[INFO] updating cached repository https://github.com/1011X/rcc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2b0a9995fc095d43dc0e057c0f9e4c796040e62c
[INFO] checking 1011X/rcc against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1011X%2Frcc" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
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[INFO] validating manifest of git repo https://github.com/1011X/rcc on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/1011X/rcc
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[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aadf9e301342696197956551e3973f5c402bd7b9bca2712638825e720f59af4e
[INFO] running `"docker" "start" "-a" "aadf9e301342696197956551e3973f5c402bd7b9bca2712638825e720f59af4e"`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rever v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0412]: cannot find type `EvalResult` in this scope
[INFO] [stderr]    --> src/interpret/ast/expr.rs:232:35
[INFO] [stderr]     |
[INFO] [stderr] 232 |     pub fn eval(&self, t: &Scope) -> EvalResult {
[INFO] [stderr]     |                                      ^^^^^^^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 21  | use crate::interpret::EvalResult;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Param`, `Statement`
[INFO] [stderr]  --> src/interpret/value.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::ast::{Literal, Param, Statement, Type};
[INFO] [stderr]   |                           ^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/interpret/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `Unsigned` found for enum `interpret::ast::literal::Literal` in the current scope
[INFO] [stderr]   --> src/interpret/ast/literal.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub enum Literal {
[INFO] [stderr]    | ---------------- variant or associated item `Unsigned` not found here
[INFO] [stderr] ...
[INFO] [stderr] 33 |                     Ok(n)  => Ok(Literal::Unsigned(n)),
[INFO] [stderr]    |                                           ^^^^^^^^ variant or associated item not found in `interpret::ast::literal::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `EvalResult` in this scope
[INFO] [stderr]    --> src/interpret/ast/expr.rs:232:35
[INFO] [stderr]     |
[INFO] [stderr] 232 |     pub fn eval(&self, t: &Scope) -> EvalResult {
[INFO] [stderr]     |                                      ^^^^^^^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 21  | use crate::interpret::EvalResult;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tokenize::tokenize`
[INFO] [stderr]   --> src/interpret/ast/literal.rs:59:6
[INFO] [stderr]    |
[INFO] [stderr] 59 |     use crate::tokenize::tokenize;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Param`, `Statement`
[INFO] [stderr]  --> src/interpret/value.rs:1:27
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::ast::{Literal, Param, Statement, Type};
[INFO] [stderr]   |                           ^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/interpret/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:362:25
[INFO] [stderr]     |
[INFO] [stderr] 358 |       pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 359 | |         use self::Statement::*;
[INFO] [stderr] 360 | |         match self {
[INFO] [stderr] 361 | |             Var(id, _, init, block, dest) => {
[INFO] [stderr] 362 | |                 t.push((id.clone(), init.eval(t)?));
[INFO] [stderr]     | |                                     ^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 504 | |         //Ok(Value::Nil)
[INFO] [stderr] 505 | |     }
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:370:27
[INFO] [stderr]     |
[INFO] [stderr] 358 |       pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 359 | |         use self::Statement::*;
[INFO] [stderr] 360 | |         match self {
[INFO] [stderr] 361 | |             Var(id, _, init, block, dest) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 370 | |                 assert_eq!(final_val, dest.eval(t)?);
[INFO] [stderr]     | |                                       ^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 504 | |         //Ok(Value::Nil)
[INFO] [stderr] 505 | |     }
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:384:44
[INFO] [stderr]     |
[INFO] [stderr] 358 |       pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 359 | |         use self::Statement::*;
[INFO] [stderr] 360 | |         match self {
[INFO] [stderr] 361 | |             Var(id, _, init, block, dest) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 384 | |             Xor(lval, expr) => match (lval.eval(t), expr.eval(t)?) {
[INFO] [stderr]     | |                                                     ^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 504 | |         //Ok(Value::Nil)
[INFO] [stderr] 505 | |     }
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:386:16
[INFO] [stderr]     |
[INFO] [stderr] 358 |        pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |   _____-
[INFO] [stderr] 359 |  |         use self::Statement::*;
[INFO] [stderr] 360 |  |         match self {
[INFO] [stderr] 361 |  |             Var(id, _, init, block, dest) => {
[INFO] [stderr] ...    |
[INFO] [stderr] 386 |  |                     let pos = t.iter()
[INFO] [stderr]     |  |_______________________________^
[INFO] [stderr] 387 | ||                         .rposition(|var| var.0 == lval.id)
[INFO] [stderr] 388 | ||                         .ok_or("variable name not found")?;
[INFO] [stderr]     | ||__________________________________________________________^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...    |
[INFO] [stderr] 504 |  |         //Ok(Value::Nil)
[INFO] [stderr] 505 |  |     }
[INFO] [stderr]     |  |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/statement.rs:391:17
[INFO] [stderr]     |
[INFO] [stderr] 358 |     pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |                                       - expected because this return type...
