[INFO] cloning repository https://github.com/gmjosack/coreutils.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmjosack/coreutils.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmjosack%2Fcoreutils.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmjosack%2Fcoreutils.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b9ff9d971867cf4c1666e337d18946fa85649a6
[INFO] checking gmjosack/coreutils.rs against try#22cc29ba5b459fb386c0406b9baf3a49eb0fba39 for pr-146095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmjosack%2Fcoreutils.rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gmjosack/coreutils.rs
[INFO] finished tweaking git repo https://github.com/gmjosack/coreutils.rs
[INFO] tweaked toml for git repo https://github.com/gmjosack/coreutils.rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gmjosack/coreutils.rs on toolchain 22cc29ba5b459fb386c0406b9baf3a49eb0fba39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gmjosack/coreutils.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "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] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking gmjosack/coreutils.rs against try#22cc29ba5b459fb386c0406b9baf3a49eb0fba39 for pr-146095
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmjosack%2Fcoreutils.rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gmjosack/coreutils.rs
[INFO] finished tweaking git repo https://github.com/gmjosack/coreutils.rs
[INFO] tweaked toml for git repo https://github.com/gmjosack/coreutils.rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gmjosack/coreutils.rs on toolchain 22cc29ba5b459fb386c0406b9baf3a49eb0fba39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gmjosack/coreutils.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17822feb4ff397fdb3f871e0f39a639732e0f0b8449808294c913b9c77bd6278
[INFO] running `Command { std: "docker" "start" "-a" "17822feb4ff397fdb3f871e0f39a639732e0f0b8449808294c913b9c77bd6278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17822feb4ff397fdb3f871e0f39a639732e0f0b8449808294c913b9c77bd6278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17822feb4ff397fdb3f871e0f39a639732e0f0b8449808294c913b9c77bd6278", kill_on_drop: false }`
[INFO] [stdout] 17822feb4ff397fdb3f871e0f39a639732e0f0b8449808294c913b9c77bd6278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e67582e3e16e0a35bddb230606addfcbe90c16b14d3ffff9eab1da1e3fc3bc73
[INFO] running `Command { std: "docker" "start" "-a" "e67582e3e16e0a35bddb230606addfcbe90c16b14d3ffff9eab1da1e3fc3bc73", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking coreutils v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/sync.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  7 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 17 -     let args = os::args();
[INFO] [stdout] 17 +     let args = args();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:30:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]  --> src/bin/true.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let args = os::args();
[INFO] [stdout]   |                    ^^^^ not found in `os`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 5 + use std::env::args;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 9 -     let args = os::args();
[INFO] [stdout] 9 +     let args = args();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:22:44
[INFO] [stdout]    |
[INFO] [stdout] 22 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/bin/sync.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern {
[INFO] [stdout]    | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[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/bin/sync.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | 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 2026-01-13; 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/bin/sync.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate getopts;
[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 2026-01-13; 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/bin/sync.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn sync() -> libc::c_void;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/sync.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/sync.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]  --> src/bin/true.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let args = os::args();
[INFO] [stdout]   |                    ^^^^ not found in `os`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 5 + use std::env::args;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 9 -     let args = os::args();
[INFO] [stdout] 9 +     let args = args();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:22:44
[INFO] [stdout]    |
[INFO] [stdout] 22 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/true.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[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/bin/true.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/true.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/true.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "sync") due to 11 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/bin/true.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/true.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]  --> src/bin/false.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let args = os::args();
[INFO] [stdout]   |                    ^^^^ not found in `os`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 5 + use std::env::args;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 9 -     let args = os::args();
[INFO] [stdout] 9 +     let args = args();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:22:44
[INFO] [stdout]    |
[INFO] [stdout] 22 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_exit_status` in module `os`
[INFO] [stdout]   --> src/bin/false.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     os::set_exit_status(1);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ not found in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/basename.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 18 -     let args = os::args();
[INFO] [stdout] 18 +     let args = args();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[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/bin/false.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:27:34
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/false.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:32:44
[INFO] [stdout]    |
[INFO] [stdout] 32 |             println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:51:40
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout]   --> src/bin/basename.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let file = Path::new(args[1].as_slice());
[INFO] [stdout]    |                ^^^^ use of undeclared type `Path`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/false.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/true.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0658.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/basename.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 18 -     let args = os::args();
[INFO] [stdout] 18 +     let args = args();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:27:34
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:32:44
[INFO] [stdout]    |
[INFO] [stdout] 32 |             println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/basename.rs:51:40
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout]   --> src/bin/basename.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let file = Path::new(args[1].as_slice());
[INFO] [stdout]    |                ^^^^ use of undeclared type `Path`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[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/bin/basename.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; 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/bin/basename.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `funcs` in `libc`
[INFO] [stdout]  --> src/bin/logname.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use libc::funcs::posix88::unistd::getlogin;
[INFO] [stdout]   |           ^^^^^ could not find `funcs` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "true" test) due to 9 previous errors
[INFO] [stdout] error[E0432]: unresolved import `std::c_str`
