[INFO] fetching crate structopt-derive 0.4.18... [INFO] testing structopt-derive-0.4.18 against 1.91.0 for beta-1.92-2 [INFO] extracting crate structopt-derive 0.4.18 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate structopt-derive 0.4.18 [INFO] finished tweaking crates.io crate structopt-derive 0.4.18 [INFO] tweaked toml for crates.io crate structopt-derive 0.4.18 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate structopt-derive 0.4.18 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding heck v0.3.3 (available: v0.5.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.108) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94354ea703cb7c4f3d60b367f190effc831cc31dde4a918756945bbb5588f542 [INFO] running `Command { std: "docker" "start" "-a" "94354ea703cb7c4f3d60b367f190effc831cc31dde4a918756945bbb5588f542", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94354ea703cb7c4f3d60b367f190effc831cc31dde4a918756945bbb5588f542", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94354ea703cb7c4f3d60b367f190effc831cc31dde4a918756945bbb5588f542", kill_on_drop: false }` [INFO] [stdout] 94354ea703cb7c4f3d60b367f190effc831cc31dde4a918756945bbb5588f542 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56c852b91944815c0be025c9eabeb79ceea2fefa1b9faf859cbe4a4bf6c5a7a1 [INFO] running `Command { std: "docker" "start" "-a" "56c852b91944815c0be025c9eabeb79ceea2fefa1b9faf859cbe4a4bf6c5a7a1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/parse.rs:177:28 [INFO] [stdout] | [INFO] [stdout] 177 | "about" => (Ok(About(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 177 - "about" => (Ok(About(name, None))), [INFO] [stdout] 177 + "about" => Ok(About(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/parse.rs:178:29 [INFO] [stdout] | [INFO] [stdout] 178 | "author" => (Ok(Author(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 178 - "author" => (Ok(Author(name, None))), [INFO] [stdout] 178 + "author" => Ok(Author(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse.rs:30:18 [INFO] [stdout] | [INFO] [stdout] 30 | RenameAllEnv(Ident, LitStr), [INFO] [stdout] | ------------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 30 - RenameAllEnv(Ident, LitStr), [INFO] [stdout] 30 + RenameAllEnv((), LitStr), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | RenameAll(Ident, LitStr), [INFO] [stdout] | --------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 - RenameAll(Ident, LitStr), [INFO] [stdout] 31 + RenameAll((), LitStr), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `eq_token` is never read [INFO] [stdout] --> src/parse.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 196 | pub struct ParserSpec { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 197 | pub kind: Ident, [INFO] [stdout] 198 | pub eq_token: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParserSpec` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:777:15 [INFO] [stdout] | [INFO] [stdout] 777 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 778 | ) -> (ImplGenerics, TypeGenerics, TokenStream) { [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 778 | ) -> (ImplGenerics<'_>, TypeGenerics<'_>, TokenStream) { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.14s [INFO] running `Command { std: "docker" "inspect" "56c852b91944815c0be025c9eabeb79ceea2fefa1b9faf859cbe4a4bf6c5a7a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56c852b91944815c0be025c9eabeb79ceea2fefa1b9faf859cbe4a4bf6c5a7a1", kill_on_drop: false }` [INFO] [stdout] 56c852b91944815c0be025c9eabeb79ceea2fefa1b9faf859cbe4a4bf6c5a7a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78c2fbaf2c8f0bbfc57dc427bbe6a44eeda43ea52cd007c229e63d6a601cefda [INFO] running `Command { std: "docker" "start" "-a" "78c2fbaf2c8f0bbfc57dc427bbe6a44eeda43ea52cd007c229e63d6a601cefda", kill_on_drop: false }` [INFO] [stderr] Compiling structopt-derive v0.4.18 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/parse.rs:177:28 [INFO] [stdout] | [INFO] [stdout] 177 | "about" => (Ok(About(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 177 - "about" => (Ok(About(name, None))), [INFO] [stdout] 177 + "about" => Ok(About(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/parse.rs:178:29 [INFO] [stdout] | [INFO] [stdout] 178 | "author" => (Ok(Author(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 178 - "author" => (Ok(Author(name, None))), [INFO] [stdout] 178 + "author" => Ok(Author(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/parse.rs:177:28 [INFO] [stdout] | [INFO] [stdout] 177 | "about" => (Ok(About(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 177 - "about" => (Ok(About(name, None))), [INFO] [stdout] 177 + "about" => Ok(About(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/parse.rs:178:29 [INFO] [stdout] | [INFO] [stdout] 178 | "author" => (Ok(Author(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 178 - "author" => (Ok(Author(name, None))), [INFO] [stdout] 178 + "author" => Ok(Author(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse.rs:30:18 [INFO] [stdout] | [INFO] [stdout] 30 | RenameAllEnv(Ident, LitStr), [INFO] [stdout] | ------------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 30 - RenameAllEnv(Ident, LitStr), [INFO] [stdout] 30 + RenameAllEnv((), LitStr), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | RenameAll(Ident, LitStr), [INFO] [stdout] | --------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 - RenameAll(Ident, LitStr), [INFO] [stdout] 31 + RenameAll((), LitStr), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `eq_token` is never read [INFO] [stdout] --> src/parse.