[INFO] [stderr] ...
[INFO] [stderr] 362 |                 t.push((id.clone(), init.eval(t)?));
[INFO] [stderr]     |                                                 - ...is found to be `()` here
[INFO] [stderr] ...
[INFO] [stderr] 391 |                 _ => return Err("tried to do something illegal")
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found enum `std::result::Result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `()`
[INFO] [stderr]                found enum `std::result::Result<_, &str>`
[INFO] [stderr]     = note: to return `impl Trait`, all returned values must be of the same type
[INFO] [stderr]     = note: for information on `impl Trait`, see <https://doc.rust-lang.org/book/ch10-02-traits.html#returning-types-that-implement-traits>
[INFO] [stderr]     = help: alternatively, create a new `enum` with a variant for each returned type
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `call` found for enum `interpret::value::Value` in the current scope
[INFO] [stderr]    --> src/interpret/ast/statement.rs:450:7
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     .call(vals, t);
[INFO] [stderr]     |                      ^^^^ method not found in `interpret::value::Value`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/interpret/value.rs:4:1
[INFO] [stderr]     |
[INFO] [stderr] 4   | pub enum Value {
[INFO] [stderr]     | -------------- method `call` not found for this
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stderr]     = note: the following trait defines an item `call`, perhaps you need to implement it:
[INFO] [stderr]             candidate #1: `std::ops::Fn`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `uncall` found for enum `interpret::value::Value` in the current scope
[INFO] [stderr]    --> src/interpret/ast/statement.rs:461:7
[INFO] [stderr]     |
[INFO] [stderr] 461 |                     .uncall(vals, t);
[INFO] [stderr]     |                      ^^^^^^ method not found in `interpret::value::Value`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/interpret/value.rs:4:1
[INFO] [stderr]     |
[INFO] [stderr] 4   | pub enum Value {
[INFO] [stderr]     | -------------- method `uncall` not found for this
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0308, E0412, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `rever`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no variant or associated item named `Unsigned` found for enum `interpret::ast::literal::Literal` in the current scope
[INFO] [stderr]   --> src/interpret/ast/literal.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub enum Literal {
[INFO] [stderr]    | ---------------- variant or associated item `Unsigned` not found here
[INFO] [stderr] ...
[INFO] [stderr] 33 |                     Ok(n)  => Ok(Literal::Unsigned(n)),
[INFO] [stderr]    |                                           ^^^^^^^^ variant or associated item not found in `interpret::ast::literal::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/literal.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |             Literal::parse(&[Token::Ident("true".to_string())]).unwrap(),
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&[tokenize::Token; 1]`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/literal.rs:63:3
[INFO] [stderr]    |
[INFO] [stderr] 63 |           assert_eq!(
[INFO] [stderr]    |  _________^
[INFO] [stderr] 64 | |             Literal::parse(&[Token::Ident("true".to_string())]).unwrap(),
[INFO] [stderr] 65 | |             (Literal::Bool(true), &[][..])
[INFO] [stderr] 66 | |         );
[INFO] [stderr]    | |__________^ expected enum `interpret::ast::literal::Literal`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `interpret::ast::literal::Literal`
[INFO] [stderr]              found tuple `(interpret::ast::literal::Literal, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/literal.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |             Literal::parse(&[Token::Ident("false".to_string())]).unwrap(),
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&[tokenize::Token; 1]`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/literal.rs:67:3
[INFO] [stderr]    |
[INFO] [stderr] 67 |           assert_eq!(
[INFO] [stderr]    |  _________^
[INFO] [stderr] 68 | |             Literal::parse(&[Token::Ident("false".to_string())]).unwrap(),
[INFO] [stderr] 69 | |             (Literal::Bool(false), &[][..])
