[INFO] fetching crate structopt-derive 0.4.18... [INFO] testing structopt-derive-0.4.18 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate structopt-derive 0.4.18 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate structopt-derive 0.4.18 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 165c22be2e5db95a45b858aefa56ee1df3ad1e445bf55ff7c735f11da27fb5c3 [INFO] running `Command { std: "docker" "start" "-a" "165c22be2e5db95a45b858aefa56ee1df3ad1e445bf55ff7c735f11da27fb5c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "165c22be2e5db95a45b858aefa56ee1df3ad1e445bf55ff7c735f11da27fb5c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "165c22be2e5db95a45b858aefa56ee1df3ad1e445bf55ff7c735f11da27fb5c3", kill_on_drop: false }` [INFO] [stdout] 165c22be2e5db95a45b858aefa56ee1df3ad1e445bf55ff7c735f11da27fb5c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ab4c204edc6ae9a5ef189e3d2e00ed39f59b7948d6b13676c342f30ca8fd281 [INFO] running `Command { std: "docker" "start" "-a" "8ab4c204edc6ae9a5ef189e3d2e00ed39f59b7948d6b13676c342f30ca8fd281", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling syn v1.0.109 [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)]` 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)]` 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 6.41s [INFO] running `Command { std: "docker" "inspect" "8ab4c204edc6ae9a5ef189e3d2e00ed39f59b7948d6b13676c342f30ca8fd281", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ab4c204edc6ae9a5ef189e3d2e00ed39f59b7948d6b13676c342f30ca8fd281", kill_on_drop: false }` [INFO] [stdout] 8ab4c204edc6ae9a5ef189e3d2e00ed39f59b7948d6b13676c342f30ca8fd281 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a89fece57b707d3af8b5cfd91c992f8b052b55b70eccd8f2dad022e6b95d5de8 [INFO] running `Command { std: "docker" "start" "-a" "a89fece57b707d3af8b5cfd91c992f8b052b55b70eccd8f2dad022e6b95d5de8", 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)]` 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)]` 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)]` 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: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)]` 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: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 1.71s [INFO] running `Command { std: "docker" "inspect" "a89fece57b707d3af8b5cfd91c992f8b052b55b70eccd8f2dad022e6b95d5de8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a89fece57b707d3af8b5cfd91c992f8b052b55b70eccd8f2dad022e6b95d5de8", kill_on_drop: false }` [INFO] [stdout] a89fece57b707d3af8b5cfd91c992f8b052b55b70eccd8f2dad022e6b95d5de8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7909cc0493470f79af3b54d513308196adb27484450a6692a9a27fc10e236ce8 [INFO] running `Command { std: "docker" "start" "-a" "7909cc0493470f79af3b54d513308196adb27484450a6692a9a27fc10e236ce8", 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)]` 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)]` 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 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/structopt_derive-729dff63aa9382cc) [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)]` 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] [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: 2 warnings emitted [INFO] [stderr] [INFO] running `Command { std: "docker" "inspect" "7909cc0493470f79af3b54d513308196adb27484450a6692a9a27fc10e236ce8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7909cc0493470f79af3b54d513308196adb27484450a6692a9a27fc10e236ce8", kill_on_drop: false }` [INFO] [stdout] 7909cc0493470f79af3b54d513308196adb27484450a6692a9a27fc10e236ce8