[INFO] cloning repository https://github.com/trishume/ratews_backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trishume/ratews_backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrishume%2Fratews_backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrishume%2Fratews_backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 823310a8b009968209f4b911a0e0e8ba7d90a0fb
[INFO] checking trishume/ratews_backend against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for 155501-infallible-never-with-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrishume%2Fratews_backend" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/trishume/ratews_backend
[INFO] finished tweaking git repo https://github.com/trishume/ratews_backend
[INFO] tweaked toml for git repo https://github.com/trishume/ratews_backend written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/trishume/ratews_backend on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/trishume/ratews_backend 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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusqlite v0.0.11
[INFO] [stderr]   Downloaded libc v0.1.3
[INFO] [stderr]   Downloaded libsqlite3-sys v0.0.10
[INFO] [stderr]   Downloaded gcc v0.3.1
[INFO] [stderr]   Downloaded pkg-config v0.3.1
[INFO] [stderr]   Downloaded time v0.1.20
[INFO] [stderr]   Downloaded bitflags v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dde5d05e41bb5d77df2cf5254c84e8c6860ad865ef530c456d5fdf6130c06315
[INFO] running `Command { std: "docker" "start" "-a" "dde5d05e41bb5d77df2cf5254c84e8c6860ad865ef530c456d5fdf6130c06315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dde5d05e41bb5d77df2cf5254c84e8c6860ad865ef530c456d5fdf6130c06315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde5d05e41bb5d77df2cf5254c84e8c6860ad865ef530c456d5fdf6130c06315", kill_on_drop: false }`
[INFO] [stdout] dde5d05e41bb5d77df2cf5254c84e8c6860ad865ef530c456d5fdf6130c06315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8bf87831cb2b28e5f45b4825df68ec90e12176810d07aa189a10a688d156aa
[INFO] running `Command { std: "docker" "start" "-a" "bd8bf87831cb2b28e5f45b4825df68ec90e12176810d07aa189a10a688d156aa", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling pkg-config v0.3.1
[INFO] [stderr]    Compiling gcc v0.3.1
[INFO] [stderr]     Checking libc v0.1.3
[INFO] [stderr]    Compiling rusqlite v0.0.11
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stdout] error: expected identifier, found `"pkg-config"`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusqlite-0.0.11/build.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate "pkg-config" as pkg_config;
[INFO] [stdout]   |              ^^^^^^^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusqlite` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `std::path::AsPath`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 | use std::path::{PathBuf, AsPath};
[INFO] [stdout]    |                          ^^^^^^ no `AsPath` in `path`
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 50 - use std::path::{PathBuf, AsPath};
[INFO] [stdout] 50 + use std::path::{PathBuf, Path};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::path::AsPath`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:50:26
[INFO] [stdout]    |
[INFO] [stdout] 50 | use std::path::{PathBuf, AsPath};
[INFO] [stdout]    |                          ^^^^^^ no `AsPath` in `path`
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 50 - use std::path::{PathBuf, AsPath};
[INFO] [stdout] 50 + use std::path::{PathBuf, Path};
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `path`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pkg-config-0.3.1/src/lib.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | #![feature(path)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `old_io` in `std`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 329 |     std::old_io::stdio::set_stderr(Box::new(std::old_io::util::NullWriter));
[INFO] [stdout]     |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `old_io` in `std`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:329:10
[INFO] [stdout]     |
[INFO] [stdout] 329 |     std::old_io::stdio::set_stderr(Box::new(std::old_io::util::NullWriter));
[INFO] [stdout]     |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `old_io` in `std`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:329:50
[INFO] [stdout]     |
[INFO] [stdout] 329 |     std::old_io::stdio::set_stderr(Box::new(std::old_io::util::NullWriter));
[INFO] [stdout]     |                                                  ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `old_io` in `std`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:329:50
[INFO] [stdout]     |
[INFO] [stdout] 329 |     std::old_io::stdio::set_stderr(Box::new(std::old_io::util::NullWriter));
[INFO] [stdout]     |                                                  ^^^^^^ could not find `old_io` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_exit_status` in module `env`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:328:10
[INFO] [stdout]     |
[INFO] [stdout] 328 |     env::set_exit_status(1);
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^ not found in `env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `set_exit_status` in module `env`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:328:10
[INFO] [stdout]     |
[INFO] [stdout] 328 |     env::set_exit_status(1);