[INFO] [stderr] 70 | |         );
[INFO] [stderr]    | |__________^ expected enum `interpret::ast::literal::Literal`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `interpret::ast::literal::Literal`
[INFO] [stderr]              found tuple `(interpret::ast::literal::Literal, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/literal.rs:75:19
[INFO] [stderr]    |
[INFO] [stderr] 75 |             Literal::parse(&[Token::Number("0".to_string())]).unwrap(),
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&[tokenize::Token; 1]`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `Unsigned` found for enum `interpret::ast::literal::Literal` in the current scope
[INFO] [stderr]   --> src/interpret/ast/literal.rs:76:14
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub enum Literal {
[INFO] [stderr]    | ---------------- variant or associated item `Unsigned` not found here
[INFO] [stderr] ...
[INFO] [stderr] 76 |             (Literal::Unsigned(0), &[][..])
[INFO] [stderr]    |                       ^^^^^^^^ variant or associated item not found in `interpret::ast::literal::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/literal.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |             Literal::parse(&[Token::Number("10".to_string())]).unwrap(),
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&[tokenize::Token; 1]`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `Unsigned` found for enum `interpret::ast::literal::Literal` in the current scope
[INFO] [stderr]   --> src/interpret/ast/literal.rs:81:14
[INFO] [stderr]    |
[INFO] [stderr] 6  | pub enum Literal {
[INFO] [stderr]    | ---------------- variant or associated item `Unsigned` not found here
[INFO] [stderr] ...
[INFO] [stderr] 81 |             (Literal::Unsigned(10), &[][..])
[INFO] [stderr]    |                       ^^^^^^^^ variant or associated item not found in `interpret::ast::literal::Literal`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/lvalue.rs:77:27
[INFO] [stderr]    |
[INFO] [stderr] 77 |             LValue::parse(&tokenize("a").unwrap()).unwrap(),
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/lvalue.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 | /         assert_eq!(
[INFO] [stderr] 77 | |             LValue::parse(&tokenize("a").unwrap()).unwrap(),
[INFO] [stderr] 78 | |             (LValue {
[INFO] [stderr] 79 | |                 id: "a".to_string(),
[INFO] [stderr] 80 | |                 ops: Vec::new(),
[INFO] [stderr] 81 | |             }, &[][..])
[INFO] [stderr] 82 | |         );
[INFO] [stderr]    | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/lvalue.rs:87:27
[INFO] [stderr]    |
[INFO] [stderr] 87 |             LValue::parse(&tokenize("a!").unwrap()).unwrap(),
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/lvalue.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 | /         assert_eq!(
[INFO] [stderr] 87 | |             LValue::parse(&tokenize("a!").unwrap()).unwrap(),
[INFO] [stderr] 88 | |             (LValue {
[INFO] [stderr] 89 | |                 id: "a".to_string(),
[INFO] [stderr] 90 | |                 ops: vec![Deref::Direct],
[INFO] [stderr] 91 | |             }, &[][..])
[INFO] [stderr] 92 | |         );
[INFO] [stderr]    | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/lvalue.rs:94:27
[INFO] [stderr]    |
[INFO] [stderr] 94 |             LValue::parse(&tokenize("a   !").unwrap()).unwrap(),
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/lvalue.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 | /         assert_eq!(
[INFO] [stderr] 94 | |             LValue::parse(&tokenize("a   !").unwrap()).unwrap(),
[INFO] [stderr] 95 | |             (LValue {
[INFO] [stderr] 96 | |                 id: "a".to_string(),
[INFO] [stderr] 97 | |                 ops: vec![Deref::Direct],
[INFO] [stderr] 98 | |             }, &[][..])