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 196 | pub struct ParserSpec { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 197 | pub kind: Ident, [INFO] [stdout] 198 | pub eq_token: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParserSpec` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:777:15 [INFO] [stdout] | [INFO] [stdout] 777 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 778 | ) -> (ImplGenerics, TypeGenerics, TokenStream) { [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 778 | ) -> (ImplGenerics<'_>, TypeGenerics<'_>, TokenStream) { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse.rs:30:18 [INFO] [stdout] | [INFO] [stdout] 30 | RenameAllEnv(Ident, LitStr), [INFO] [stdout] | ------------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 30 - RenameAllEnv(Ident, LitStr), [INFO] [stdout] 30 + RenameAllEnv((), LitStr), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parse.rs:31:15 [INFO] [stdout] | [INFO] [stdout] 31 | RenameAll(Ident, LitStr), [INFO] [stdout] | --------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 - RenameAll(Ident, LitStr), [INFO] [stdout] 31 + RenameAll((), LitStr), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `eq_token` is never read [INFO] [stdout] --> src/parse.rs:198:9 [INFO] [stdout] | [INFO] [stdout] 196 | pub struct ParserSpec { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 197 | pub kind: Ident, [INFO] [stdout] 198 | pub eq_token: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParserSpec` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:777:15 [INFO] [stdout] | [INFO] [stdout] 777 | generics: &Generics, [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here [INFO] [stdout] 778 | ) -> (ImplGenerics, TypeGenerics, TokenStream) { [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 778 | ) -> (ImplGenerics<'_>, TypeGenerics<'_>, TokenStream) { [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "78c2fbaf2c8f0bbfc57dc427bbe6a44eeda43ea52cd007c229e63d6a601cefda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78c2fbaf2c8f0bbfc57dc427bbe6a44eeda43ea52cd007c229e63d6a601cefda", kill_on_drop: false }` [INFO] [stdout] 78c2fbaf2c8f0bbfc57dc427bbe6a44eeda43ea52cd007c229e63d6a601cefda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 291cd9c793f7692ff17cc29d67d6b88b8c018ef8a6c975426581166bac066588 [INFO] running `Command { std: "docker" "start" "-a" "291cd9c793f7692ff17cc29d67d6b88b8c018ef8a6c975426581166bac066588", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around match arm expression [INFO] [stderr] --> src/parse.rs:177:28 [INFO] [stderr] | [INFO] [stderr] 177 | "about" => (Ok(About(name, None))), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 177 - "about" => (Ok(About(name, None))), [INFO] [stderr] 177 + "about" => Ok(About(name, None)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around match arm expression [INFO] [stderr] --> src/parse.rs:178:29 [INFO] [stderr] | [INFO] [stderr] 178 | "author" => (Ok(Author(name, None))), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 178 - "author" => (Ok(Author(name, None))), [INFO] [stderr] 178 + "author" => Ok(Author(name, None)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/parse.rs:30:18 [INFO] [stderr] | [INFO] [stderr] 30 | RenameAllEnv(Ident, LitStr), [INFO] [stderr] | ------------ ^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 30 - RenameAllEnv(Ident, LitStr), [INFO] [stderr] 30 + RenameAllEnv((), LitStr), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/parse.rs:31:15 [INFO] [stderr] | [INFO] [stderr] 31 | RenameAll(Ident, LitStr), [INFO] [stderr] | --------- ^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 31 - RenameAll(Ident, LitStr), [INFO] [stderr] 31 + RenameAll((), LitStr), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `eq_token` is never read [INFO] [stderr] --> src/parse.rs:198:9 [INFO] [stderr] | [INFO] [stderr] 196 | pub struct ParserSpec { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] 197 | pub kind: Ident, [INFO] [stderr] 198 | pub eq_token: Option, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `ParserSpec` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:777:15 [INFO] [stderr] | [INFO] [stderr] 777 | generics: &Generics, [INFO] [stderr] | ^^^^^^^^^ the lifetime is elided here [INFO] [stderr] 778 | ) -> (ImplGenerics, TypeGenerics, TokenStream) { [INFO] [stderr] | ^^^^^^^^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 778 | ) -> (ImplGenerics<'_>, TypeGenerics<'_>, TokenStream) { [INFO] [stderr] | ++++ ++++ [INFO] [stderr] [INFO] [stderr] warning: `structopt-derive` (lib) generated 6 warnings (run `cargo fix --lib -p structopt-derive` to apply 3 suggestions) [INFO] [stderr] warning: `structopt-derive` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/structopt_derive-fd3c70db60dbd0ff) [INFO] [stderr] Doc-tests structopt_derive [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around match arm expression [INFO] [stderr] --> src/parse.rs:177:28 [INFO] [stderr] | [INFO] [stderr] 177 | "about" => (Ok(About(name, None))), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 177 - "about" => (Ok(About(name, None))), [INFO] [stderr] 177 + "about" => Ok(About(name, None)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around match arm expression [INFO] [stderr] --> src/parse.rs:178:29 [INFO] [stderr] | [INFO] [stderr] 178 | "author" => (Ok(Author(name, None))), [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 178 - "author" => (Ok(Author(name, None))), [INFO] [stderr] 178 + "author" => Ok(Author(name, None)), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "291cd9c793f7692ff17cc29d67d6b88b8c018ef8a6c975426581166bac066588", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "291cd9c793f7692ff17cc29d67d6b88b8c018ef8a6c975426581166bac066588", kill_on_drop: false }` [INFO] [stdout] 291cd9c793f7692ff17cc29d67d6b88b8c018ef8a6c975426581166bac066588