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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GodTamIt/tiger-compiler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGodTamIt%2Ftiger-compiler-rs", kill_on_drop: false }`
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[INFO] checking GodTamIt/tiger-compiler-rs against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGodTamIt%2Ftiger-compiler-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GodTamIt/tiger-compiler-rs on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
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[INFO] started tweaking git repo https://github.com/GodTamIt/tiger-compiler-rs
[INFO] finished tweaking git repo https://github.com/GodTamIt/tiger-compiler-rs
[INFO] tweaked toml for git repo https://github.com/GodTamIt/tiger-compiler-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/GodTamIt/tiger-compiler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.2
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[INFO] [stderr]     Checking log v0.4.1
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[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking clap v2.30.0
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[INFO] [stderr]     Checking env_logger v0.5.6
[INFO] [stderr]    Compiling serde_derive_internals v0.22.1
[INFO] [stderr]    Compiling serde_derive v1.0.35
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[INFO] [stderr]     Checking cs4240 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/scanner.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref KEYWORD1_RE: Regex = Regex::new(r"^((array)|(begin)|(boolean)|(break)|(do)|(else)|(end)|(enddo)|(endif)|(false)|(float...
[INFO] [stdout] 51 | |         static ref KEYWORD2_RE: Regex = Regex::new(r"^(,|:|;|\(|\)|\[|\]|\{|\}|\.|\+|-|\*|/|=|<|>|<>|<=|>=|&|\||:=)$").unwrap();
[INFO] [stdout] 52 | |         static ref ID_RE: Regex = Regex::new(r"^((_[A-Za-z_0-9]*([0-9A-Za-z])[A-Za-z_0-9]*)|(([A-Za-z])[0-9A-Za-z_]*))$").unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         static ref TOKEN_NAMES: Vec<&'static str> = vec!["floatlit", "intlit", "id", "keyword", "keyword"];
[INFO] [stdout] 58 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:98:14
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funcdecls_node`
[INFO] [stdout]    --> src/typechecker.rs:297:45
[INFO] [stdout]     |
[INFO] [stdout] 297 | ...rdecls_node: NodeId, funcdecls_node: NodeId, arena: &Arena<Rc<Token>>, atable: &SymbolTable) -> Result<SymbolTable, String> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_funcdecls_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/typechecker.rs:508:17
[INFO] [stdout]     |
[INFO] [stdout] 508 |             for child in rhs_node.children(arena) {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term_child_iter`
[INFO] [stdout]    --> src/typechecker.rs:644:13
[INFO] [stdout]     |
[INFO] [stdout] 644 |     let mut term_child_iter = curr_term_node.children(arena);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_term_child_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param`
[INFO] [stdout]   --> src/typechecker.rs:59:14
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for (param, param_type) in argmap.iter() {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_param`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:98:14
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funcdecls_node`
[INFO] [stdout]    --> src/typechecker.rs:297:45
[INFO] [stdout]     |
[INFO] [stdout] 297 | ...rdecls_node: NodeId, funcdecls_node: NodeId, arena: &Arena<Rc<Token>>, atable: &SymbolTable) -> Result<SymbolTable, String> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_funcdecls_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/typechecker.rs:508:17
[INFO] [stdout]     |
[INFO] [stdout] 508 |             for child in rhs_node.children(arena) {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `term_child_iter`
[INFO] [stdout]    --> src/typechecker.rs:644:13
[INFO] [stdout]     |
[INFO] [stdout] 644 |     let mut term_child_iter = curr_term_node.children(arena);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_term_child_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param`
[INFO] [stdout]   --> src/typechecker.rs:59:14
[INFO] [stdout]    |
[INFO] [stdout] 59 |         for (param, param_type) in argmap.iter() {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_param`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
[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/main.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
[INFO] [stdout]    |                   ----^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:109:10
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
[INFO] [stdout]     |          ----^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:98:10
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
[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/main.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let (mut ast, mut new_ast) = match parser::parse_input(&grammar, &table, &mut tokens) {
[INFO] [stdout]    |                   ----^^^^^^^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:109:10
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
[INFO] [stdout]     |          ----^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:109:21
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let (mut arena, mut ast_root) = typechecker::build_ast(&new_ast);
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/typechecker.rs:305:13
[INFO] [stdout]     |
[INFO] [stdout] 305 |         let mut ndx = vardecl_node.children(arena).nth(3).expect("Could not extract TYPE");
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/typechecker.rs:305:13
[INFO] [stdout]     |
[INFO] [stdout] 305 |         let mut ndx = vardecl_node.children(arena).nth(3).expect("Could not extract TYPE");
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/typechecker.rs:644:9
[INFO] [stdout]     |
[INFO] [stdout] 644 |     let mut term_child_iter = curr_term_node.children(arena);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/typechecker.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn pop(&mut self, id: &String) -> Option<DynamicType> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_print_ast`
[INFO] [stdout]    --> src/typechecker.rs:779:8
[INFO] [stdout]     |
[INFO] [stdout] 779 | pub fn debug_print_ast(arena: &Arena<Rc<Token>>, node: NodeId) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_print_inner`
[INFO] [stdout]    --> src/typechecker.rs:784:8
[INFO] [stdout]     |
[INFO] [stdout] 784 | pub fn debug_print_inner(arena: &Arena<Rc<Token>>, node: NodeId) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/typechecker.rs:644:9
[INFO] [stdout]     |
[INFO] [stdout] 644 |     let mut term_child_iter = curr_term_node.children(arena);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/typechecker.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn pop(&mut self, id: &String) -> Option<DynamicType> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_print_ast`
[INFO] [stdout]    --> src/typechecker.rs:779:8
[INFO] [stdout]     |
[INFO] [stdout] 779 | pub fn debug_print_ast(arena: &Arena<Rc<Token>>, node: NodeId) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `debug_print_inner`
[INFO] [stdout]    --> src/typechecker.rs:784:8
[INFO] [stdout]     |
[INFO] [stdout] 784 | pub fn debug_print_inner(arena: &Arena<Rc<Token>>, node: NodeId) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.48s
[INFO] running `Command { std: "docker" "inspect" "68b32e45ae3109c8105d6fb1f52ddc9630365e348912019767192f6b558f6e41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b32e45ae3109c8105d6fb1f52ddc9630365e348912019767192f6b558f6e41", kill_on_drop: false }`
[INFO] [stdout] 68b32e45ae3109c8105d6fb1f52ddc9630365e348912019767192f6b558f6e41