[INFO] [stderr] 99 | |         );
[INFO] [stderr]    | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:101:27
[INFO] [stderr]     |
[INFO] [stderr] 101 |             LValue::parse(&tokenize("a!!").unwrap()).unwrap(),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                        found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 | /         assert_eq!(
[INFO] [stderr] 101 | |             LValue::parse(&tokenize("a!!").unwrap()).unwrap(),
[INFO] [stderr] 102 | |             (LValue {
[INFO] [stderr] 103 | |                 id: "a".to_string(),
[INFO] [stderr] 104 | |                 ops: vec![Deref::Direct, Deref::Direct],
[INFO] [stderr] 105 | |             }, &[][..])
[INFO] [stderr] 106 | |         );
[INFO] [stderr]     | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                 found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:111:27
[INFO] [stderr]     |
[INFO] [stderr] 111 |             LValue::parse(&tokenize("a[0]").unwrap()).unwrap(),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                        found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `Unsigned` found for enum `interpret::ast::literal::Literal` in the current scope
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:114:59
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 ops: vec![Deref::Index(Term::Lit(Literal::Unsigned(0)))],
[INFO] [stderr]     |                                                           ^^^^^^^^ variant or associated item not found in `interpret::ast::literal::Literal`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/interpret/ast/literal.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | pub enum Literal {
[INFO] [stderr]     | ---------------- variant or associated item `Unsigned` not found here
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 | /         assert_eq!(
[INFO] [stderr] 111 | |             LValue::parse(&tokenize("a[0]").unwrap()).unwrap(),
[INFO] [stderr] 112 | |             (LValue {
[INFO] [stderr] 113 | |                 id: "a".to_string(),
[INFO] [stderr] 114 | |                 ops: vec![Deref::Index(Term::Lit(Literal::Unsigned(0)))],
[INFO] [stderr] 115 | |             }, &[][..])
[INFO] [stderr] 116 | |         );
[INFO] [stderr]     | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                 found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:118:27
[INFO] [stderr]     |
[INFO] [stderr] 118 |             LValue::parse(&tokenize("a   [   0   ]").unwrap()).unwrap(),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                        found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `Unsigned` found for enum `interpret::ast::literal::Literal` in the current scope
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:121:59
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 ops: vec![Deref::Index(Term::Lit(Literal::Unsigned(0)))],
[INFO] [stderr]     |                                                           ^^^^^^^^ variant or associated item not found in `interpret::ast::literal::Literal`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/interpret/ast/literal.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | pub enum Literal {
[INFO] [stderr]     | ---------------- variant or associated item `Unsigned` not found here
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 | /         assert_eq!(
[INFO] [stderr] 118 | |             LValue::parse(&tokenize("a   [   0   ]").unwrap()).unwrap(),
[INFO] [stderr] 119 | |             (LValue {
[INFO] [stderr] 120 | |                 id: "a".to_string(),
[INFO] [stderr] 121 | |                 ops: vec![Deref::Index(Term::Lit(Literal::Unsigned(0)))],
[INFO] [stderr] 122 | |             }, &[][..])
[INFO] [stderr] 123 | |         );
[INFO] [stderr]     | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                 found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:125:27
[INFO] [stderr]     |
[INFO] [stderr] 125 |             LValue::parse(&tokenize("a[0][b]").unwrap()).unwrap(),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                        found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `Unsigned` found for enum `interpret::ast::literal::Literal` in the current scope
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:129:53
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     Deref::Index(Term::Lit(Literal::Unsigned(0))),
[INFO] [stderr]     |                                                     ^^^^^^^^ variant or associated item not found in `interpret::ast::literal::Literal`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/interpret/ast/literal.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | pub enum Literal {
[INFO] [stderr]     | ---------------- variant or associated item `Unsigned` not found here
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 | /         assert_eq!(
[INFO] [stderr] 125 | |             LValue::parse(&tokenize("a[0][b]").unwrap()).unwrap(),
[INFO] [stderr] 126 | |             (LValue {
[INFO] [stderr] 127 | |                 id: "a".to_string(),
[INFO] [stderr] ...   |
[INFO] [stderr] 135 | |             }, &[][..])
