[INFO] fetching crate cstream 0.1.4...
[INFO] testing cstream-0.1.4 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate cstream 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate cstream 0.1.4
[INFO] finished tweaking crates.io crate cstream 0.1.4
[INFO] tweaked toml for crates.io crate cstream 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cstream 0.1.4 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fec809b8909c3da1004dc5e20a0a1a8b48cc00c89e68cfdd5fb27e018f536491
[INFO] running `Command { std: "docker" "start" "-a" "fec809b8909c3da1004dc5e20a0a1a8b48cc00c89e68cfdd5fb27e018f536491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fec809b8909c3da1004dc5e20a0a1a8b48cc00c89e68cfdd5fb27e018f536491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec809b8909c3da1004dc5e20a0a1a8b48cc00c89e68cfdd5fb27e018f536491", kill_on_drop: false }`
[INFO] [stdout] fec809b8909c3da1004dc5e20a0a1a8b48cc00c89e68cfdd5fb27e018f536491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2b81e518fbaa0f8ec48ba105668b7bd3d293feb9d9a05e5a1261d6f5e259743e
[INFO] running `Command { std: "docker" "start" "-a" "2b81e518fbaa0f8ec48ba105668b7bd3d293feb9d9a05e5a1261d6f5e259743e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cstream v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(do_doc_cfg, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:414:12
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]  --> src/io.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "2b81e518fbaa0f8ec48ba105668b7bd3d293feb9d9a05e5a1261d6f5e259743e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b81e518fbaa0f8ec48ba105668b7bd3d293feb9d9a05e5a1261d6f5e259743e", kill_on_drop: false }`
[INFO] [stdout] 2b81e518fbaa0f8ec48ba105668b7bd3d293feb9d9a05e5a1261d6f5e259743e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d543a3cc2019f6fa80818067a06845034d45ff70346cd8309ad271e070c113f1
[INFO] running `Command { std: "docker" "start" "-a" "d543a3cc2019f6fa80818067a06845034d45ff70346cd8309ad271e070c113f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(do_doc_cfg, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:414:12
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]  --> src/io.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling cstream v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![cfg_attr(do_doc_cfg, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]   --> src/lib.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:414:12
[INFO] [stdout]     |
[INFO] [stdout] 414 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stdout]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:193:20
[INFO] [stdout]     |
[INFO] [stdout] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:200:20
[INFO] [stdout]     |
[INFO] [stdout] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]    --> src/lib.rs:207:20
[INFO] [stdout]     |
[INFO] [stdout] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stdout]  --> src/io.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "d543a3cc2019f6fa80818067a06845034d45ff70346cd8309ad271e070c113f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d543a3cc2019f6fa80818067a06845034d45ff70346cd8309ad271e070c113f1", kill_on_drop: false }`
[INFO] [stdout] d543a3cc2019f6fa80818067a06845034d45ff70346cd8309ad271e070c113f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9e9bd49e5b5dfdcb747811d182138a3202c12c2cd5c840e2d435fcc6619d4357
[INFO] running `Command { std: "docker" "start" "-a" "9e9bd49e5b5dfdcb747811d182138a3202c12c2cd5c840e2d435fcc6619d4357", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]   --> src/lib.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | #![cfg_attr(do_doc_cfg, feature(doc_cfg))]
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]   --> src/lib.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]   --> src/lib.rs:84:12
[INFO] [stderr]    |
[INFO] [stderr] 84 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 121 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:414:12
[INFO] [stderr]     |
[INFO] [stderr] 414 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:193:20
[INFO] [stderr]     |
[INFO] [stderr] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stderr]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:200:20
[INFO] [stderr]     |
[INFO] [stderr] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stderr]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout] 
[INFO] [stderr]              [lints.rust]
[INFO] [stdout] running 2 tests
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:207:20
[INFO] [stderr]     |
[INFO] [stderr] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 221 | pointer_impls!(AsCStream, as_c_stream, BorrowedCStream<'_>);
[INFO] [stderr]     | ----------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:193:20
[INFO] [stderr]     |
[INFO] [stderr] 193 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stderr]     | --------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:200:20
[INFO] [stderr]     |
[INFO] [stderr] 200 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stderr]     | --------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]    --> src/lib.rs:207:20
[INFO] [stderr]     |
[INFO] [stderr] 207 |         #[cfg_attr(do_doc_cfg, doc(cfg(feature = "alloc")))]
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 236 | pointer_impls!(AsRawCStream, as_raw_c_stream, RawCStream);
[INFO] [stderr]     | --------------------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: this warning originates in the macro `pointer_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `do_doc_cfg`
[INFO] [stderr]  --> src/io.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[cfg_attr(do_doc_cfg, doc(cfg(feature = "std")))]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(do_doc_cfg)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(do_doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `cstream` (lib) generated 13 warnings
[INFO] [stderr] warning: `cstream` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/cstream-62bc5c4947433c76)
[INFO] [stdout] test io::tests::test ... ok
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e9bd49e5b5dfdcb747811d182138a3202c12c2cd5c840e2d435fcc6619d4357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9bd49e5b5dfdcb747811d182138a3202c12c2cd5c840e2d435fcc6619d4357", kill_on_drop: false }`
[INFO] [stdout] 9e9bd49e5b5dfdcb747811d182138a3202c12c2cd5c840e2d435fcc6619d4357