[INFO] cloning repository https://github.com/romirk/sea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/romirk/sea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromirk%2Fsea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromirk%2Fsea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3187fb9bc9188787884d695f519d3d774f702836
[INFO] checking romirk/sea against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromirk%2Fsea" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/romirk/sea on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/romirk/sea
[INFO] finished tweaking git repo https://github.com/romirk/sea
[INFO] tweaked toml for git repo https://github.com/romirk/sea written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/romirk/sea 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" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 884a78bc38d0219803e6ff7166c0cd64bcec2bad85d8329467fd61393ba31898
[INFO] running `Command { std: "docker" "start" "-a" "884a78bc38d0219803e6ff7166c0cd64bcec2bad85d8329467fd61393ba31898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "884a78bc38d0219803e6ff7166c0cd64bcec2bad85d8329467fd61393ba31898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "884a78bc38d0219803e6ff7166c0cd64bcec2bad85d8329467fd61393ba31898", kill_on_drop: false }`
[INFO] [stdout] 884a78bc38d0219803e6ff7166c0cd64bcec2bad85d8329467fd61393ba31898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b2ceadcdd7a363c9dd4d61ed7f4c7b3697c4ed2128bc6f338ca103e944fa00c
[INFO] running `Command { std: "docker" "start" "-a" "7b2ceadcdd7a363c9dd4d61ed7f4c7b3697c4ed2128bc6f338ca103e944fa00c", kill_on_drop: false }`
[INFO] [stderr]     Checking sea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ast/decl.rs:56:18
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/ast/decl.rs:56:18
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[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: field `declarations` is never read
[INFO] [stdout]   --> src/ast/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Program {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 14 |     pub declarations: Vec<GlobalDecl>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Program` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `declarations` is never read
[INFO] [stdout]   --> src/ast/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Program {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 14 |     pub declarations: Vec<GlobalDecl>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Program` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ast/decl_old.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Decl(DeclStmt),
[INFO] [stdout]   |     ---- ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `GlobalDecl` 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] 6 -     Decl(DeclStmt),
[INFO] [stdout] 6 +     Decl(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ast/decl_old.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Decl(DeclStmt),
[INFO] [stdout]   |     ---- ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `GlobalDecl` 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] 6 -     Decl(DeclStmt),
[INFO] [stdout] 6 +     Decl(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ast/decl_old.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Typedef(TypedefStmt),
[INFO] [stdout]   |     ------- ^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `GlobalDecl` 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] 7 -     Typedef(TypedefStmt),
[INFO] [stdout] 7 +     Typedef(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ast/decl_old.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Typedef(TypedefStmt),
[INFO] [stdout]   |     ------- ^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `GlobalDecl` 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] 7 -     Typedef(TypedefStmt),
[INFO] [stdout] 7 +     Typedef(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `decl` is never read
[INFO] [stdout]   --> src/ast/decl_old.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct DeclStmt {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 17 |     pub decl: Decl,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeclStmt` 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 `decl` is never read
[INFO] [stdout]   --> src/ast/decl_old.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct DeclStmt {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 17 |     pub decl: Decl,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeclStmt` 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 `type_` and `alias` are never read
[INFO] [stdout]   --> src/ast/decl_old.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct TypedefStmt {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 23 |     pub type_: Type,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 24 |     pub alias: Id,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypedefStmt` 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 `type_`, `id`, and `param_list` are never read
[INFO] [stdout]   --> src/ast/decl_old.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Decl {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 32 |     pub type_: Type,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 33 |     pub id: Id,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 34 |     pub param_list: Option<ParamList>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Decl` 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 `type_` and `alias` are never read
[INFO] [stdout]   --> src/ast/decl_old.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct TypedefStmt {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 23 |     pub type_: Type,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 24 |     pub alias: Id,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypedefStmt` 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 `params` is never read
[INFO] [stdout]   --> src/ast/decl_old.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct ParamList {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 39 |     pub params: Vec<Decl>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParamList` 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/ast/stmt.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Goto(Id),
[INFO] [stdout]    |     ---- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Goto(Id),
[INFO] [stdout] 10 +     Goto(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_`, `id`, and `param_list` are never read
[INFO] [stdout]   --> src/ast/decl_old.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Decl {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 32 |     pub type_: Type,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 33 |     pub id: Id,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 34 |     pub param_list: Option<ParamList>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Decl` 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/ast/stmt.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Return(Option<Expr>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Return(Option<Expr>),
[INFO] [stdout] 11 +     Return(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `params` is never read
[INFO] [stdout]   --> src/ast/decl_old.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct ParamList {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 39 |     pub params: Vec<Decl>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParamList` 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/ast/stmt.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Block(Vec<Stmt>),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Block(Vec<Stmt>),
[INFO] [stdout] 12 +     Block(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Goto(Id),
[INFO] [stdout]    |     ---- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Goto(Id),
