[INFO] fetching crate mvutils-proc-macro 1.1.4... [INFO] testing mvutils-proc-macro-1.1.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate mvutils-proc-macro 1.1.4 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate mvutils-proc-macro 1.1.4 [INFO] finished tweaking crates.io crate mvutils-proc-macro 1.1.4 [INFO] tweaked toml for crates.io crate mvutils-proc-macro 1.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mvutils-proc-macro 1.1.4 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] crate crates.io crate mvutils-proc-macro 1.1.4 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" "+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] 6eff8b32e377049728663b544e75347cfc9f8e6bf55054d2fd743d8f100f7f57 [INFO] running `Command { std: "docker" "start" "-a" "6eff8b32e377049728663b544e75347cfc9f8e6bf55054d2fd743d8f100f7f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6eff8b32e377049728663b544e75347cfc9f8e6bf55054d2fd743d8f100f7f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eff8b32e377049728663b544e75347cfc9f8e6bf55054d2fd743d8f100f7f57", kill_on_drop: false }` [INFO] [stdout] 6eff8b32e377049728663b544e75347cfc9f8e6bf55054d2fd743d8f100f7f57 [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] 9a7d127415d3156cc4098574783152048c3e134a34750cdd1fdaae3b9987eb0b [INFO] running `Command { std: "docker" "start" "-a" "9a7d127415d3156cc4098574783152048c3e134a34750cdd1fdaae3b9987eb0b", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling mvutils-proc-macro v1.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ExprClosure` [INFO] [stdout] --> src/lib.rs:8:55 [INFO] [stdout] | [INFO] [stdout] 8 | use syn::{parse_macro_input, Data, DeriveInput, Expr, ExprClosure, Fields, LitStr, Meta, Path, Token}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParseBuffer` [INFO] [stdout] --> src/lib.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | use syn::parse::{ParseBuffer, Parser}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `init_struct` [INFO] [stdout] --> src/savable2.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let init_struct = fields.iter().map(|(f, _)| { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `init_default_struct` [INFO] [stdout] --> src/savable2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let init_default_struct = unsaved_fields.iter().map(|f| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_default_struct` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t1` [INFO] [stdout] --> src/savable2.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let t1 = if !fields.is_empty() { quote!{,} } else { quote!{} }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ty` [INFO] [stdout] --> src/savable2.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let ty = &f.ty; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ty` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `load` [INFO] [stdout] --> src/savable2.rs:81:25 [INFO] [stdout] | [INFO] [stdout] 81 | if let Some((_, load)) = custom { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_load` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:237:9 [INFO] [stdout] | [INFO] [stdout] 237 | let mut input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Casing` is never used [INFO] [stdout] --> src/lib.rs:229:6 [INFO] [stdout] | [INFO] [stdout] 229 | enum Casing { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.26s [INFO] running `Command { std: "docker" "inspect" "9a7d127415d3156cc4098574783152048c3e134a34750cdd1fdaae3b9987eb0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a7d127415d3156cc4098574783152048c3e134a34750cdd1fdaae3b9987eb0b", kill_on_drop: false }` [INFO] [stdout] 9a7d127415d3156cc4098574783152048c3e134a34750cdd1fdaae3b9987eb0b [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] 0347940f941013b5585218f70f62cc5f2944aff497092a27e04e6e7c48ee1acf [INFO] running `Command { std: "docker" "start" "-a" "0347940f941013b5585218f70f62cc5f2944aff497092a27e04e6e7c48ee1acf", kill_on_drop: false }` [INFO] [stderr] Compiling mvutils-proc-macro v1.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ExprClosure` [INFO] [stdout] --> src/lib.rs:8:55 [INFO] [stdout] | [INFO] [stdout] 8 | use syn::{parse_macro_input, Data, DeriveInput, Expr, ExprClosure, Fields, LitStr, Meta, Path, Token}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParseBuffer` [INFO] [stdout] --> src/lib.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | use syn::parse::{ParseBuffer, Parser}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ExprClosure` [INFO] [stdout] --> src/lib.rs:8:55 [INFO] [stdout] | [INFO] [stdout] 8 | use syn::{parse_macro_input, Data, DeriveInput, Expr, ExprClosure, Fields, LitStr, Meta, Path, Token}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParseBuffer` [INFO] [stdout] --> src/lib.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | use syn::parse::{ParseBuffer, Parser}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `init_struct` [INFO] [stdout] --> src/savable2.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let init_struct = fields.iter().map(|(f, _)| { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `init_default_struct` [INFO] [stdout] --> src/savable2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let init_default_struct = unsaved_fields.iter().map(|f| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_default_struct` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t1` [INFO] [stdout] --> src/savable2.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let t1 = if !fields.is_empty() { quote!