[INFO] fetching crate lc3tools-sys 1.0.6-alpha5...
[INFO] checking lc3tools-sys-1.0.6-alpha5 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate lc3tools-sys 1.0.6-alpha5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate lc3tools-sys 1.0.6-alpha5 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate lc3tools-sys 1.0.6-alpha5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lc3tools-sys 1.0.6-alpha5
[INFO] tweaked toml for crates.io crate lc3tools-sys 1.0.6-alpha5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate lc3tools-sys 1.0.6-alpha5 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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lc3-macros v0.1.0-alpha0
[INFO] [stderr]   Downloaded ctor v0.1.15
[INFO] [stderr]   Downloaded lc3-isa v0.1.0-alpha0
[INFO] [stderr]   Downloaded cc v1.0.60
[INFO] [stderr]   Downloaded aho-corasick v0.7.13
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d02b4d9287617b8d1ae958afc52d3ab56cce10bfdd06286b088df21266c0913b
[INFO] running `Command { std: "docker" "start" "-a" "d02b4d9287617b8d1ae958afc52d3ab56cce10bfdd06286b088df21266c0913b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d02b4d9287617b8d1ae958afc52d3ab56cce10bfdd06286b088df21266c0913b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02b4d9287617b8d1ae958afc52d3ab56cce10bfdd06286b088df21266c0913b", kill_on_drop: false }`
[INFO] [stdout] d02b4d9287617b8d1ae958afc52d3ab56cce10bfdd06286b088df21266c0913b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74cf7d922fa3ccfae9b60958043a0da2d8571083e9ba40664d0b78ec8e2e0200
[INFO] running `Command { std: "docker" "start" "-a" "74cf7d922fa3ccfae9b60958043a0da2d8571083e9ba40664d0b78ec8e2e0200", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling lc3-macros v0.1.0-alpha0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking lc3-isa v0.1.0-alpha0
[INFO] [stderr]    Compiling lc3tools-sys v1.0.6-alpha5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp: In member function 'lc3::optional<std::shared_ptr<lc3::core::IInstruction> > lc3::core::sim::InstructionDecoder::findInstructionByEncoding(uint32_t) const':
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp:27:33: warning: loop variable 'op' creates a copy from type 'const PIOperand' {aka 'const std::shared_ptr<lc3::core::IOperand>'} [-Wrange-loop-construct]
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:    27 |             for(PIOperand const op : inst->operands) {
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 ^~
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp:27:33: note: use reference type to prevent copying
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:    27 |             for(PIOperand const op : inst->operands) {
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 ^~
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 &
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     const_err,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     private_in_public,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     intra_doc_link_resolution_failure,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(improper_ctypes) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     improper_ctypes,
[INFO] [stdout]    |     --------------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 51 |     improper_ctypes,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(all(docs, not(doctest)), feature(doc_cfg))]
[INFO] [stdout]   |                 ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]  --> src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(all(docs, not(doctest)), feature(external_doc))]
[INFO] [stdout]   |                 ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]  --> src/lib.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(all(docs, not(doctest)), doc(include = "../README.md"))]
[INFO] [stdout]   |                 ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28690:20
[INFO] [stdout]       |
[INFO] [stdout] 28690 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28699:20
[INFO] [stdout]       |
[INFO] [stdout] 28699 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28704:20
[INFO] [stdout]       |
[INFO] [stdout] 28704 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28709:20
[INFO] [stdout]       |
[INFO] [stdout] 28709 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28715:20
[INFO] [stdout]       |
[INFO] [stdout] 28715 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28723:20
[INFO] [stdout]       |
[INFO] [stdout] 28723 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28763:20
[INFO] [stdout]       |
[INFO] [stdout] 28763 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28770:20
[INFO] [stdout]       |
[INFO] [stdout] 28770 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28779:20
[INFO] [stdout]       |
[INFO] [stdout] 28779 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28786:20
[INFO] [stdout]       |
[INFO] [stdout] 28786 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28795:20
[INFO] [stdout]       |
[INFO] [stdout] 28795 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28848:20
[INFO] [stdout]       |
[INFO] [stdout] 28848 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28858:20
[INFO] [stdout]       |
[INFO] [stdout] 28858 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28865:20
[INFO] [stdout]       |
[INFO] [stdout] 28865 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28877:20
[INFO] [stdout]       |