[INFO] [stdout] 10 +     Goto(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     While(WhileStmt),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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] 13 -     While(WhileStmt),
[INFO] [stdout] 13 +     While(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Return(Option<Expr>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Return(Option<Expr>),
[INFO] [stdout] 11 +     Return(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     DoWhile(DoWhileStmt),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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] 14 -     DoWhile(DoWhileStmt),
[INFO] [stdout] 14 +     DoWhile(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Block(Vec<Stmt>),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Block(Vec<Stmt>),
[INFO] [stdout] 12 +     Block(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     For(ForStmt),
[INFO] [stdout]    |     --- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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] 15 -     For(ForStmt),
[INFO] [stdout] 15 +     For(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     While(WhileStmt),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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] 13 -     While(WhileStmt),
[INFO] [stdout] 13 +     While(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     If(IfStmt),
[INFO] [stdout]    |     -- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     If(IfStmt),
[INFO] [stdout] 16 +     If(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     DoWhile(DoWhileStmt),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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] 14 -     DoWhile(DoWhileStmt),
[INFO] [stdout] 14 +     DoWhile(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     For(ForStmt),
[INFO] [stdout]    |     --- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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] 15 -     For(ForStmt),
[INFO] [stdout] 15 +     For(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast/stmt.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Decl(DeclStmt),
[INFO] [stdout]    |     ---- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Decl(DeclStmt),
[INFO] [stdout] 17 +     Decl(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cond` and `body` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct WhileStmt {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 27 |     pub cond: Expr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub body: Box<Stmt>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WhileStmt` 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/ast/stmt.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     If(IfStmt),
[INFO] [stdout]    |     -- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     If(IfStmt),
[INFO] [stdout] 16 +     If(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cond` and `body` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct DoWhileStmt {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 33 |     pub cond: Expr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 34 |     pub body: Box<Stmt>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DoWhileStmt` 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/ast/stmt.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Decl(DeclStmt),
[INFO] [stdout]    |     ---- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` 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 -     Decl(DeclStmt),
[INFO] [stdout] 17 +     Decl(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `init`, `cond`, `step`, and `body` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct ForStmt {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 44 |     pub init: Option<Expr>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 45 |     pub cond: Option<Expr>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 46 |     pub step: Option<Expr>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 47 |     pub body: Box<Stmt>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ForStmt` 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 `cond` and `body` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct WhileStmt {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 27 |     pub cond: Expr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub body: Box<Stmt>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WhileStmt` 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 `cond` and `body` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct DoWhileStmt {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 33 |     pub cond: Expr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 34 |     pub body: Box<Stmt>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DoWhileStmt` 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 `cond`, `then_branch`, and `else_branch` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct IfStmt {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 52 |     pub cond: Expr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 53 |     pub then_branch: Box<Stmt>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 54 |     pub else_branch: Option<Box<Stmt>>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IfStmt` 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 `name` is never read
[INFO] [stdout]  --> src/ast/decl.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Id {
[INFO] [stdout]   |            -- field in this struct
[INFO] [stdout] 6 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Id` 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 `init`, `cond`, `step`, and `body` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct ForStmt {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 44 |     pub init: Option<Expr>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 45 |     pub cond: Option<Expr>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 46 |     pub step: Option<Expr>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 47 |     pub body: Box<Stmt>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ForStmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Binding` is never used
[INFO] [stdout]   --> src/ast/decl.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Binding {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binding` 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 `cond`, `then_branch`, and `else_branch` are never read
[INFO] [stdout]   --> src/ast/stmt.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct IfStmt {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 52 |     pub cond: Expr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 53 |     pub then_branch: Box<Stmt>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 54 |     pub else_branch: Option<Box<Stmt>>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IfStmt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]   --> src/ast/decl.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Binding {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 19 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParamList` is never constructed
[INFO] [stdout]   --> src/ast/decl.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct ParamList {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParamList` 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 `name` is never read
[INFO] [stdout]  --> src/ast/decl.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Id {
[INFO] [stdout]   |            -- field in this struct
[INFO] [stdout] 6 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Id` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Param` is never constructed
[INFO] [stdout]   --> src/ast/decl.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Param {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Param` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Binding` is never used
