[INFO] cloning repository https://github.com/ARACADERISE/mini-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ARACADERISE/mini-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FARACADERISE%2Fmini-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FARACADERISE%2Fmini-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdf5710668e758daede1233eb6d2cf4f1e462af0
[INFO] checking ARACADERISE/mini-lang against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FARACADERISE%2Fmini-lang" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ARACADERISE/mini-lang
[INFO] finished tweaking git repo https://github.com/ARACADERISE/mini-lang
[INFO] tweaked toml for git repo https://github.com/ARACADERISE/mini-lang written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ARACADERISE/mini-lang on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ARACADERISE/mini-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65a0bc8ada2fca94eea4548283462bf79627fc6849770f346f72586e64dca065
[INFO] running `Command { std: "docker" "start" "-a" "65a0bc8ada2fca94eea4548283462bf79627fc6849770f346f72586e64dca065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65a0bc8ada2fca94eea4548283462bf79627fc6849770f346f72586e64dca065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a0bc8ada2fca94eea4548283462bf79627fc6849770f346f72586e64dca065", kill_on_drop: false }`
[INFO] [stdout] 65a0bc8ada2fca94eea4548283462bf79627fc6849770f346f72586e64dca065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b43812b227745f037a85f7c44cb33784bea7b8d4fba6e86f86970ca4730a37
[INFO] running `Command { std: "docker" "start" "-a" "f0b43812b227745f037a85f7c44cb33784bea7b8d4fba6e86f86970ca4730a37", kill_on_drop: false }`
[INFO] [stderr]     Checking jpg_decoder_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/imp.rs:166:23
[INFO] [stdout]     |
[INFO] [stdout] 166 |                     if(c == '"')
[INFO] [stdout]     |                       ^        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 166 -                     if(c == '"')
[INFO] [stdout] 166 +                     if c == '"'
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/imp.rs:166:23
[INFO] [stdout]     |
[INFO] [stdout] 166 |                     if(c == '"')
[INFO] [stdout]     |                       ^        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 166 -                     if(c == '"')
[INFO] [stdout] 166 +                     if c == '"'
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> main.rs:41:56
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   Ok(mut p) => {
[INFO] [stdout]    |                          ----^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_valid` is never read
[INFO] [stdout]  --> src/starter.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct FileInfo
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub is_valid: bool,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FileInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/starter.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     NoSuchDir(io::Error),
[INFO] [stdout]    |     --------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FErrors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -     NoSuchDir(io::Error),
[INFO] [stdout] 15 +     NoSuchDir(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/starter.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     NoSuchFile(PathBuf),
[INFO] [stdout]    |     ---------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FErrors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     NoSuchFile(PathBuf),
[INFO] [stdout] 16 +     NoSuchFile(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CreateFileErr` is never constructed
[INFO] [stdout]   --> src/starter.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum FErrors
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 17 |     CreateFileErr(PathBuf)
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FErrors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ErrFuncs` is never used
[INFO] [stdout]   --> src/starter.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait ErrFuncs
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TokenErr` is never constructed
[INFO] [stdout]   --> src/lexer.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum LError
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 26 | {
[INFO] [stdout] 27 |     TokenErr(Type)
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LErrorFuncs` is never used
[INFO] [stdout]   --> src/lexer.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub trait LErrorFuncs
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     UnexpectedToken(Type)
[INFO] [stdout]    |     --------------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     UnexpectedToken(Type)
[INFO] [stdout] 12 +     UnexpectedToken(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     NoSuchVar(String),
[INFO] [stdout]    |     --------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     NoSuchVar(String),
[INFO] [stdout] 18 +     NoSuchVar(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IndexOutOfBounds` is never constructed
[INFO] [stdout]   --> src/ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum AstError
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     IndexOutOfBounds(usize)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `out_of_bounds` is never used
[INFO] [stdout]   --> src/ast.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait AstErrorFuncs
[INFO] [stdout]    |           ------------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn out_of_bounds(index: usize) -> AstError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> main.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 | ...                   parser.AST.go_through();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 54 |                             let _ = parser.AST.go_through();
[INFO] [stdout]    |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `varName` should have a snake case name
[INFO] [stdout]    --> src/imp.rs:264:15
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn no_var(varName: String) -> AstError
[INFO] [stdout]     |               ^^^^^^^ help: convert the identifier to snake case: `var_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/imp.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 332 | /             match i {
[INFO] [stdout] 333 | |                 Type::VarName => self.i_variable(),
[INFO] [stdout] 334 | |                 Type::K_PRINT => self.i_print(),
[INFO] [stdout] 335 | |                 _ => return Err(AstError::no_var("".to_string())) // we shouldn't have a problem.
