[INFO] fetching crate clap_derive-v3 3.0.0-beta.1... [INFO] checking clap_derive-v3-3.0.0-beta.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate clap_derive-v3 3.0.0-beta.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate clap_derive-v3 3.0.0-beta.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clap_derive-v3 3.0.0-beta.1 [INFO] finished tweaking crates.io crate clap_derive-v3 3.0.0-beta.1 [INFO] tweaked toml for crates.io crate clap_derive-v3 3.0.0-beta.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate clap_derive-v3 3.0.0-beta.1 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c9fc99caa7603f14ac1d124673cbe7090202ba6595d7dcdc048ed8d7f0ecaca [INFO] running `Command { std: "docker" "start" "-a" "3c9fc99caa7603f14ac1d124673cbe7090202ba6595d7dcdc048ed8d7f0ecaca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c9fc99caa7603f14ac1d124673cbe7090202ba6595d7dcdc048ed8d7f0ecaca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c9fc99caa7603f14ac1d124673cbe7090202ba6595d7dcdc048ed8d7f0ecaca", kill_on_drop: false }` [INFO] [stdout] 3c9fc99caa7603f14ac1d124673cbe7090202ba6595d7dcdc048ed8d7f0ecaca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fbd2e5bced083db16e14dca94390c3547de44657bdff9bd72f2b0b1de3326f9 [INFO] running `Command { std: "docker" "start" "-a" "7fbd2e5bced083db16e14dca94390c3547de44657bdff9bd72f2b0b1de3326f9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Checking heck v0.3.1 [INFO] [stderr] Checking quote v1.0.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Checking clap_derive-v3 v3.0.0-beta.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/derives/parse.rs:175:28 [INFO] [stdout] | [INFO] [stdout] 175 | "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] 175 - "about" => (Ok(About(name, None))), [INFO] [stdout] 175 + "about" => Ok(About(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/derives/parse.rs:176:29 [INFO] [stdout] | [INFO] [stdout] 176 | "author" => (Ok(Author(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 176 - "author" => (Ok(Author(name, None))), [INFO] [stdout] 176 + "author" => Ok(Author(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CasingStyle` and `Parser` [INFO] [stdout] --> src/derives/mod.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | Attrs, CasingStyle, GenOutput, Kind, Name, Parser, ParserKind, DEFAULT_CASING, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/derives/parse.rs:175:28 [INFO] [stdout] | [INFO] [stdout] 175 | "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] 175 - "about" => (Ok(About(name, None))), [INFO] [stdout] 175 + "about" => Ok(About(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/derives/parse.rs:176:29 [INFO] [stdout] | [INFO] [stdout] 176 | "author" => (Ok(Author(name, None))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 176 - "author" => (Ok(Author(name, None))), [INFO] [stdout] 176 + "author" => Ok(Author(name, None)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CasingStyle` and `Parser` [INFO] [stdout] --> src/derives/mod.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | Attrs, CasingStyle, GenOutput, Kind, Name, Parser, ParserKind, DEFAULT_CASING, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/derives/parse.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | 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] 29 | RenameAllEnv((), LitStr), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/derives/parse.rs:30:15 [INFO] [stdout] | [INFO] [stdout] 30 | 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] 30 | RenameAll((), LitStr), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `eq_token` is never read [INFO] [stdout] --> src/derives/parse.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 188 | pub struct ParserSpec { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 189 | pub kind: Ident, [INFO] [stdout] 190 | 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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/derives/parse.rs:29:18 [INFO] [stdout] | [INFO] [stdout] 29 | 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] 29 | RenameAllEnv((), LitStr), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/derives/parse.rs:30:15 [INFO] [stdout] | [INFO] [stdout] 30 | 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] 30 | RenameAll((), LitStr), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `eq_token` is never read [INFO] [stdout] --> src/derives/parse.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 188 | pub struct ParserSpec { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 189 | pub kind: Ident, [INFO] [stdout] 190 | 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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.00s [INFO] running `Command { std: "docker" "inspect" "7fbd2e5bced083db16e14dca94390c3547de44657bdff9bd72f2b0b1de3326f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fbd2e5bced083db16e14dca94390c3547de44657bdff9bd72f2b0b1de3326f9", kill_on_drop: false }` [INFO] [stdout] 7fbd2e5bced083db16e14dca94390c3547de44657bdff9bd72f2b0b1de3326f9