[INFO] fetching crate preftool-clap-derive 0.2.0... [INFO] checking preftool-clap-derive-0.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate preftool-clap-derive 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate preftool-clap-derive 0.2.0 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 preftool-clap-derive 0.2.0 [INFO] finished tweaking crates.io crate preftool-clap-derive 0.2.0 [INFO] tweaked toml for crates.io crate preftool-clap-derive 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 50 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding crossbeam v0.2.12 (latest: v0.8.4) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.22) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding slog-stdlog v3.0.5 (latest: v4.1.1) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.77) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [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] Downloading crates ... [INFO] [stderr] Downloaded preftool-clap v0.2.0 [INFO] [stderr] Downloaded preftool v0.2.0 [INFO] [stderr] Downloaded caseless v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 32f33563e50bcc09489d7334761eb884f0f8931cc9e946f484cee456273bbc60 [INFO] running `Command { std: "docker" "start" "-a" "32f33563e50bcc09489d7334761eb884f0f8931cc9e946f484cee456273bbc60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32f33563e50bcc09489d7334761eb884f0f8931cc9e946f484cee456273bbc60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32f33563e50bcc09489d7334761eb884f0f8931cc9e946f484cee456273bbc60", kill_on_drop: false }` [INFO] [stdout] 32f33563e50bcc09489d7334761eb884f0f8931cc9e946f484cee456273bbc60 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1c11a392a610d5f5c18af4f4ad5b5fb57d4ecd10e3a753484e7221afd899b76f [INFO] running `Command { std: "docker" "start" "-a" "1c11a392a610d5f5c18af4f4ad5b5fb57d4ecd10e3a753484e7221afd899b76f", kill_on_drop: false }` [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling caseless v0.2.1 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking backtrace v0.3.73 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking error-chain v0.12.4 [INFO] [stderr] Checking slog-scope v4.4.0 [INFO] [stderr] Checking slog-stdlog v3.0.5 [INFO] [stderr] Checking preftool v0.2.0 [INFO] [stderr] Checking preftool-clap v0.2.0 [INFO] [stderr] Checking preftool-clap-derive v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | Unnamed(usize), [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] 14 | Unnamed(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | Unnamed(usize), [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] 14 | Unnamed(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | Unnamed(usize), [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] 14 | Unnamed(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `host`, `port`, and `cert` are never read [INFO] [stdout] --> tests/nested.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Server { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 7 | #[preftool_clap(help = "Server host")] [INFO] [stdout] 8 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | port: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | cert: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `server` is never read [INFO] [stdout] --> tests/nested.rs:19:3 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Settings { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 19 | server: Server, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `host`, `port`, and `cert` are never read [INFO] [stdout] --> tests/simple.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Server { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 7 | #[preftool_clap(help = "Server host")] [INFO] [stdout] 8 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | port: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | cert: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `binding` is never read [INFO] [stdout] --> tests/enum.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct Server { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 29 | binding: Binding, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.18s [INFO] running `Command { std: "docker" "inspect" "1c11a392a610d5f5c18af4f4ad5b5fb57d4ecd10e3a753484e7221afd899b76f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c11a392a610d5f5c18af4f4ad5b5fb57d4ecd10e3a753484e7221afd899b76f", kill_on_drop: false }` [INFO] [stdout] 1c11a392a610d5f5c18af4f4ad5b5fb57d4ecd10e3a753484e7221afd899b76f