[INFO] cloning repository https://github.com/SalWolffs/spl-compile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SalWolffs/spl-compile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSalWolffs%2Fspl-compile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSalWolffs%2Fspl-compile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29aaf849b061f39d79fdcb4a93a702aa43e5fe8a
[INFO] checking SalWolffs/spl-compile against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSalWolffs%2Fspl-compile" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SalWolffs/spl-compile on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SalWolffs/spl-compile
[INFO] finished tweaking git repo https://github.com/SalWolffs/spl-compile
[INFO] tweaked toml for git repo https://github.com/SalWolffs/spl-compile written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/SalWolffs/spl-compile already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17afe187e82105dc9118e4f3484167b717d40b927afb1b777d74fd930a3e30d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17afe187e82105dc9118e4f3484167b717d40b927afb1b777d74fd930a3e30d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17afe187e82105dc9118e4f3484167b717d40b927afb1b777d74fd930a3e30d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17afe187e82105dc9118e4f3484167b717d40b927afb1b777d74fd930a3e30d8", kill_on_drop: false }`
[INFO] [stdout] 17afe187e82105dc9118e4f3484167b717d40b927afb1b777d74fd930a3e30d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 25010641e2394fe7644fe4becaa173fe1818565934da791b8e2940eb7c6c87b9
[INFO] running `Command { std: "docker" "start" "-a" "25010641e2394fe7644fe4becaa173fe1818565934da791b8e2940eb7c6c87b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking spl-compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BType`, `BareOp`, `BareSelector`, `LitVal`
[INFO] [stdout]  --> src/parser/lex.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{BType, BareOp, BareSelector, LitVal};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^  ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tok::Token::Selector as SelectTok`
[INFO] [stdout]   --> src/parser/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tok::Token::Selector as SelectTok;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BType`, `BareOp`, `BareSelector`, `LitVal`
[INFO] [stdout]  --> src/parser/lex.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::ast::{BType, BareOp, BareSelector, LitVal};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^  ^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tok::Token::Selector as SelectTok`
[INFO] [stdout]   --> src/parser/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tok::Token::Selector as SelectTok;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::lex::*`
[INFO] [stdout]    --> src/parser/mod.rs:279:9
[INFO] [stdout]     |
[INFO] [stdout] 279 |     use super::lex::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/parser/mod.rs:102:23
[INFO] [stdout]     |
[INFO] [stdout] 102 |             .map_err(|v| ipe!("Attempted lookahead beyond 1"))
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:129:46
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn fun_or_named_type_var_decl(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |                                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn fun_def(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:156:36
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn stmt_or_var_decl(&mut self, id: Id) -> ParseResult<FStmt> {
[INFO] [stdout]     |                                    ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:184:34
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn assign_or_call(&mut self, id: Id) -> ParseResult<Stmt> {
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/parser/mod.rs:102:23
[INFO] [stdout]     |
[INFO] [stdout] 102 |             .map_err(|v| ipe!("Attempted lookahead beyond 1"))
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:129:46
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn fun_or_named_type_var_decl(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |                                              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn fun_def(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |                           ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:156:36
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn stmt_or_var_decl(&mut self, id: Id) -> ParseResult<FStmt> {
[INFO] [stdout]     |                                    ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/parser/mod.rs:184:34
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn assign_or_call(&mut self, id: Id) -> ParseResult<Stmt> {
[INFO] [stdout]     |                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ast.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub(crate) fn new(startline: u32, endline: u32, startcol: u16, endcol: u16) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `hull`
[INFO] [stdout]   --> src/ast.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub(crate) fn hull(lhs: Self, rhs: Self) -> Self {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `SPL`
[INFO] [stdout]   --> src/ast.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub type SPL = Vec<Decl>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/ast.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Var(Option<Type>, Id, Exp),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fun`
[INFO] [stdout]   --> src/ast.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     Fun(Id, Vec<Id>, Option<FunType>, Vec<Decl>, Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DeclStmt`
[INFO] [stdout]   --> src/ast.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     DeclStmt(Decl),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PureStmt`
[INFO] [stdout]   --> src/ast.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     PureStmt(Stmt),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/ast.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     Var(Id, Vec<Selector>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/ast.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     Call(Id, Vec<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lit`
[INFO] [stdout]   --> src/ast.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     Lit(LitVal),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tuple`
[INFO] [stdout]   --> src/ast.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     Tuple(Vec<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BinOp`
[INFO] [stdout]   --> src/ast.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     BinOp(Op, Box<Exp>, Box<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnOp`
[INFO] [stdout]   --> src/ast.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     UnOp(Op, Box<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ITE`
[INFO] [stdout]   --> src/ast.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     ITE(Exp, Vec<Stmt>, Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `While`