[INFO] [stdout]   --> src/ast/decl.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Binding {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binding` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Modifier` is never used
[INFO] [stdout]   --> src/ast/decl.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub enum Modifier {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Modifier` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]   --> src/ast/decl.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Binding {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 19 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParamList` is never constructed
[INFO] [stdout]   --> src/ast/decl.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct ParamList {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParamList` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]   --> src/ast/decl.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Modifier {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 56 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Param` is never constructed
[INFO] [stdout]   --> src/ast/decl.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct Param {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Param` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decl` is never constructed
[INFO] [stdout]   --> src/ast/decl.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Decl {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Decl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Modifier` is never used
[INFO] [stdout]   --> src/ast/decl.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub enum Modifier {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Modifier` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]   --> src/ast/decl.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl Decl {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 78 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]  --> src/hir.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Program {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]   --> src/ast/decl.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Modifier {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 56 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Defn` is never used
[INFO] [stdout]   --> src/hir.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Defn {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decl` is never constructed
[INFO] [stdout]   --> src/ast/decl.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct Decl {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Decl` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse` is never used
[INFO] [stdout]   --> src/ast/decl.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl Decl {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 78 |     pub fn parse(mut input: &str) -> Result<(Self, &str), ParseError> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FnDefn` is never constructed
[INFO] [stdout]   --> src/hir.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct FnDefn {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VarDefn` is never constructed
[INFO] [stdout]   --> src/hir.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct VarDefn {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decl` is never constructed
[INFO] [stdout]   --> src/hir.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Decl {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Program` is never constructed
[INFO] [stdout]  --> src/hir.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Program {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MonoDecl` is never constructed
[INFO] [stdout]   --> src/hir.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct MonoDecl {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Defn` is never used
[INFO] [stdout]   --> src/hir.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Defn {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Binding` is never used
[INFO] [stdout]   --> src/hir.rs:73:10
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub enum Binding {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]    --> src/hir.rs:120:10
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub enum Type {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FnDefn` is never constructed
[INFO] [stdout]   --> src/hir.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct FnDefn {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]    --> src/hir.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub struct Block {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VarDefn` is never constructed
[INFO] [stdout]   --> src/hir.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct VarDefn {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Decl` is never constructed
[INFO] [stdout]   --> src/hir.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct Decl {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Stmt` is never used
[INFO] [stdout]    --> src/hir.rs:186:10
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub enum Stmt {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MonoDecl` is never constructed
[INFO] [stdout]   --> src/hir.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct MonoDecl {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr` is never used
[INFO] [stdout]    --> src/hir.rs:252:10
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub enum Expr {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Binding` is never used
[INFO] [stdout]   --> src/hir.rs:73:10
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub enum Binding {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinOp` is never used
[INFO] [stdout]    --> src/hir.rs:267:10
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub enum BinOp {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Type` is never used
[INFO] [stdout]    --> src/hir.rs:120:10
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub enum Type {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `UnaOp` is never used
[INFO] [stdout]    --> src/hir.rs:276:10
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub enum UnaOp {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Block` is never constructed
[INFO] [stdout]    --> src/hir.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub struct Block {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input` is never read
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct LexerContext<'src> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     /// The complete input string.
[INFO] [stdout] 13 |     input: &'src str,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Stmt` is never used
[INFO] [stdout]    --> src/hir.rs:186:10
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub enum Stmt {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expr` is never used
[INFO] [stdout]    --> src/hir.rs:252:10
[INFO] [stdout]     |
[INFO] [stdout] 252 | pub enum Expr {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lexer.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<'src> LexerContext<'src> {
[INFO] [stdout]    | ----------------------------- associated function in this implementation
[INFO] [stdout] 22 |     /// Construct a new [`LexerContext`].
[INFO] [stdout] 23 |     pub const fn new(input: &'src str) -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `BinOp` is never used
[INFO] [stdout]    --> src/hir.rs:267:10
[INFO] [stdout]     |
[INFO] [stdout] 267 | pub enum BinOp {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `UnaOp` is never used
[INFO] [stdout]    --> src/hir.rs:276:10
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub enum UnaOp {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `start` and `resume` are never used
[INFO] [stdout]   --> src/lexer.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'src> LexerContext<'src> {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] 31 |     /// Create a [`Lexer`] from the start of the input.