[INFO] [stderr] 136 | |         );
[INFO] [stderr]     | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                 found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:141:27
[INFO] [stderr]     |
[INFO] [stderr] 141 |             LValue::parse(&tokenize("a.b").unwrap()).unwrap(),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                        found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 | /         assert_eq!(
[INFO] [stderr] 141 | |             LValue::parse(&tokenize("a.b").unwrap()).unwrap(),
[INFO] [stderr] 142 | |             (LValue {
[INFO] [stderr] 143 | |                 id: "a".to_string(),
[INFO] [stderr] 144 | |                 ops: vec![Deref::Field("b".to_string())],
[INFO] [stderr] 145 | |             }, &[][..])
[INFO] [stderr] 146 | |         );
[INFO] [stderr]     | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                 found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:148:27
[INFO] [stderr]     |
[INFO] [stderr] 148 |             LValue::parse(&tokenize("a   .    b").unwrap()).unwrap(),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                        found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:147:9
[INFO] [stderr]     |
[INFO] [stderr] 147 | /         assert_eq!(
[INFO] [stderr] 148 | |             LValue::parse(&tokenize("a   .    b").unwrap()).unwrap(),
[INFO] [stderr] 149 | |             (LValue {
[INFO] [stderr] 150 | |                 id: "a".to_string(),
[INFO] [stderr] 151 | |                 ops: vec![Deref::Field("b".to_string())],
[INFO] [stderr] 152 | |             }, &[][..])
[INFO] [stderr] 153 | |         );
[INFO] [stderr]     | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                 found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:155:27
[INFO] [stderr]     |
[INFO] [stderr] 155 |             LValue::parse(&tokenize("a.b.c").unwrap()).unwrap(),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                        found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/lvalue.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 | /         assert_eq!(
[INFO] [stderr] 155 | |             LValue::parse(&tokenize("a.b.c").unwrap()).unwrap(),
[INFO] [stderr] 156 | |             (LValue {
[INFO] [stderr] 157 | |                 id: "a".to_string(),
[INFO] [stderr] ...   |
[INFO] [stderr] 162 | |             }, &[][..])
[INFO] [stderr] 163 | |         );
[INFO] [stderr]     | |__________^ expected struct `interpret::ast::lvalue::LValue`, found tuple
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected struct `interpret::ast::lvalue::LValue`
[INFO] [stderr]                 found tuple `(interpret::ast::lvalue::LValue, &[_])`
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:47:26
[INFO] [stderr]    |
[INFO] [stderr] 47 |             Param::parse(&tokenize("a:bool").unwrap()).unwrap(),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 | /         assert_eq!(
[INFO] [stderr] 47 | |             Param::parse(&tokenize("a:bool").unwrap()).unwrap(),
[INFO] [stderr] 48 | |             (Param {
[INFO] [stderr] 49 | |                 name: "a".to_string(),
[INFO] [stderr] ...  |
[INFO] [stderr] 52 | |             }, &[][..])
[INFO] [stderr] 53 | |         );
[INFO] [stderr]    | |__________^ expected struct `interpret::ast::param::Param`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `interpret::ast::param::Param`
[INFO] [stderr]                found tuple `(interpret::ast::param::Param, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:58:26
[INFO] [stderr]    |
[INFO] [stderr] 58 |             Param::parse(&tokenize("var a:bool").unwrap()).unwrap(),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 | /         assert_eq!(
[INFO] [stderr] 58 | |             Param::parse(&tokenize("var a:bool").unwrap()).unwrap(),
[INFO] [stderr] 59 | |             (Param {
[INFO] [stderr] 60 | |                 name: "a".to_string(),
[INFO] [stderr] ...  |
[INFO] [stderr] 63 | |             }, &[][..])
[INFO] [stderr] 64 | |         );
[INFO] [stderr]    | |__________^ expected struct `interpret::ast::param::Param`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `interpret::ast::param::Param`
[INFO] [stderr]                found tuple `(interpret::ast::param::Param, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:69:26
[INFO] [stderr]    |
[INFO] [stderr] 69 |             Param::parse(&tokenize("vara:bool").unwrap()).unwrap(),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 | /         assert_eq!(
[INFO] [stderr] 69 | |             Param::parse(&tokenize("vara:bool").unwrap()).unwrap(),
[INFO] [stderr] 70 | |             (Param {
[INFO] [stderr] 71 | |                 name: "vara".to_string(),
[INFO] [stderr] ...  |
[INFO] [stderr] 74 | |             }, &[][..])
