdout]    |     |    help: a similar name exists in the module: `Result`
[INFO] [stdout]    |     no `SysResult` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `phase` in this scope
[INFO] [stdout]  --> src/lib.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[phase(plugin, link)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/file_posix.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             debug!("ffi; expr={}; ret={}", stringify!($expr), ret);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |         let fd = check!(libc::open(path.to_c_str().as_ptr(), flags, mode as mode_t));
[INFO] [stdout]    |                  ------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/file_posix.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             debug!("ffi; expr={}; ret={}", stringify!($expr), ret);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |         check!(libc::fcntl(fd, F_SETFD, FD_CLOEXEC));
[INFO] [stdout]    |         -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/file_posix.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             debug!("ffi; expr={}; ret={}", stringify!($expr), ret);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |         check!(libc::ftruncate(self.fd, 0));
[INFO] [stdout]    |         ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/file_posix.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             debug!("ffi; expr={}; ret={}", stringify!($expr), ret);
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |         let ret = check!(setlk(self.fd, &fl));
[INFO] [stdout]    |                   --------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]    --> src/file_posix.rs:29:13
[INFO] [stdout]     |
[INFO] [stdout]  29 |             debug!("ffi; expr={}; ret={}", stringify!($expr), ret);
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |         check!(libc::fcntl(self.fd, F_GETLK, &fl as *const flock));
[INFO] [stdout]     |         ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]    --> src/file_posix.rs:29:13
[INFO] [stdout]     |
[INFO] [stdout]  29 |             debug!("ffi; expr={}; ret={}", stringify!($expr), ret);
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |             let ret = check!(libc::write(self.fd, ptr as *const c_void, (len - pos) as size_t));
[INFO] [stdout]     |                       ------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]    --> src/file_posix.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         debug!("closing file");
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             debug!("lock not acquired; conflict");
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         debug!("lock acquired");
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         debug!("lockfile written");
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |         debug!("checking for lock");
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         debug!("no lock acquired -- file not found");
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |                         debug!("error checking for lock; err={}", e);
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 |             debug!("no lock acquired -- file exists");
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `debug` in this scope
[INFO] [stdout]   --> src/lib.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |         debug!("lock acquired; pid={}", pid);
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/lib.rs:103:3
[INFO] [stdout]     |
[INFO] [stdout] 103 | #[deriving(Clone, Show)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/lib.rs:166:3
[INFO] [stdout]     |
[INFO] [stdout] 166 | #[deriving(Show)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Path` in this scope
[INFO] [stdout]   --> src/file_posix.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub fn open(path: &Path, create: bool, write: bool, mode: u32) -> IoResult<File> {
[INFO] [stdout]    |                        ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout]  3 + use Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/file_posix.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 return Err(IoError::from_errno(err as uint, false));
[INFO] [stdout]    |                                                       ^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 70 |         let fd = check!(libc::open(path.to_c_str().as_ptr(), flags, mode as mode_t));
[INFO] [stdout]    |                  ------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/file_posix.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 return Err(IoError::from_errno(err as uint, false));
[INFO] [stdout]    |                                                       ^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 73 |         check!(libc::fcntl(fd, F_SETFD, FD_CLOEXEC));
[INFO] [stdout]    |         -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/file_posix.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 return Err(IoError::from_errno(err as uint, false));
[INFO] [stdout]    |                                                       ^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 79 |         check!(libc::ftruncate(self.fd, 0));
[INFO] [stdout]    |         ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/file_posix.rs:38:55
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 return Err(IoError::from_errno(err as uint, false));
[INFO] [stdout]    |                                                       ^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 89 |         let ret = check!(setlk(self.fd, &fl));
[INFO] [stdout]    |                   --------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/file_posix.rs:38:55
[INFO] [stdout]     |
[INFO] [stdout]  38 |                 return Err(IoError::from_errno(err as uint, false));
[INFO] [stdout]     |                                                       ^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 100 |         check!(libc::fcntl(self.fd, F_GETLK, &fl as *const flock));
[INFO] [stdout]     |         ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]    --> src/file_posix.rs:123:59
[INFO] [stdout]     |
[INFO] [stdout] 123 |             let ptr = unsafe { buf.as_ptr().offset(pos as int) };
[INFO] [stdout]     |                                                           ^^^
[INFO] [stdout]     |                                                           |
[INFO] [stdout]     |                                                           not found in this scope
[INFO] [stdout]     |                                                           help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/file_posix.rs:38:55
[INFO] [stdout]     |
[INFO] [stdout]  38 |                 return Err(IoError::from_errno(err as uint, false));
[INFO] [stdout]     |                                                       ^^^^ not found in this scope
[INFO] [stdout] ...