[INFO] [stdout] 32 |     pub fn start(&mut self) -> Lexer<'_, 'src> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     const fn resume(&mut self) -> Lexer<'_, 'src> {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `input` is never read
[INFO] [stdout]   --> src/lexer.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct LexerContext<'src> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 12 |     /// The complete input string.
[INFO] [stdout] 13 |     input: &'src str,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lexer.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<'src> LexerContext<'src> {
[INFO] [stdout]    | ----------------------------- associated function in this implementation
[INFO] [stdout] 22 |     /// Construct a new [`LexerContext`].
[INFO] [stdout] 23 |     pub const fn new(input: &'src str) -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `input`, `delegate`, and `finish` are never used
[INFO] [stdout]   --> src/lexer.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl<'src, 'ctx> Lexer<'ctx, 'src> {
[INFO] [stdout]    | ---------------------------------- methods in this implementation
[INFO] [stdout] 69 |     /// The input waiting to be lexed.
[INFO] [stdout] 70 |     pub fn input(&self) -> &'src str {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn delegate(&mut self) -> Lexer<'_, 'src> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn finish<T>(mut self, value: T) -> ParseOutput<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `start` and `resume` are never used
[INFO] [stdout]   --> src/lexer.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl<'src> LexerContext<'src> {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] 31 |     /// Create a [`Lexer`] from the start of the input.
[INFO] [stdout] 32 |     pub fn start(&mut self) -> Lexer<'_, 'src> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     const fn resume(&mut self) -> Lexer<'_, 'src> {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `trim_ws`, `symbol`, `ident`, and `keyword` are never used
[INFO] [stdout]    --> src/lexer.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<'src, 'ctx> Lexer<'src, 'ctx> {
[INFO] [stdout]     | ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn trim_ws(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn symbol(&mut self, symbol: &str) -> Result<(), ParseError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub fn ident(&mut self) -> Result<&'src str, ParseError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     pub fn keyword(&mut self, keyword: &str) -> Result<(), ParseError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `input`, `delegate`, and `finish` are never used
[INFO] [stdout]   --> src/lexer.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl<'src, 'ctx> Lexer<'ctx, 'src> {
[INFO] [stdout]    | ---------------------------------- methods in this implementation
[INFO] [stdout] 69 |     /// The input waiting to be lexed.
[INFO] [stdout] 70 |     pub fn input(&self) -> &'src str {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn delegate(&mut self) -> Lexer<'_, 'src> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn finish<T>(mut self, value: T) -> ParseOutput<T> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]    --> src/lexer.rs:174:10
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub type ParseResult<T> = Result<ParseOutput<T>, ParseError>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into` is never used
[INFO] [stdout]    --> src/lexer.rs:183:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl<T> ParseOutput<T> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] 182 |     /// Extract the contained value.
[INFO] [stdout] 183 |     pub fn into(self) -> T {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `trim_ws`, `symbol`, `ident`, and `keyword` are never used
[INFO] [stdout]    --> src/lexer.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<'src, 'ctx> Lexer<'src, 'ctx> {
[INFO] [stdout]     | ---------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn trim_ws(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn symbol(&mut self, symbol: &str) -> Result<(), ParseError> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub fn ident(&mut self) -> Result<&'src str, ParseError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 155 |     pub fn keyword(&mut self, keyword: &str) -> Result<(), ParseError> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParseError` is never constructed
[INFO] [stdout]    --> src/lexer.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct ParseError {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParseError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]    --> src/lexer.rs:174:10
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub type ParseResult<T> = Result<ParseOutput<T>, ParseError>;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into` is never used
[INFO] [stdout]    --> src/lexer.rs:183:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | impl<T> ParseOutput<T> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] 182 |     /// Extract the contained value.
[INFO] [stdout] 183 |     pub fn into(self) -> T {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParseError` is never constructed
[INFO] [stdout]    --> src/lexer.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub struct ParseError {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParseError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "7b2ceadcdd7a363c9dd4d61ed7f4c7b3697c4ed2128bc6f338ca103e944fa00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b2ceadcdd7a363c9dd4d61ed7f4c7b3697c4ed2128bc6f338ca103e944fa00c", kill_on_drop: false }`
[INFO] [stdout] 7b2ceadcdd7a363c9dd4d61ed7f4c7b3697c4ed2128bc6f338ca103e944fa00c