[INFO] [stdout]   --> src/ast.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     While(Exp, Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assign`
[INFO] [stdout]   --> src/ast.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     Assign(Id, Exp),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/ast.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     Call(Id, Vec<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ret`
[INFO] [stdout]   --> src/ast.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     Ret(Option<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lit`
[INFO] [stdout]   --> src/ast.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     Lit(BType),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Typename`
[INFO] [stdout]   --> src/ast.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     Typename(Id),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tuple`
[INFO] [stdout]   --> src/ast.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Tuple(Vec<Type>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `List`
[INFO] [stdout]   --> src/ast.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     List(Box<Type>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Hd`
[INFO] [stdout]    --> src/ast.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     Hd,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tl`
[INFO] [stdout]    --> src/ast.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 |     Tl,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fst`
[INFO] [stdout]    --> src/ast.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     Fst,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Snd`
[INFO] [stdout]    --> src/ast.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 |     Snd,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IntT`
[INFO] [stdout]    --> src/ast.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     IntT,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BoolT`
[INFO] [stdout]    --> src/ast.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     BoolT,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CharT`
[INFO] [stdout]    --> src/ast.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     CharT,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UnitT`
[INFO] [stdout]    --> src/ast.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     UnitT,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]    --> src/ast.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     Bool(bool),
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Neg`
[INFO] [stdout]    --> src/ast.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     Neg,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_unary`
[INFO] [stdout]    --> src/ast.rs:182:12
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn is_unary(self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `right_precedes`
[INFO] [stdout]    --> src/ast.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn right_precedes(self, other: Self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lex`
[INFO] [stdout]   --> src/parser/lex.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn lex(source: &'s str) -> Lex<'s> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/parser/lex.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn peek(&mut self) -> Option<&Result<LocTok, LexError>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unpeek`
[INFO] [stdout]   --> src/parser/lex.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn unpeek(&mut self, val: LocTok) -> Result<&LocTok, LocTok> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Expression`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Expression,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Operator`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Operator,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Done`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Done,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ShuntingYard`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(super) struct ShuntingYard<'s, 'p> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_exp`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub(super) fn parse_exp(parser: &'p mut Parser<'s>) -> ParseResult<Exp> {
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn new(parser: &'p mut Parser<'s>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `step`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn step(&mut self) -> ParseResult<()> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn run(&mut self) -> ParseResult<Exp> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shunt_atom`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn shunt_atom(&mut self) -> ParseResult<()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shunt_binop`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn shunt_binop(&mut self) -> ParseResult<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exppop`
[INFO] [stdout]    --> src/parser/shunting_yard.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn exppop(&mut self) -> ParseResult<Exp> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `oppeek`
[INFO] [stdout]    --> src/parser/shunting_yard.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn oppeek(&mut self) -> Option<tok::LocTok> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_push`
[INFO] [stdout]    --> src/parser/shunting_yard.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn can_push(&mut self, op: crate::ast::BareOp, loc: Loc) -> ParseResult<bool> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `opapply`
[INFO] [stdout]    --> src/parser/shunting_yard.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn opapply(&mut self, op: crate::ast::BareOp, loc: Loc) -> ParseResult<()> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `oppop`
[INFO] [stdout]    --> src/parser/shunting_yard.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn oppop(&mut self) -> ParseResult<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `oppush`
[INFO] [stdout]    --> src/parser/shunting_yard.rs:182:8
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn oppush(&mut self, op: crate::ast::BareOp, loc: Loc) -> ParseResult<()> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `step`
[INFO] [stdout]   --> src/parser/tok.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn step(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/parser/tok.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Var,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `If`
[INFO] [stdout]   --> src/parser/tok.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     If,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Else`
[INFO] [stdout]   --> src/parser/tok.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Else,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `While`
[INFO] [stdout]   --> src/parser/tok.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     While,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/parser/tok.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Return,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `TokStream`