[INFO] [stderr] 75 | |         );
[INFO] [stderr]    | |__________^ expected struct `interpret::ast::param::Param`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `interpret::ast::param::Param`
[INFO] [stderr]                found tuple `(interpret::ast::param::Param, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:80:26
[INFO] [stderr]    |
[INFO] [stderr] 80 |             Param::parse(&tokenize("var   abc   :    bool").unwrap()).unwrap(),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/param.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 | /         assert_eq!(
[INFO] [stderr] 80 | |             Param::parse(&tokenize("var   abc   :    bool").unwrap()).unwrap(),
[INFO] [stderr] 81 | |             (Param {
[INFO] [stderr] 82 | |                 name: "abc".to_string(),
[INFO] [stderr] ...  |
[INFO] [stderr] 85 | |             }, &[][..])
[INFO] [stderr] 86 | |         );
[INFO] [stderr]    | |__________^ expected struct `interpret::ast::param::Param`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected struct `interpret::ast::param::Param`
[INFO] [stderr]                found tuple `(interpret::ast::param::Param, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:362:25
[INFO] [stderr]     |
[INFO] [stderr] 358 |       pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 359 | |         use self::Statement::*;
[INFO] [stderr] 360 | |         match self {
[INFO] [stderr] 361 | |             Var(id, _, init, block, dest) => {
[INFO] [stderr] 362 | |                 t.push((id.clone(), init.eval(t)?));
[INFO] [stderr]     | |                                     ^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 504 | |         //Ok(Value::Nil)
[INFO] [stderr] 505 | |     }
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:370:27
[INFO] [stderr]     |
[INFO] [stderr] 358 |       pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 359 | |         use self::Statement::*;
[INFO] [stderr] 360 | |         match self {
[INFO] [stderr] 361 | |             Var(id, _, init, block, dest) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 370 | |                 assert_eq!(final_val, dest.eval(t)?);
[INFO] [stderr]     | |                                       ^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 504 | |         //Ok(Value::Nil)
[INFO] [stderr] 505 | |     }
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:384:44
[INFO] [stderr]     |
[INFO] [stderr] 358 |       pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 359 | |         use self::Statement::*;
[INFO] [stderr] 360 | |         match self {
[INFO] [stderr] 361 | |             Var(id, _, init, block, dest) => {
[INFO] [stderr] ...   |
[INFO] [stderr] 384 | |             Xor(lval, expr) => match (lval.eval(t), expr.eval(t)?) {
[INFO] [stderr]     | |                                                     ^^^^^^^^^^^^^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 504 | |         //Ok(Value::Nil)
[INFO] [stderr] 505 | |     }
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/interpret/ast/statement.rs:386:16
[INFO] [stderr]     |
[INFO] [stderr] 358 |        pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |   _____-
[INFO] [stderr] 359 |  |         use self::Statement::*;
[INFO] [stderr] 360 |  |         match self {
[INFO] [stderr] 361 |  |             Var(id, _, init, block, dest) => {
[INFO] [stderr] ...    |
[INFO] [stderr] 386 |  |                     let pos = t.iter()
[INFO] [stderr]     |  |_______________________________^
[INFO] [stderr] 387 | ||                         .rposition(|var| var.0 == lval.id)
[INFO] [stderr] 388 | ||                         .ok_or("variable name not found")?;
[INFO] [stderr]     | ||__________________________________________________________^ cannot use the `?` operator in a method that returns `()`
[INFO] [stderr] ...    |
[INFO] [stderr] 504 |  |         //Ok(Value::Nil)
[INFO] [stderr] 505 |  |     }
[INFO] [stderr]     |  |_____- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpret/ast/statement.rs:391:17
[INFO] [stderr]     |
[INFO] [stderr] 358 |     pub fn eval(&self, t: &mut Scope) {
[INFO] [stderr]     |                                       - expected because this return type...