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^ not found in `env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `old_io`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `old_io`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                    ^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `ip`
[INFO] [stdout]    |
[INFO] [stdout] 45 - #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout] 45 + #![feature(old_io, ip, path, env, collections, process, fs)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pkg-config-0.3.1/src/lib.rs:172:27
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 dirs.push(PathBuf::new(val));
[INFO] [stdout]     |                           ^^^^^^^^^^^^ --- unexpected argument of type `&str`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /rustc/5ec4d3b0c83717313176eefa7d71e9d36dc83355/library/std/src/path.rs:1232:17
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] 172 -                 dirs.push(PathBuf::new(val));
[INFO] [stdout] 172 +                 dirs.push(PathBuf::new());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:20
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                    ^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `ip`
[INFO] [stdout]    |
[INFO] [stdout] 45 - #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout] 45 + #![feature(old_io, ip, path, env, collections, process, fs)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `path`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `fs`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:57
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                                                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `fd`
[INFO] [stdout]    |
[INFO] [stdout] 45 - #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout] 45 + #![feature(old_io, io, path, env, collections, process, fd)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pkg-config-0.3.1/src/lib.rs:173:37
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 ret.link_paths.push(PathBuf::new(val));
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ --- unexpected argument of type `&str`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /rustc/5ec4d3b0c83717313176eefa7d71e9d36dc83355/library/std/src/path.rs:1232:17
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] 173 -                 ret.link_paths.push(PathBuf::new(val));
[INFO] [stdout] 173 +                 ret.link_paths.push(PathBuf::new());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pkg-config-0.3.1/src/lib.rs:176:42
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 ret.framework_paths.push(PathBuf::new(val));
[INFO] [stdout]     |                                          ^^^^^^^^^^^^ --- unexpected argument of type `&str`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /rustc/5ec4d3b0c83717313176eefa7d71e9d36dc83355/library/std/src/path.rs:1232:17
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] 176 -                 ret.framework_paths.push(PathBuf::new(val));
[INFO] [stdout] 176 +                 ret.framework_paths.push(PathBuf::new());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `path`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `fs`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:57
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                                                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `fd`
[INFO] [stdout]    |
[INFO] [stdout] 45 - #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout] 45 + #![feature(old_io, io, path, env, collections, process, fd)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pkg-config-0.3.1/src/lib.rs:178:40
[INFO] [stdout]     |
[INFO] [stdout] 178 |                 ret.include_paths.push(PathBuf::new(val));
[INFO] [stdout]     |                                        ^^^^^^^^^^^^ --- unexpected argument of type `&str`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /rustc/5ec4d3b0c83717313176eefa7d71e9d36dc83355/library/std/src/path.rs:1232:17
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] 178 -                 ret.include_paths.push(PathBuf::new(val));
[INFO] [stdout] 178 +                 ret.include_paths.push(PathBuf::new());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:35
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `collections`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.1/src/lib.rs:45:35
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(old_io, io, path, env, collections, process, fs)]
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gcc` (lib) due to 9 previous errors
[INFO] [stderr] error: could not compile `gcc` (lib) due to 9 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pkg-config` (lib) due to 5 previous errors
[INFO] [stdout] error: expected identifier, found `"std"`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libc-0.1.3/rust/src/liblibc/lib.rs:79:46
[INFO] [stdout]    |
[INFO] [stdout] 79 | #[cfg(feature = "cargo-build")] extern crate "std" as core;
[INFO] [stdout]    |                                              ^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libc` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "bd8bf87831cb2b28e5f45b4825df68ec90e12176810d07aa189a10a688d156aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8bf87831cb2b28e5f45b4825df68ec90e12176810d07aa189a10a688d156aa", kill_on_drop: false }`
[INFO] [stdout] bd8bf87831cb2b28e5f45b4825df68ec90e12176810d07aa189a10a688d156aa