[INFO] [stdout] 28877 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28887:20
[INFO] [stdout]       |
[INFO] [stdout] 28887 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28896:20
[INFO] [stdout]       |
[INFO] [stdout] 28896 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28960:20
[INFO] [stdout]       |
[INFO] [stdout] 28960 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28967:20
[INFO] [stdout]       |
[INFO] [stdout] 28967 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35076:20
[INFO] [stdout]       |
[INFO] [stdout] 35076 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35102:20
[INFO] [stdout]       |
[INFO] [stdout] 35102 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35123:20
[INFO] [stdout]       |
[INFO] [stdout] 35123 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35144:20
[INFO] [stdout]       |
[INFO] [stdout] 35144 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35170:20
[INFO] [stdout]       |
[INFO] [stdout] 35170 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35191:20
[INFO] [stdout]       |
[INFO] [stdout] 35191 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35212:20
[INFO] [stdout]       |
[INFO] [stdout] 35212 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35234:20
[INFO] [stdout]       |
[INFO] [stdout] 35234 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7076:24
[INFO] [stdout]      |
[INFO] [stdout] 7076 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7082:24
[INFO] [stdout]      |
[INFO] [stdout] 7082 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7096:24
[INFO] [stdout]      |
[INFO] [stdout] 7096 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7103:24
[INFO] [stdout]      |
[INFO] [stdout] 7103 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7111:24
[INFO] [stdout]      |
[INFO] [stdout] 7111 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7120:24
[INFO] [stdout]      |
[INFO] [stdout] 7120 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7128:24
[INFO] [stdout]      |
[INFO] [stdout] 7128 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7134:24
[INFO] [stdout]      |
[INFO] [stdout] 7134 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7148:24
[INFO] [stdout]      |
[INFO] [stdout] 7148 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7155:24
[INFO] [stdout]      |
[INFO] [stdout] 7155 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7164:24
[INFO] [stdout]      |
[INFO] [stdout] 7164 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7173:24
[INFO] [stdout]      |
[INFO] [stdout] 7173 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     const_err,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     private_in_public,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     intra_doc_link_resolution_failure,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(improper_ctypes) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     improper_ctypes,
[INFO] [stdout]    |     --------------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 51 |     improper_ctypes,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(all(docs, not(doctest)), feature(doc_cfg))]
[INFO] [stdout]   |                 ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]  --> src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(all(docs, not(doctest)), feature(external_doc))]
[INFO] [stdout]   |                 ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]  --> src/lib.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(all(docs, not(doctest)), doc(include = "../README.md"))]
[INFO] [stdout]   |                 ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28690:20
[INFO] [stdout]       |
[INFO] [stdout] 28690 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28699:20
[INFO] [stdout]       |
[INFO] [stdout] 28699 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28704:20
[INFO] [stdout]       |
[INFO] [stdout] 28704 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28709:20
[INFO] [stdout]       |
[INFO] [stdout] 28709 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28715:20
[INFO] [stdout]       |
[INFO] [stdout] 28715 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28723:20
[INFO] [stdout]       |
[INFO] [stdout] 28723 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28763:20
[INFO] [stdout]       |
[INFO] [stdout] 28763 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28770:20
[INFO] [stdout]       |
[INFO] [stdout] 28770 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28779:20
[INFO] [stdout]       |
[INFO] [stdout] 28779 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28786:20
[INFO] [stdout]       |
[INFO] [stdout] 28786 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28795:20
[INFO] [stdout]       |
[INFO] [stdout] 28795 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28848:20
[INFO] [stdout]       |
[INFO] [stdout] 28848 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28858:20
[INFO] [stdout]       |
[INFO] [stdout] 28858 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28865:20
[INFO] [stdout]       |
[INFO] [stdout] 28865 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28877:20
[INFO] [stdout]       |
[INFO] [stdout] 28877 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28887:20
[INFO] [stdout]       |
[INFO] [stdout] 28887 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28896:20
[INFO] [stdout]       |