[INFO] [stderr] ...
[INFO] [stderr] 362 |                 t.push((id.clone(), init.eval(t)?));
[INFO] [stderr]     |                                                 - ...is found to be `()` here
[INFO] [stderr] ...
[INFO] [stderr] 391 |                 _ => return Err("tried to do something illegal")
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found enum `std::result::Result`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `()`
[INFO] [stderr]                found enum `std::result::Result<_, &str>`
[INFO] [stderr]     = note: to return `impl Trait`, all returned values must be of the same type
[INFO] [stderr]     = note: for information on `impl Trait`, see <https://doc.rust-lang.org/book/ch10-02-traits.html#returning-types-that-implement-traits>
[INFO] [stderr]     = help: alternatively, create a new `enum` with a variant for each returned type
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `call` found for enum `interpret::value::Value` in the current scope
[INFO] [stderr]    --> src/interpret/ast/statement.rs:450:7
[INFO] [stderr]     |
[INFO] [stderr] 450 |                     .call(vals, t);
[INFO] [stderr]     |                      ^^^^ method not found in `interpret::value::Value`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/interpret/value.rs:4:1
[INFO] [stderr]     |
[INFO] [stderr] 4   | pub enum Value {
[INFO] [stderr]     | -------------- method `call` not found for this
[INFO] [stderr]     |
[INFO] [stderr]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stderr]     = note: the following trait defines an item `call`, perhaps you need to implement it:
[INFO] [stderr]             candidate #1: `std::ops::Fn`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `uncall` found for enum `interpret::value::Value` in the current scope
[INFO] [stderr]    --> src/interpret/ast/statement.rs:461:7
[INFO] [stderr]     |
[INFO] [stderr] 461 |                     .uncall(vals, t);
[INFO] [stderr]     |                      ^^^^^^ method not found in `interpret::value::Value`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/interpret/value.rs:4:1
[INFO] [stderr]     |
[INFO] [stderr] 4   | pub enum Value {
[INFO] [stderr]     | -------------- method `uncall` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/types.rs:37:19
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Type::parse(&tokenize("bool").unwrap()).unwrap(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/types.rs:36:6
[INFO] [stderr]    |
[INFO] [stderr] 36 |           assert_eq!(
[INFO] [stderr]    |  _________^
[INFO] [stderr] 37 | |             Type::parse(&tokenize("bool").unwrap()).unwrap(),
[INFO] [stderr] 38 | |             (Type::Bool, &[][..])
[INFO] [stderr] 39 | |         );
[INFO] [stderr]    | |__________^ expected enum `interpret::ast::types::Type`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `interpret::ast::types::Type`
[INFO] [stderr]              found tuple `(interpret::ast::types::Type, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/types.rs:44:19
[INFO] [stderr]    |
[INFO] [stderr] 44 |             Type::parse(&tokenize("uint").unwrap()).unwrap(),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ types differ in mutability
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::iter::Peekable<std::vec::IntoIter<tokenize::Token>>`
[INFO] [stderr]                       found reference `&std::vec::Vec<tokenize::Token>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/interpret/ast/types.rs:43:6
[INFO] [stderr]    |
[INFO] [stderr] 43 |           assert_eq!(
[INFO] [stderr]    |  _________^
[INFO] [stderr] 44 | |             Type::parse(&tokenize("uint").unwrap()).unwrap(),
[INFO] [stderr] 45 | |             (Type::Uint, &[][..])
[INFO] [stderr] 46 | |         );
[INFO] [stderr]    | |__________^ expected enum `interpret::ast::types::Type`, found tuple
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `interpret::ast::types::Type`
[INFO] [stderr]              found tuple `(interpret::ast::types::Type, &[_])`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 52 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0308, E0412, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `rever`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "aadf9e301342696197956551e3973f5c402bd7b9bca2712638825e720f59af4e"`
[INFO] running `"docker" "rm" "-f" "aadf9e301342696197956551e3973f5c402bd7b9bca2712638825e720f59af4e"`
[INFO] [stdout] aadf9e301342696197956551e3973f5c402bd7b9bca2712638825e720f59af4e