[INFO] [stdout]   --> src/parser/mod.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | type TokStream<'s> = lex::Lex<'s>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parser`
[INFO] [stdout]   --> src/parser/mod.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Parser<'s> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `ParseResult`
[INFO] [stdout]   --> src/parser/mod.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | type ParseResult<T> = Result<T, ParseError>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `opthull`
[INFO] [stdout]   --> src/parser/mod.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn opthull(lhs: Option<Span>, rhs: Option<Span>) -> Option<Span> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hull`
[INFO] [stdout]   --> src/parser/mod.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn hull(lhs: Span, rhs: Span) -> Span {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eof`
[INFO] [stdout]   --> src/parser/mod.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn eof<T>(expected: String) -> ParseResult<T> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unexpected`
[INFO] [stdout]   --> src/parser/mod.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn unexpected<T>(found: tok::LocTok, expected: String) -> ParseResult<T> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lexfail`
[INFO] [stdout]   --> src/parser/mod.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn lexfail<T>(err: lex::LexError) -> ParseResult<T> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/parser/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn new(source: &'s str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nexttok`
[INFO] [stdout]   --> src/parser/mod.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn nexttok(&mut self) -> Option<<Lex as Iterator>::Item> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peektok`
[INFO] [stdout]   --> src/parser/mod.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn peektok(&mut self) -> Option<&<Lex as Iterator>::Item> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `trytok`
[INFO] [stdout]   --> src/parser/mod.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn trytok(&mut self) -> ParseResult<Option<tok::LocTok>> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unpeektok`
[INFO] [stdout]   --> src/parser/mod.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn unpeektok(&mut self, val: tok::LocTok) -> ParseResult<&tok::LocTok> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backtrack`
[INFO] [stdout]    --> src/parser/mod.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn backtrack<T>(&mut self, found: tok::LocTok, expected: String) -> ParseResult<T> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect`
[INFO] [stdout]    --> src/parser/mod.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn expect(&mut self, tok: Token) -> ParseResult<tok::LocTok> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decl`
[INFO] [stdout]    --> src/parser/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn decl(&mut self) -> ParseResult<Decl> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fun_or_named_type_var_decl`
[INFO] [stdout]    --> src/parser/mod.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn fun_or_named_type_var_decl(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `var_init`
[INFO] [stdout]    --> src/parser/mod.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn var_init(&mut self) -> ParseResult<(Id, Exp)> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fun_def`
[INFO] [stdout]    --> src/parser/mod.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn fun_def(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `f_stmt`
[INFO] [stdout]    --> src/parser/mod.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn f_stmt(&mut self) -> ParseResult<FStmt> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stmt_or_var_decl`
[INFO] [stdout]    --> src/parser/mod.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn stmt_or_var_decl(&mut self, id: Id) -> ParseResult<FStmt> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ret_type`
[INFO] [stdout]    --> src/parser/mod.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn ret_type(&mut self) -> ParseResult<Type> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fun_type`
[INFO] [stdout]    --> src/parser/mod.rs:164:8
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn fun_type(&mut self) -> ParseResult<FunType> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `typ`
[INFO] [stdout]    --> src/parser/mod.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn typ(&mut self) -> ParseResult<Type> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `non_id_type`
[INFO] [stdout]    --> src/parser/mod.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn non_id_type(&mut self) -> ParseResult<Type> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `b_type`
[INFO] [stdout]    --> src/parser/mod.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn b_type(&mut self) -> ParseResult<BType> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stmt`
[INFO] [stdout]    --> src/parser/mod.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn stmt(&mut self) -> ParseResult<Stmt> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assign_or_call`
[INFO] [stdout]    --> src/parser/mod.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn assign_or_call(&mut self, id: Id) -> ParseResult<Stmt> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compound`
[INFO] [stdout]    --> src/parser/mod.rs:188:8
[INFO] [stdout]     |
[INFO] [stdout] 188 |     fn compound(&mut self) -> ParseResult<Vec<Stmt>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `selector`
[INFO] [stdout]    --> src/parser/mod.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn selector(&mut self) -> ParseResult<Selector> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `field`
[INFO] [stdout]    --> src/parser/mod.rs:196:8
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn field(&mut self) -> ParseResult<(Vec<Selector>, Span)> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `exp`
[INFO] [stdout]    --> src/parser/mod.rs:200:8
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn exp(&mut self) -> ParseResult<Exp> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `atom`
[INFO] [stdout]    --> src/parser/mod.rs:204:8
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn atom(&mut self) -> ParseResult<Exp> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `field_or_call`
[INFO] [stdout]    --> src/parser/mod.rs:225:8
[INFO] [stdout]     |
[INFO] [stdout] 225 |     fn field_or_call(&mut self, id: Id) -> ParseResult<Exp> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tuplish`
[INFO] [stdout]    --> src/parser/mod.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 |     fn tuplish<T>(
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parser/mod.rs:35:16
[INFO] [stdout]     |
[INFO] [stdout] 35  |         panic!(format!("Internal parser error: {}", $msg))
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |             .map_err(|v| ipe!("Attempted lookahead beyond 1"))