[INFO] [stdout] 124 |             let ret = check!(libc::write(self.fd, ptr as *const c_void, (len - pos) as size_t));
[INFO] [stdout]     |                       ------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/lib.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |             pidfile: Pidfile { pid: self.pid as uint },
[INFO] [stdout]    |                                                 ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/lib.rs:97:39
[INFO] [stdout]    |
[INFO] [stdout] 97 |         Ok(Some(Pidfile { pid: pid as uint }))
[INFO] [stdout]    |                                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/lib.rs:105:10
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pid: uint
[INFO] [stdout]     |          ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/lib.rs:109:26
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn pid(&self) -> uint {
[INFO] [stdout]     |                          ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/lib.rs:126:55
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn ensure_current(&self) -> Result<(), Option<uint>> {
[INFO] [stdout]     |                                                       ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl<uint> Lock {
[INFO] [stdout]     |     ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/lib.rs:154:34
[INFO] [stdout]     |
[INFO] [stdout] 154 |     fn read_pid(&self) -> Option<uint> {
[INFO] [stdout]     |                                  ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl<uint> Lock {
[INFO] [stdout]     |     ++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `File` in `io`
[INFO] [stdout]    --> src/lib.rs:155:30
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut f = std::io::File::open(&self.path);
[INFO] [stdout]     |                              ^^^^ could not find `File` in `io`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]  11 + use std::fs::File;
[INFO] [stdout]     |
[INFO] [stdout]  11 + use file::File;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `File`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 155 -         let mut f = std::io::File::open(&self.path);
[INFO] [stdout] 155 +         let mut f = File::open(&self.path);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]    --> src/lib.rs:188:11
[INFO] [stdout]     |
[INFO] [stdout] 188 | impl fmt::Show for Lock {
[INFO] [stdout]     |           ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/file_posix.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |             try!(write!(&mut reader, "{}\n", pid));
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/file_posix.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             try!(reader.tell())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         try!(f.truncate().map_err(LockError::io_error));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         try!(f.write(self.pid).map_err(LockError::io_error));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut f = try!(res.map_err(LockError::io_error));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         if !try!(f.lock().map_err(LockError::io_error)) {
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:88:19
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let pid = try!(f.check());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:145:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let path_stat = try!(stat(&self.path).map_err(|_| None));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate libc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use libc::pid_t;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/lib.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pid: pid_t,
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/lib.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn pid() -> pid_t {
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/lib.rs:197:14
[INFO] [stdout]     |
[INFO] [stdout] 197 |     unsafe { libc::getpid() }
[INFO] [stdout]     |              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `macro_rules` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(macro_rules)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `phase`
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(phase)]
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/ffi_linux.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{off_t, pid_t, c_int, c_short};
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/ffi_linux.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{off_t, pid_t, c_int, c_short};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/ffi_linux.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{off_t, pid_t, c_int, c_short};
[INFO] [stdout]   |                          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/ffi_linux.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{off_t, pid_t, c_int, c_short};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/ffi_linux.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub l_type: c_short,
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/ffi_linux.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub l_whence: c_short,
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub l_start: off_t,
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub l_len: off_t,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub l_pid: pid_t,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub l_sysid: c_int,
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:18:24
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub static FD_CLOEXEC: c_int = 1;
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub static F_UNLCK: c_short  = 2;
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub static F_WRLCK: c_short  = 1;
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub static F_SETFD: c_int    = 2;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub static F_GETLK: c_int    = 5;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/ffi_linux.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub static F_SETLK: c_int    = 6;