[INFO] [stdout] 336 | |             };
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 332 |             let _ = match i {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `AST` should have a snake case name
[INFO] [stdout]   --> src/parser.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub AST: Ast
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `varName` should have a snake case name
[INFO] [stdout]   --> src/ast.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn no_var(varName: String) -> AstError;
[INFO] [stdout]    |               ^^^^^^^ help: convert the identifier to snake case: `var_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> main.rs:41:56
[INFO] [stdout]    |
[INFO] [stdout] 41 | ...                   Ok(mut p) => {
[INFO] [stdout]    |                          ----^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_valid` is never read
[INFO] [stdout]  --> src/starter.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct FileInfo
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub is_valid: bool,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `FileInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/starter.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     NoSuchDir(io::Error),
[INFO] [stdout]    |     --------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FErrors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -     NoSuchDir(io::Error),
[INFO] [stdout] 15 +     NoSuchDir(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/starter.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     NoSuchFile(PathBuf),
[INFO] [stdout]    |     ---------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FErrors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     NoSuchFile(PathBuf),
[INFO] [stdout] 16 +     NoSuchFile(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CreateFileErr` is never constructed
[INFO] [stdout]   --> src/starter.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum FErrors
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 17 |     CreateFileErr(PathBuf)
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FErrors` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ErrFuncs` is never used
[INFO] [stdout]   --> src/starter.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait ErrFuncs
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TokenErr` is never constructed
[INFO] [stdout]   --> src/lexer.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum LError
[INFO] [stdout]    |          ------ variant in this enum
[INFO] [stdout] 26 | {
[INFO] [stdout] 27 |     TokenErr(Type)
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `LErrorFuncs` is never used
[INFO] [stdout]   --> src/lexer.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub trait LErrorFuncs
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |     UnexpectedToken(Type)
[INFO] [stdout]    |     --------------- ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     UnexpectedToken(Type)
[INFO] [stdout] 12 +     UnexpectedToken(())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     NoSuchVar(String),
[INFO] [stdout]    |     --------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     NoSuchVar(String),
[INFO] [stdout] 18 +     NoSuchVar(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IndexOutOfBounds` is never constructed
[INFO] [stdout]   --> src/ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub enum AstError
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     IndexOutOfBounds(usize)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `out_of_bounds` is never used
[INFO] [stdout]   --> src/ast.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait AstErrorFuncs
[INFO] [stdout]    |           ------------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn out_of_bounds(index: usize) -> AstError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> main.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 | ...                   parser.AST.go_through();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 54 |                             let _ = parser.AST.go_through();
[INFO] [stdout]    |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `varName` should have a snake case name
[INFO] [stdout]    --> src/imp.rs:264:15
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn no_var(varName: String) -> AstError
[INFO] [stdout]     |               ^^^^^^^ help: convert the identifier to snake case: `var_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/imp.rs:332:13
[INFO] [stdout]     |
[INFO] [stdout] 332 | /             match i {
[INFO] [stdout] 333 | |                 Type::VarName => self.i_variable(),
[INFO] [stdout] 334 | |                 Type::K_PRINT => self.i_print(),
[INFO] [stdout] 335 | |                 _ => return Err(AstError::no_var("".to_string())) // we shouldn't have a problem.
[INFO] [stdout] 336 | |             };
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 332 |             let _ = match i {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `AST` should have a snake case name
[INFO] [stdout]   --> src/parser.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub AST: Ast
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `varName` should have a snake case name
[INFO] [stdout]   --> src/ast.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn no_var(varName: String) -> AstError;
[INFO] [stdout]    |               ^^^^^^^ help: convert the identifier to snake case: `var_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "f0b43812b227745f037a85f7c44cb33784bea7b8d4fba6e86f86970ca4730a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b43812b227745f037a85f7c44cb33784bea7b8d4fba6e86f86970ca4730a37", kill_on_drop: false }`
[INFO] [stdout] f0b43812b227745f037a85f7c44cb33784bea7b8d4fba6e86f86970ca4730a37
