[INFO] cloning repository https://github.com/Codekiller21/some_language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Codekiller21/some_language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodekiller21%2Fsome_language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodekiller21%2Fsome_language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c768ed607d925cf30cb27984dbb9ea26c2e66b8
[INFO] checking Codekiller21/some_language against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodekiller21%2Fsome_language" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Codekiller21/some_language on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Codekiller21/some_language
[INFO] finished tweaking git repo https://github.com/Codekiller21/some_language
[INFO] tweaked toml for git repo https://github.com/Codekiller21/some_language written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Codekiller21/some_language already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f07cdb013e14fb69cae40b260c87cb4dc3edd94200b0e7f5380da5a716ee553
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f07cdb013e14fb69cae40b260c87cb4dc3edd94200b0e7f5380da5a716ee553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f07cdb013e14fb69cae40b260c87cb4dc3edd94200b0e7f5380da5a716ee553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f07cdb013e14fb69cae40b260c87cb4dc3edd94200b0e7f5380da5a716ee553", kill_on_drop: false }`
[INFO] [stdout] 4f07cdb013e14fb69cae40b260c87cb4dc3edd94200b0e7f5380da5a716ee553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d01fd9dff31d4ae60933c7b510c5ef44dbd9242bd8273a51e582f42042e0f3c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d01fd9dff31d4ae60933c7b510c5ef44dbd9242bd8273a51e582f42042e0f3c", kill_on_drop: false }`
[INFO] [stderr]     Checking language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/parser.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/parser.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let s = lexical::lex("some".chars().collect());
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn parse(input: &String) -> Result<(), Error> {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> src/lexical.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let next = safe_get(&data, count + 1)?;
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ObjectTypes`
[INFO] [stdout]  --> src/parser.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum ObjectTypes {
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Object`
[INFO] [stdout]   --> src/parser.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Object {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Def`
[INFO] [stdout]  --> src/lexical.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Def,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Let`
[INFO] [stdout]  --> src/lexical.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Let,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Type`
[INFO] [stdout]  --> src/lexical.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Type,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Plus`
[INFO] [stdout]  --> src/lexical.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Plus,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus`
[INFO] [stdout]  --> src/lexical.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Minus,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Times`
[INFO] [stdout]   --> src/lexical.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Times,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Divide`
[INFO] [stdout]   --> src/lexical.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Divide,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mod`
[INFO] [stdout]   --> src/lexical.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Mod,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OpenPar`
[INFO] [stdout]   --> src/lexical.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     OpenPar,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ClosePar`
[INFO] [stdout]   --> src/lexical.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ClosePar,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OpenBrace`
[INFO] [stdout]   --> src/lexical.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     OpenBrace,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CloseBrace`
[INFO] [stdout]   --> src/lexical.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     CloseBrace,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OpenBrack`
[INFO] [stdout]   --> src/lexical.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     OpenBrack,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CloseBrack`
[INFO] [stdout]   --> src/lexical.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     CloseBrack,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lexical.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(token_type: Tokens) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `equals`
[INFO] [stdout]   --> src/lexical.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn equals(&self, other: Tokens) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]   --> src/lexical.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_value(&self) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorKind`
[INFO] [stdout]  --> src/parser.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{Error, ErrorKind};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     parser::parse(&"some".to_string());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `Keywords` should have an upper case name
[INFO] [stdout]   --> src/lexical.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | static Keywords: &[&str] = &[
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to upper case: `KEYWORDS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/parser.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let s = lexical::lex("some".chars().collect());
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/parser.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn parse(input: &String) -> Result<(), Error> {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `next`
[INFO] [stdout]    --> src/lexical.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let next = safe_get(&data, count + 1)?;
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ObjectTypes`
[INFO] [stdout]  --> src/parser.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum ObjectTypes {
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Object`
[INFO] [stdout]   --> src/parser.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Object {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Def`
[INFO] [stdout]  --> src/lexical.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Def,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Let`
[INFO] [stdout]  --> src/lexical.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Let,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Type`
[INFO] [stdout]  --> src/lexical.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Type,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Plus`
[INFO] [stdout]  --> src/lexical.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Plus,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus`
[INFO] [stdout]  --> src/lexical.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Minus,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Times`
[INFO] [stdout]   --> src/lexical.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Times,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Divide`
[INFO] [stdout]   --> src/lexical.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Divide,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mod`
[INFO] [stdout]   --> src/lexical.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Mod,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OpenPar`
[INFO] [stdout]   --> src/lexical.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     OpenPar,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ClosePar`
[INFO] [stdout]   --> src/lexical.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ClosePar,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OpenBrace`
[INFO] [stdout]   --> src/lexical.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     OpenBrace,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CloseBrace`
[INFO] [stdout]   --> src/lexical.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     CloseBrace,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OpenBrack`
[INFO] [stdout]   --> src/lexical.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     OpenBrack,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CloseBrack`
[INFO] [stdout]   --> src/lexical.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     CloseBrack,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/lexical.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn new(token_type: Tokens) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `equals`
[INFO] [stdout]   --> src/lexical.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn equals(&self, other: Tokens) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]   --> src/lexical.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn get_value(&self) -> Option<String> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     parser::parse(&"some".to_string());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `Keywords` should have an upper case name
[INFO] [stdout]   --> src/lexical.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | static Keywords: &[&str] = &[
[INFO] [stdout]    |        ^^^^^^^^ help: convert the identifier to upper case: `KEYWORDS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "6d01fd9dff31d4ae60933c7b510c5ef44dbd9242bd8273a51e582f42042e0f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d01fd9dff31d4ae60933c7b510c5ef44dbd9242bd8273a51e582f42042e0f3c", kill_on_drop: false }`
[INFO] [stdout] 6d01fd9dff31d4ae60933c7b510c5ef44dbd9242bd8273a51e582f42042e0f3c