[INFO] [stdout] 28896 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28960:20
[INFO] [stdout]       |
[INFO] [stdout] 28960 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:28967:20
[INFO] [stdout]       |
[INFO] [stdout] 28967 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35076:20
[INFO] [stdout]       |
[INFO] [stdout] 35076 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35102:20
[INFO] [stdout]       |
[INFO] [stdout] 35102 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35123:20
[INFO] [stdout]       |
[INFO] [stdout] 35123 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35144:20
[INFO] [stdout]       |
[INFO] [stdout] 35144 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35170:20
[INFO] [stdout]       |
[INFO] [stdout] 35170 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35191:20
[INFO] [stdout]       |
[INFO] [stdout] 35191 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35212:20
[INFO] [stdout]       |
[INFO] [stdout] 35212 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]      --> src/../generated/bindings.rs:35234:20
[INFO] [stdout]       |
[INFO] [stdout] 35234 |     #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "grader")))]
[INFO] [stdout]       |                    ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]       = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7076:24
[INFO] [stdout]      |
[INFO] [stdout] 7076 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7082:24
[INFO] [stdout]      |
[INFO] [stdout] 7082 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7096:24
[INFO] [stdout]      |
[INFO] [stdout] 7096 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7103:24
[INFO] [stdout]      |
[INFO] [stdout] 7103 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7111:24
[INFO] [stdout]      |
[INFO] [stdout] 7111 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7120:24
[INFO] [stdout]      |
[INFO] [stdout] 7120 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7128:24
[INFO] [stdout]      |
[INFO] [stdout] 7128 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7134:24
[INFO] [stdout]      |
[INFO] [stdout] 7134 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7148:24
[INFO] [stdout]      |
[INFO] [stdout] 7148 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7155:24
[INFO] [stdout]      |
[INFO] [stdout] 7155 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7164:24
[INFO] [stdout]      |
[INFO] [stdout] 7164 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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: `docs`
[INFO] [stdout]     --> src/../generated/bindings.rs:7173:24
[INFO] [stdout]      |
[INFO] [stdout] 7173 |         #[cfg_attr(all(docs, not(doctest)), doc(cfg(feature = "frontend")))]
[INFO] [stdout]      |                        ^^^^ help: there is a config with a similar name: `doc`
[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(docs)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs)");` 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] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp: In member function 'lc3::optional<std::shared_ptr<lc3::core::IInstruction> > lc3::core::sim::InstructionDecoder::findInstructionByEncoding(uint32_t) const':
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp:27:33: warning: loop variable 'op' creates a copy from type 'const PIOperand' {aka 'const std::shared_ptr<lc3::core::IOperand>'} [-Wrange-loop-construct]
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:    27 |             for(PIOperand const op : inst->operands) {
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 ^~
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp:27:33: note: use reference type to prevent copying
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:    27 |             for(PIOperand const op : inst->operands) {
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 ^~
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 &
[INFO] [stderr] error: could not compile `lc3tools-sys` (lib) due to 1 previous error; 45 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp: In member function 'lc3::optional<std::shared_ptr<lc3::core::IInstruction> > lc3::core::sim::InstructionDecoder::findInstructionByEncoding(uint32_t) const':
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp:27:33: warning: loop variable 'op' creates a copy from type 'const PIOperand' {aka 'const std::shared_ptr<lc3::core::IOperand>'} [-Wrange-loop-construct]
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:    27 |             for(PIOperand const op : inst->operands) {
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 ^~
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5: lc3tools/backend/instruction_decoder.cpp:27:33: note: use reference type to prevent copying
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:    27 |             for(PIOperand const op : inst->operands) {
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 ^~
[INFO] [stderr] warning: lc3tools-sys@1.0.6-alpha5:       |                                 &
[INFO] [stderr] error: could not compile `lc3tools-sys` (lib test) due to 1 previous error; 45 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "74cf7d922fa3ccfae9b60958043a0da2d8571083e9ba40664d0b78ec8e2e0200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cf7d922fa3ccfae9b60958043a0da2d8571083e9ba40664d0b78ec8e2e0200", kill_on_drop: false }`
[INFO] [stdout] 74cf7d922fa3ccfae9b60958043a0da2d8571083e9ba40664d0b78ec8e2e0200