[INFO] [stdout]     |                          ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 35  |         panic!("Internal parser error: {}", $msg)
[INFO] [stdout]     |               --                               --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 102 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `SPL`
[INFO] [stdout]   --> src/ast.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub type SPL = Vec<Decl>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/ast.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Var(Option<Type>, Id, Exp),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fun`
[INFO] [stdout]   --> src/ast.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     Fun(Id, Vec<Id>, Option<FunType>, Vec<Decl>, Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DeclStmt`
[INFO] [stdout]   --> src/ast.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     DeclStmt(Decl),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PureStmt`
[INFO] [stdout]   --> src/ast.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     PureStmt(Stmt),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ITE`
[INFO] [stdout]   --> src/ast.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     ITE(Exp, Vec<Stmt>, Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `While`
[INFO] [stdout]   --> src/ast.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     While(Exp, Vec<Stmt>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assign`
[INFO] [stdout]   --> src/ast.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     Assign(Id, Exp),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/ast.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     Call(Id, Vec<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ret`
[INFO] [stdout]   --> src/ast.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     Ret(Option<Exp>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lit`
[INFO] [stdout]   --> src/ast.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     Lit(BType),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Typename`
[INFO] [stdout]   --> src/ast.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     Typename(Id),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Tuple`
[INFO] [stdout]   --> src/ast.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Tuple(Vec<Type>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `List`
[INFO] [stdout]   --> src/ast.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     List(Box<Type>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lasttok`
[INFO] [stdout]   --> src/parser/shunting_yard.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     lasttok: Option<tok::Token>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `step`
[INFO] [stdout]   --> src/parser/tok.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn step(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backtrack`
[INFO] [stdout]    --> src/parser/mod.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn backtrack<T>(&mut self, found: tok::LocTok, expected: String) -> ParseResult<T> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect`
[INFO] [stdout]    --> src/parser/mod.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn expect(&mut self, tok: Token) -> ParseResult<tok::LocTok> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decl`
[INFO] [stdout]    --> src/parser/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn decl(&mut self) -> ParseResult<Decl> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fun_or_named_type_var_decl`
[INFO] [stdout]    --> src/parser/mod.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn fun_or_named_type_var_decl(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `var_init`
[INFO] [stdout]    --> src/parser/mod.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn var_init(&mut self) -> ParseResult<(Id, Exp)> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fun_def`
[INFO] [stdout]    --> src/parser/mod.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn fun_def(&mut self, id: Id) -> ParseResult<Decl> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `f_stmt`
[INFO] [stdout]    --> src/parser/mod.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn f_stmt(&mut self) -> ParseResult<FStmt> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stmt_or_var_decl`
[INFO] [stdout]    --> src/parser/mod.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn stmt_or_var_decl(&mut self, id: Id) -> ParseResult<FStmt> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ret_type`
[INFO] [stdout]    --> src/parser/mod.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn ret_type(&mut self) -> ParseResult<Type> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fun_type`
[INFO] [stdout]    --> src/parser/mod.rs:164:8
[INFO] [stdout]     |
[INFO] [stdout] 164 |     fn fun_type(&mut self) -> ParseResult<FunType> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `typ`
[INFO] [stdout]    --> src/parser/mod.rs:168:8
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn typ(&mut self) -> ParseResult<Type> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `non_id_type`
[INFO] [stdout]    --> src/parser/mod.rs:172:8
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn non_id_type(&mut self) -> ParseResult<Type> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `b_type`
[INFO] [stdout]    --> src/parser/mod.rs:176:8
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn b_type(&mut self) -> ParseResult<BType> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stmt`
[INFO] [stdout]    --> src/parser/mod.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn stmt(&mut self) -> ParseResult<Stmt> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assign_or_call`
[INFO] [stdout]    --> src/parser/mod.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn assign_or_call(&mut self, id: Id) -> ParseResult<Stmt> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compound`
[INFO] [stdout]    --> src/parser/mod.rs:188:8
[INFO] [stdout]     |
[INFO] [stdout] 188 |     fn compound(&mut self) -> ParseResult<Vec<Stmt>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `selector`
[INFO] [stdout]    --> src/parser/mod.rs:192:8
[INFO] [stdout]     |
[INFO] [stdout] 192 |     fn selector(&mut self) -> ParseResult<Selector> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parser/mod.rs:35:16
[INFO] [stdout]     |
[INFO] [stdout] 35  |         panic!(format!("Internal parser error: {}", $msg))
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |             .map_err(|v| ipe!("Attempted lookahead beyond 1"))
[INFO] [stdout]     |                          ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 35  |         panic!("Internal parser error: {}", $msg)
[INFO] [stdout]     |               --                               --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `Command { std: "docker" "inspect" "25010641e2394fe7644fe4becaa173fe1818565934da791b8e2940eb7c6c87b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25010641e2394fe7644fe4becaa173fe1818565934da791b8e2940eb7c6c87b9", kill_on_drop: false }`
[INFO] [stdout] 25010641e2394fe7644fe4becaa173fe1818565934da791b8e2940eb7c6c87b9