{,} } else { quote!{} }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ty` [INFO] [stdout] --> src/savable2.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let ty = &f.ty; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ty` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `load` [INFO] [stdout] --> src/savable2.rs:81:25 [INFO] [stdout] | [INFO] [stdout] 81 | if let Some((_, load)) = custom { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_load` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `init_struct` [INFO] [stdout] --> src/savable2.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let init_struct = fields.iter().map(|(f, _)| { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `init_default_struct` [INFO] [stdout] --> src/savable2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let init_default_struct = unsaved_fields.iter().map(|f| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_default_struct` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t1` [INFO] [stdout] --> src/savable2.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let t1 = if !fields.is_empty() { quote!{,} } else { quote!{} }; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ty` [INFO] [stdout] --> src/savable2.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let ty = &f.ty; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ty` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `load` [INFO] [stdout] --> src/savable2.rs:81:25 [INFO] [stdout] | [INFO] [stdout] 81 | if let Some((_, load)) = custom { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_load` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:237:9 [INFO] [stdout] | [INFO] [stdout] 237 | let mut input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Casing` is never used [INFO] [stdout] --> src/lib.rs:229:6 [INFO] [stdout] | [INFO] [stdout] 229 | enum Casing { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:237:9 [INFO] [stdout] | [INFO] [stdout] 237 | let mut input = parse_macro_input!(input as DeriveInput); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Casing` is never used [INFO] [stdout] --> src/lib.rs:229:6 [INFO] [stdout] | [INFO] [stdout] 229 | enum Casing { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "0347940f941013b5585218f70f62cc5f2944aff497092a27e04e6e7c48ee1acf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0347940f941013b5585218f70f62cc5f2944aff497092a27e04e6e7c48ee1acf", kill_on_drop: false }` [INFO] [stdout] 0347940f941013b5585218f70f62cc5f2944aff497092a27e04e6e7c48ee1acf [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] 6ecceedfbd395c7ac25260392bd575c9b61b643a701526ca07fc614a72414303 [INFO] running `Command { std: "docker" "start" "-a" "6ecceedfbd395c7ac25260392bd575c9b61b643a701526ca07fc614a72414303", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `ExprClosure` [INFO] [stderr] --> src/lib.rs:8:55 [INFO] [stderr] | [INFO] [stderr] 8 | use syn::{parse_macro_input, Data, DeriveInput, Expr, ExprClosure, Fields, LitStr, Meta, Path, Token}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ParseBuffer` [INFO] [stderr] --> src/lib.rs:9:18 [INFO] [stderr] | [INFO] [stderr] 9 | use syn::parse::{ParseBuffer, Parser}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `init_struct` [INFO] [stderr] --> src/savable2.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let init_struct = fields.iter().map(|(f, _)| { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_struct` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `init_default_struct` [INFO] [stderr] --> src/savable2.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | let init_default_struct = unsaved_fields.iter().map(|f| { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_init_default_struct` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t1` [INFO] [stderr] --> src/savable2.rs:113:9 [INFO] [stderr] | [INFO] [stderr] 113 | let t1 = if !fields.is_empty() { quote!{,} } else { quote!{} }; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ty` [INFO] [stderr] --> src/savable2.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let ty = &f.ty; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ty` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `load` [INFO] [stderr] --> src/savable2.rs:81:25 [INFO] [stderr] | [INFO] [stderr] 81 | if let Some((_, load)) = custom { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_load` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:237:9 [INFO] [stderr] | [INFO] [stderr] 237 | let mut input = parse_macro_input!(input as DeriveInput); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: enum `Casing` is never used [INFO] [stderr] --> src/lib.rs:229:6 [INFO] [stderr] | [INFO] [stderr] 229 | enum Casing { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mvutils-proc-macro` (lib) generated 9 warnings (run `cargo fix --lib -p mvutils-proc-macro` to apply 3 suggestions) [INFO] [stderr] warning: `mvutils-proc-macro` (lib test) generated 9 warnings (9 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mvutils_proc_macro-00c01ed9c566462b) [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] Doc-tests mvutils_proc_macro [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" "6ecceedfbd395c7ac25260392bd575c9b61b643a701526ca07fc614a72414303", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ecceedfbd395c7ac25260392bd575c9b61b643a701526ca07fc614a72414303", kill_on_drop: false }` [INFO] [stdout] 6ecceedfbd395c7ac25260392bd575c9b61b643a701526ca07fc614a72414303