[INFO] fetching crate drias 0.0.3... [INFO] building drias-0.0.3 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate drias 0.0.3 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate drias 0.0.3 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate drias 0.0.3 [INFO] finished tweaking crates.io crate drias 0.0.3 [INFO] tweaked toml for crates.io crate drias 0.0.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding yansi v0.5.1 (available: v1.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 776bf2d875e73ebaca855cc1dcf649f87715fccfc050d28948824cb94f21f534 [INFO] running `Command { std: "docker" "start" "-a" "776bf2d875e73ebaca855cc1dcf649f87715fccfc050d28948824cb94f21f534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "776bf2d875e73ebaca855cc1dcf649f87715fccfc050d28948824cb94f21f534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "776bf2d875e73ebaca855cc1dcf649f87715fccfc050d28948824cb94f21f534", kill_on_drop: false }` [INFO] [stdout] 776bf2d875e73ebaca855cc1dcf649f87715fccfc050d28948824cb94f21f534 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3c2d05e5f7b64afc0f1fc64f1048162836c10620a2153d82ceda6ca70877a60 [INFO] running `Command { std: "docker" "start" "-a" "b3c2d05e5f7b64afc0f1fc64f1048162836c10620a2153d82ceda6ca70877a60", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.24 [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling yansi v0.5.1 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling drias v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/lib.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(rust_unstable, feature(proc_macro_diagnostic))] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [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(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see 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: `rust_unstable` [INFO] [stdout] --> src/diagnostic/mod.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | #[cfg(rust_unstable)] pub mod nightly; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 53 | #[cfg(rust_unstable)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:65:15 [INFO] [stdout] | [INFO] [stdout] 65 | #[cfg(rust_unstable)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_stable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:67:19 [INFO] [stdout] | [INFO] [stdout] 67 | #[cfg(all(rust_stable, feature="diag_emulate"))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_stable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_stable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/lib.rs:10:15 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(rust_unstable)] return true; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&proc_macro2::Span` instead of cloning the inner type [INFO] [stdout] --> src/span/span.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | *self.clone() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&proc_macro::Span` instead of cloning the inner type [INFO] [stdout] --> src/span/span.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | Span::from(*self.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "b3c2d05e5f7b64afc0f1fc64f1048162836c10620a2153d82ceda6ca70877a60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3c2d05e5f7b64afc0f1fc64f1048162836c10620a2153d82ceda6ca70877a60", kill_on_drop: false }` [INFO] [stdout] b3c2d05e5f7b64afc0f1fc64f1048162836c10620a2153d82ceda6ca70877a60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 209b84eaaab73952de573c15ac3308789417068f9f28a059de994868007b1286 [INFO] running `Command { std: "docker" "start" "-a" "209b84eaaab73952de573c15ac3308789417068f9f28a059de994868007b1286", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/lib.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(rust_unstable, feature(proc_macro_diagnostic))] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [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(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see 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: `rust_unstable` [INFO] [stdout] --> src/diagnostic/mod.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | #[cfg(rust_unstable)] pub mod nightly; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 53 | #[cfg(rust_unstable)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:65:15 [INFO] [stdout] | [INFO] [stdout] 65 | #[cfg(rust_unstable)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_stable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:67:19 [INFO] [stdout] | [INFO] [stdout] 67 | #[cfg(all(rust_stable, feature="diag_emulate"))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_stable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_stable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/lib.rs:10:15 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(rust_unstable)] return true; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling drias v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&proc_macro2::Span` instead of cloning the inner type [INFO] [stdout] --> src/span/span.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | *self.clone() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&proc_macro::Span` instead of cloning the inner type [INFO] [stdout] --> src/span/span.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | Span::from(*self.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/lib.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | #![cfg_attr(rust_unstable, feature(proc_macro_diagnostic))] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [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(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see 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: `rust_unstable` [INFO] [stdout] --> src/diagnostic/mod.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | #[cfg(rust_unstable)] pub mod nightly; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 53 | #[cfg(rust_unstable)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:65:15 [INFO] [stdout] | [INFO] [stdout] 65 | #[cfg(rust_unstable)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_stable` [INFO] [stdout] --> src/diagnostic/diagnostic.rs:67:19 [INFO] [stdout] | [INFO] [stdout] 67 | #[cfg(all(rust_stable, feature="diag_emulate"))] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_stable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_stable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `rust_unstable` [INFO] [stdout] --> src/lib.rs:10:15 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(rust_unstable)] return true; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rust_unstable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rust_unstable)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&proc_macro2::Span` instead of cloning the inner type [INFO] [stdout] --> src/span/span.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | *self.clone() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&proc_macro::Span` instead of cloning the inner type [INFO] [stdout] --> src/span/span.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | Span::from(*self.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "209b84eaaab73952de573c15ac3308789417068f9f28a059de994868007b1286", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "209b84eaaab73952de573c15ac3308789417068f9f28a059de994868007b1286", kill_on_drop: false }` [INFO] [stdout] 209b84eaaab73952de573c15ac3308789417068f9f28a059de994868007b1286