[INFO] cloning repository https://github.com/ChurchOfMiku/glau-playpen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChurchOfMiku/glau-playpen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChurchOfMiku%2Fglau-playpen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChurchOfMiku%2Fglau-playpen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c16301ed93cb09aca31ab95f1cf50639c7bcf366
[INFO] checking ChurchOfMiku/glau-playpen against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChurchOfMiku%2Fglau-playpen" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ChurchOfMiku/glau-playpen
[INFO] finished tweaking git repo https://github.com/ChurchOfMiku/glau-playpen
[INFO] tweaked toml for git repo https://github.com/ChurchOfMiku/glau-playpen written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ChurchOfMiku/glau-playpen on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ChurchOfMiku/glau-playpen 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/ChurchOfMiku/mlua`
[INFO] [stderr]     Updating git repository `https://github.com/ChurchOfMiku/glau-src`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3d9480ae5e8c5d737f246417dd5b9f9c224c3b88e8f45dbede159421beeef11
[INFO] running `Command { std: "docker" "start" "-a" "a3d9480ae5e8c5d737f246417dd5b9f9c224c3b88e8f45dbede159421beeef11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3d9480ae5e8c5d737f246417dd5b9f9c224c3b88e8f45dbede159421beeef11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d9480ae5e8c5d737f246417dd5b9f9c224c3b88e8f45dbede159421beeef11", kill_on_drop: false }`
[INFO] [stdout] a3d9480ae5e8c5d737f246417dd5b9f9c224c3b88e8f45dbede159421beeef11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72e4a2be95340cd0f49356a4154547c1d00e2e6835df69523224e96463715cb0
[INFO] running `Command { std: "docker" "start" "-a" "72e4a2be95340cd0f49356a4154547c1d00e2e6835df69523224e96463715cb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling glau-src v1.0.0 (https://github.com/ChurchOfMiku/glau-src#355fcb81)
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling mlua v0.5.1 (https://github.com/ChurchOfMiku/mlua#f07bf108)
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking glau-playpen v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/cookies/serialize.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error` and `MultiValue`
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mlua::{Error, Lua, MultiValue, Value};
[INFO] [stdout]   |            ^^^^^       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/cookies/serialize.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error` and `MultiValue`
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mlua::{Error, Lua, MultiValue, Value};
[INFO] [stdout]   |            ^^^^^       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cookies/serialize.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut state = State::new(lua)?;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cookies/serialize.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut state = State::new(lua)?;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cookies.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CookieId(i64);
[INFO] [stdout]   |            -------- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `CookieId` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cookies.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Boolean(bool),
[INFO] [stdout]   |     ------- ^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 9 -     Boolean(bool),
[INFO] [stdout] 9 +     Boolean(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Integer(i64),
[INFO] [stdout]    |     ------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 10 -     Integer(i64),
[INFO] [stdout] 10 +     Integer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Number(f64),
[INFO] [stdout]    |     ------ ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 11 -     Number(f64),
[INFO] [stdout] 11 +     Number(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     String(Vec<u8>),
[INFO] [stdout]    |     ------ ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 12 -     String(Vec<u8>),
[INFO] [stdout] 12 +     String(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `keys`, `values`, and `metatable` are never read
[INFO] [stdout]   --> src/cookies.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Table {
[INFO] [stdout]    |     ----- fields in this variant
[INFO] [stdout] 14 |         keys: Vec<CookieId>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |         values: Vec<CookieId>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |         metatable: CookieId,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bytecode` is never read
[INFO] [stdout]   --> src/cookies.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Function {
[INFO] [stdout]    |     -------- field in this variant
[INFO] [stdout] 19 |         bytecode: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cookies` and `root` are never read
[INFO] [stdout]   --> src/cookies.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Jar {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 26 |     cookies: Vec<Cookie>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     root: CookieId,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Jar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies/serialize.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LuaError(mlua::Error),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 16 -     LuaError(mlua::Error),
[INFO] [stdout] 16 +     LuaError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies/serialize.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     UnknownCookieId(Value<'a>),
[INFO] [stdout]    |     --------------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 17 -     UnknownCookieId(Value<'a>),
[INFO] [stdout] 17 +     UnknownCookieId(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies/serialize.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     UnsupportedValue(Value<'a>),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 18 -     UnsupportedValue(Value<'a>),
[INFO] [stdout] 18 +     UnsupportedValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NotImplemented` is never constructed
[INFO] [stdout]   --> src/cookies/serialize.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Error<'a> {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     NotImplemented,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cookies.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CookieId(i64);
[INFO] [stdout]   |            -------- ^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `CookieId` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cookies.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Boolean(bool),
[INFO] [stdout]   |     ------- ^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 9 -     Boolean(bool),
[INFO] [stdout] 9 +     Boolean(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Integer(i64),
[INFO] [stdout]    |     ------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 10 -     Integer(i64),
[INFO] [stdout] 10 +     Integer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Number(f64),
[INFO] [stdout]    |     ------ ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 11 -     Number(f64),
[INFO] [stdout] 11 +     Number(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     String(Vec<u8>),
[INFO] [stdout]    |     ------ ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 12 -     String(Vec<u8>),
[INFO] [stdout] 12 +     String(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `keys`, `values`, and `metatable` are never read
[INFO] [stdout]   --> src/cookies.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Table {
[INFO] [stdout]    |     ----- fields in this variant
[INFO] [stdout] 14 |         keys: Vec<CookieId>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |         values: Vec<CookieId>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |         metatable: CookieId,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bytecode` is never read
[INFO] [stdout]   --> src/cookies.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Function {
[INFO] [stdout]    |     -------- field in this variant
[INFO] [stdout] 19 |         bytecode: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cookie` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cookies` and `root` are never read
[INFO] [stdout]   --> src/cookies.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Jar {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 26 |     cookies: Vec<Cookie>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 27 |     root: CookieId,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Jar` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies/serialize.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LuaError(mlua::Error),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 16 -     LuaError(mlua::Error),
[INFO] [stdout] 16 +     LuaError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies/serialize.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     UnknownCookieId(Value<'a>),
[INFO] [stdout]    |     --------------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 17 -     UnknownCookieId(Value<'a>),
[INFO] [stdout] 17 +     UnknownCookieId(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/cookies/serialize.rs:18:22
[INFO] [stdout]    |
[INFO] [stdout] 18 |     UnsupportedValue(Value<'a>),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 18 -     UnsupportedValue(Value<'a>),
[INFO] [stdout] 18 +     UnsupportedValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NotImplemented` is never constructed
[INFO] [stdout]   --> src/cookies/serialize.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Error<'a> {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     NotImplemented,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: mlua v0.5.1 (https://github.com/ChurchOfMiku/mlua#f07bf108)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "72e4a2be95340cd0f49356a4154547c1d00e2e6835df69523224e96463715cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e4a2be95340cd0f49356a4154547c1d00e2e6835df69523224e96463715cb0", kill_on_drop: false }`
[INFO] [stdout] 72e4a2be95340cd0f49356a4154547c1d00e2e6835df69523224e96463715cb0