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use libc;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     c_void, c_int, c_short, pid_t, mode_t, size_t,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     c_void, c_int, c_short, pid_t, mode_t, size_t,
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     c_void, c_int, c_short, pid_t, mode_t, size_t,
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     c_void, c_int, c_short, pid_t, mode_t, size_t,
[INFO] [stdout]   |                             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 |     c_void, c_int, c_short, pid_t, mode_t, size_t,
[INFO] [stdout]   |                                    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:8:44
[INFO] [stdout]   |
[INFO] [stdout] 8 |     c_void, c_int, c_short, pid_t, mode_t, size_t,
[INFO] [stdout]   |                                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O_CREAT, O_WRONLY, SEEK_SET, EINTR, EACCES, EAGAIN
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O_CREAT, O_WRONLY, SEEK_SET, EINTR, EACCES, EAGAIN
[INFO] [stdout]   |              ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O_CREAT, O_WRONLY, SEEK_SET, EINTR, EACCES, EAGAIN
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:9:34
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O_CREAT, O_WRONLY, SEEK_SET, EINTR, EACCES, EAGAIN
[INFO] [stdout]   |                                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O_CREAT, O_WRONLY, SEEK_SET, EINTR, EACCES, EAGAIN
[INFO] [stdout]   |                                         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]  --> src/file_posix.rs:9:49
[INFO] [stdout]   |
[INFO] [stdout] 9 |     O_CREAT, O_WRONLY, SEEK_SET, EINTR, EACCES, EAGAIN
[INFO] [stdout]   |                                                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]   = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fd: c_int
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 | unsafe fn setlk(fd: c_int, fl: &flock) -> c_int {
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:49:43
[INFO] [stdout]    |
[INFO] [stdout] 49 | unsafe fn setlk(fd: c_int, fl: &flock) -> c_int {
[INFO] [stdout]    |                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let ret = libc::fcntl(fd, F_SETLK, fl as *const flock);
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:53:26
[INFO] [stdout]    |
[INFO] [stdout] 53 |         match errno() as c_int {
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |             EACCES | EAGAIN => return 1,
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:54:22
[INFO] [stdout]    |
[INFO] [stdout] 54 |             EACCES | EAGAIN => return 1,
[INFO] [stdout]    |                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:66:30
[INFO] [stdout]    |
[INFO] [stdout] 66 |         if create { flags |= O_CREAT;  }
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:67:30
[INFO] [stdout]    |
[INFO] [stdout] 67 |         if write  { flags |= O_WRONLY; }
[INFO] [stdout]    |                              ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:70:25
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let fd = check!(libc::open(path.to_c_str().as_ptr(), flags, mode as mode_t));
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:70:77
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let fd = check!(libc::open(path.to_c_str().as_ptr(), flags, mode as mode_t));
[INFO] [stdout]    |                                                                             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:32:38
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let err = errno() as c_int;
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |         let fd = check!(libc::open(path.to_c_str().as_ptr(), flags, mode as mode_t));
[INFO] [stdout]    |                  ------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 if err == EINTR {
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |         let fd = check!(libc::open(path.to_c_str().as_ptr(), flags, mode as mode_t));
[INFO] [stdout]    |                  ------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |         check!(libc::fcntl(fd, F_SETFD, FD_CLOEXEC));
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:32:38
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let err = errno() as c_int;
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |         check!(libc::fcntl(fd, F_SETFD, FD_CLOEXEC));
[INFO] [stdout]    |         -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 if err == EINTR {
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |         check!(libc::fcntl(fd, F_SETFD, FD_CLOEXEC));
[INFO] [stdout]    |         -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |         check!(libc::ftruncate(self.fd, 0));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:32:38
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let err = errno() as c_int;
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |         check!(libc::ftruncate(self.fd, 0));
[INFO] [stdout]    |         ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 if err == EINTR {
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |         check!(libc::ftruncate(self.fd, 0));
[INFO] [stdout]    |         ----------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:87:23
[INFO] [stdout]    |
[INFO] [stdout] 87 |         fl.l_whence = SEEK_SET as c_short;
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:87:35
[INFO] [stdout]    |
[INFO] [stdout] 87 |         fl.l_whence = SEEK_SET as c_short;
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:32:38
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 let err = errno() as c_int;
[INFO] [stdout]    |                                      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |         let ret = check!(setlk(self.fd, &fl));