[INFO] [stdout]  --> src/bin/logname.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::c_str::CString;
[INFO] [stdout]   |          ^^^^^ could not find `c_str` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "false") due to 10 previous errors
[INFO] [stderr] error: could not compile `coreutils` (bin "true") due to 9 previous errors
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]  --> src/bin/false.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let args = os::args();
[INFO] [stdout]   |                    ^^^^ not found in `os`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 5 + use std::env::args;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 9 -     let args = os::args();
[INFO] [stdout] 9 +     let args = args();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:22:44
[INFO] [stdout]    |
[INFO] [stdout] 22 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/false.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_exit_status` in module `os`
[INFO] [stdout]   --> src/bin/false.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     os::set_exit_status(1);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ not found in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/yes.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 11 -     let args = os::args();
[INFO] [stdout] 11 +     let args = args();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:30:40
[INFO] [stdout]    |
[INFO] [stdout] 30 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `IoError` in module `io`
[INFO] [stdout]   --> src/bin/yes.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/io/error.rs:72:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: similarly named struct `Error` defined here
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 48 -             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout] 48 +             Some(io::Error { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find unit struct, unit variant or constant `BrokenPipe` in module `io`
[INFO] [stdout]   --> src/bin/yes.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout]    |                                          ^^^^^^^^^^ not found in `io`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout]  5 + use io::ErrorKind::BrokenPipe;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `BrokenPipe`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 48 -             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout] 48 +             Some(io::IoError { kind: BrokenPipe, .. }) => break,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `stdio` is private
[INFO] [stdout]   --> src/bin/yes.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut stdout = &mut io::stdio::stdout();
[INFO] [stdout]    |                               ^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `stdio` is defined here
[INFO] [stdout]   --> /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/io/mod.rs:344:0
[INFO] [stdout] help: consider importing this function instead
[INFO] [stdout]    |
[INFO] [stdout] 44 -     let mut stdout = &mut io::stdio::stdout();
[INFO] [stdout] 44 +     let mut stdout = &mut io::stdout();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/bin/yes.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[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/bin/yes.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_to` found for reference `&str` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     return string.slice_to(string.len() - suffix.len()).to_string();
[INFO] [stdout]    |                   ^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/basename.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/logname.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let args = os::args();
[INFO] [stdout] 12 +     let args = args();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:20:34
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[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/bin/false.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:25:44
[INFO] [stdout]    |
[INFO] [stdout] 25 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:31:40
[INFO] [stdout]    |
[INFO] [stdout] 31 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_exit_status` in module `os`
[INFO] [stdout]   --> src/bin/logname.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |         None => os::set_exit_status(1),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ not found in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/yes.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/yes.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[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/bin/logname.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | 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 2026-01-13; 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/bin/logname.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate getopts;
[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 2026-01-13; 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/bin/logname.rs:42:34
[INFO] [stdout]    |
[INFO] [stdout] 42 |             getlogin() as *const libc::c_char,
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/logname.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/logname.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_to` found for reference `&str` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |     return string.slice_to(string.len() - suffix.len()).to_string();
[INFO] [stdout]    |                   ^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/basename.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/false.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/false.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0432, E0433, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: cannot write into `&mut Stdout`
[INFO] [stdout]   --> src/bin/yes.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |         match writeln!(stdout, "{}", output).err() {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method
[INFO] [stdout]   --> src/bin/yes.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |         match writeln!(stdout, "{}", output).err() {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Write` which provides `write_fmt` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::io::Write;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `funcs` in `libc`
[INFO] [stdout]  --> src/bin/logname.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use libc::funcs::posix88::unistd::getlogin;
[INFO] [stdout]   |           ^^^^^ could not find `funcs` in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0422, E0425, E0531, E0599, E0603, E0658.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:32:64
[INFO] [stdout]    |
[INFO] [stdout] 32 |             println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/basename.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:32:64
[INFO] [stdout]    |
[INFO] [stdout] 32 |             println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                                                ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/basename.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::c_str`
[INFO] [stdout]  --> src/bin/logname.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::c_str::CString;
[INFO] [stdout]   |          ^^^^^ could not find `c_str` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:38:60
[INFO] [stdout]    |
[INFO] [stdout] 38 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:38:60
[INFO] [stdout]    |
[INFO] [stdout] 38 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "logname" test) due to 14 previous errors
[INFO] [stderr] error: could not compile `coreutils` (bin "false" test) due to 10 previous errors
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:51:60
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0433, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/sync.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  7 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 17 -     let args = os::args();
[INFO] [stdout] 17 +     let args = args();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:30:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/sync.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/bin/sync.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern {
[INFO] [stdout]    | ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[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/bin/sync.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | 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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/yes.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 11 -     let args = os::args();
[INFO] [stdout] 11 +     let args = args();
[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/bin/sync.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate getopts;
[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 2026-01-13; 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/bin/sync.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn sync() -> libc::c_void;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/bin/basename.rs:51:60
[INFO] [stdout]    |
[INFO] [stdout] 51 |         println!("Usage: {}", getopts::usage(program_usage.as_slice(), opts));
[INFO] [stdout]    |                                                            ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:15:18
[INFO] [stdout]    |
[INFO] [stdout] 15 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:19:34
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/yes.rs:30:40
[INFO] [stdout]    |
[INFO] [stdout] 30 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `IoError` in module `io`
[INFO] [stdout]   --> src/bin/yes.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/io/error.rs:72:0
[INFO] [stdout]    |
[INFO] [stdout]    = note: similarly named struct `Error` defined here
[INFO] [stdout] help: a struct with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 48 -             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout] 48 +             Some(io::Error { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find unit struct, unit variant or constant `BrokenPipe` in module `io`
[INFO] [stdout]   --> src/bin/yes.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout]    |                                          ^^^^^^^^^^ not found in `io`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout]  5 + use io::ErrorKind::BrokenPipe;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `BrokenPipe`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 48 -             Some(io::IoError { kind: io::BrokenPipe, .. }) => break,
[INFO] [stdout] 48 +             Some(io::IoError { kind: BrokenPipe, .. }) => break,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/sync.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `stdio` is private
[INFO] [stdout]   --> src/bin/yes.rs:44:31
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut stdout = &mut io::stdio::stdout();
[INFO] [stdout]    |                               ^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `stdio` is defined here
[INFO] [stdout]   --> /rustc/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/library/std/src/io/mod.rs:344:0
[INFO] [stdout] help: consider importing this function instead
[INFO] [stdout]    |
[INFO] [stdout] 44 -     let mut stdout = &mut io::stdio::stdout();
[INFO] [stdout] 44 +     let mut stdout = &mut io::stdout();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/sync.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/bin/yes.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[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/bin/yes.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate getopts;
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/yes.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "yes") due to 13 previous errors; 1 warning emitted
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0433, E0599, E0658.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "basename") due to 15 previous errors
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "basename" test) due to 15 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0658.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "sync" test) due to 11 previous errors; 1 warning emitted
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "yes" test) due to 13 previous errors; 1 warning emitted
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/yes.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: cannot write into `&mut Stdout`
[INFO] [stdout]   --> src/bin/yes.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |         match writeln!(stdout, "{}", output).err() {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method
[INFO] [stdout]   --> src/bin/yes.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |         match writeln!(stdout, "{}", output).err() {
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Write` which provides `write_fmt` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::io::Write;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0422, E0425, E0531, E0599, E0603, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/bin/logname.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let args = os::args();
[INFO] [stdout]    |                    ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `args`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 12 -     let args = os::args();
[INFO] [stdout] 12 +     let args = args();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 |         getopts::optflag("h", "help", "display this help and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `optflag` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 |         getopts::optflag("V", "version", "output version information and exit"),
[INFO] [stdout]    |                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `getopts` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:20:34
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                                  ^^^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:25:44
[INFO] [stdout]    |
[INFO] [stdout] 25 |             println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                            ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `usage` in crate `getopts`
[INFO] [stdout]   --> src/bin/logname.rs:31:40
[INFO] [stdout]    |
[INFO] [stdout] 31 |         println!("Usage: {}", getopts::usage(program.as_slice(), opts));
[INFO] [stdout]    |                                        ^^^^^ not found in `getopts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_exit_status` in module `os`
[INFO] [stdout]   --> src/bin/logname.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |         None => os::set_exit_status(1),
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ not found in `os`
[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/bin/logname.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | 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 2026-01-13; 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/bin/logname.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate getopts;
[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 2026-01-13; 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/bin/logname.rs:42:34
[INFO] [stdout]    |
[INFO] [stdout] 42 |             getlogin() as *const libc::c_char,
[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 2026-01-13; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/logname.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |             println!("{}", f.to_string());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/bin/logname.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let matches = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     if matches.opt_present("help") {
[INFO] [stdout]    |        ------- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `matches` an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let matches: /* Type */ = match getopts::getopts(args.tail(), opts) {
[INFO] [stdout]    |                ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0432, E0433, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `coreutils` (bin "logname") due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "e67582e3e16e0a35bddb230606addfcbe90c16b14d3ffff9eab1da1e3fc3bc73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67582e3e16e0a35bddb230606addfcbe90c16b14d3ffff9eab1da1e3fc3bc73", kill_on_drop: false }`
[INFO] [stdout] e67582e3e16e0a35bddb230606addfcbe90c16b14d3ffff9eab1da1e3fc3bc73