[INFO] [stdout]    |                   --------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 if err == EINTR {
[INFO] [stdout]    |                           ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 89 |         let ret = check!(setlk(self.fd, &fl));
[INFO] [stdout]    |                   --------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]    = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:94:41
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn check(&mut self) -> IoResult<pid_t> {
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:98:23
[INFO] [stdout]    |
[INFO] [stdout] 98 |         fl.l_whence = SEEK_SET as c_short;
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]   --> src/file_posix.rs:98:35
[INFO] [stdout]    |
[INFO] [stdout] 98 |         fl.l_whence = SEEK_SET as c_short;
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:100:16
[INFO] [stdout]     |
[INFO] [stdout] 100 |         check!(libc::fcntl(self.fd, F_GETLK, &fl as *const flock));
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:32:38
[INFO] [stdout]     |
[INFO] [stdout]  32 |                 let err = errno() as c_int;
[INFO] [stdout]     |                                      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |         check!(libc::fcntl(self.fd, F_GETLK, &fl as *const flock));
[INFO] [stdout]     |         ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:34:27
[INFO] [stdout]     |
[INFO] [stdout]  34 |                 if err == EINTR {
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |         check!(libc::fcntl(self.fd, F_GETLK, &fl as *const flock));
[INFO] [stdout]     |         ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:110:34
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn write(&mut self, pid: pid_t) -> IoResult<()> {
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:124:30
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let ret = check!(libc::write(self.fd, ptr as *const c_void, (len - pos) as size_t));
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:124:88
[INFO] [stdout]     |
[INFO] [stdout] 124 |             let ret = check!(libc::write(self.fd, ptr as *const c_void, (len - pos) as size_t));
[INFO] [stdout]     |                                                                                        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:32:38
[INFO] [stdout]     |
[INFO] [stdout]  32 |                 let err = errno() as c_int;
[INFO] [stdout]     |                                      ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |             let ret = check!(libc::write(self.fd, ptr as *const c_void, (len - pos) as size_t));
[INFO] [stdout]     |                       ------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:34:27
[INFO] [stdout]     |
[INFO] [stdout]  34 |                 if err == EINTR {
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |             let ret = check!(libc::write(self.fd, ptr as *const c_void, (len - pos) as size_t));
[INFO] [stdout]     |                       ------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout]     = note: this error originates in the macro `check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `rustc_private`: this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stdout]    --> src/file_posix.rs:139:18
[INFO] [stdout]     |
[INFO] [stdout] 139 |         unsafe { libc::close(self.fd); }
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stdout]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2025-11-07; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> src/lib.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 |     path: Path,
[INFO] [stdout]    |           ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: within `Path`, the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required because it appears within the type `Path`
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/path.rs:2303:11
[INFO] [stdout]    = note: only the last field of a struct may have a dynamically sized type
[INFO] [stdout]    = help: change the field's type to have a statically known size
[INFO] [stdout] help: borrowed types always have a statically known size
[INFO] [stdout]    |
[INFO] [stdout] 42 |     path: &Path,
[INFO] [stdout]    |           +
[INFO] [stdout] help: the `Box` type always has a statically known size and allocates its contents in the heap
[INFO] [stdout]    |
[INFO] [stdout] 42 |     path: Box<Path>,
[INFO] [stdout]    |           ++++    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> src/lib.rs:116:11
[INFO] [stdout]     |
[INFO] [stdout] 116 |     path: Path,
[INFO] [stdout]     |           ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `Path`, the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required because it appears within the type `Path`
[INFO] [stdout]    --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/path.rs:2303:11
[INFO] [stdout]     = note: only the last field of a struct may have a dynamically sized type
[INFO] [stdout]     = help: change the field's type to have a statically known size
[INFO] [stdout] help: borrowed types always have a statically known size
[INFO] [stdout]     |
[INFO] [stdout] 116 |     path: &Path,
[INFO] [stdout]     |           +
[INFO] [stdout] help: the `Box` type always has a statically known size and allocates its contents in the heap
[INFO] [stdout]     |
[INFO] [stdout] 116 |     path: Box<Path>,
[INFO] [stdout]     |           ++++    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0405, E0412, E0432, E0433, E0463, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pidfile` (lib) due to 118 previous errors; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "057da072e7ec31d9334f46e8d86706211dec7e64cbaec735f37e7f13ad620291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057da072e7ec31d9334f46e8d86706211dec7e64cbaec735f37e7f13ad620291", kill_on_drop: false }`
[INFO] [stdout] 057da072e7ec31d9334f46e8d86706211dec7e64cbaec735f37e7f13ad620291
