[INFO] cloning repository https://github.com/MBATheGamer/my-core-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MBATheGamer/my-core-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMBATheGamer%2Fmy-core-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMBATheGamer%2Fmy-core-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 859e1e8e357ca070a5aa32e89951b28f741cfbd6
[INFO] testing MBATheGamer/my-core-lang against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMBATheGamer%2Fmy-core-lang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MBATheGamer/my-core-lang on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MBATheGamer/my-core-lang
[INFO] finished tweaking git repo https://github.com/MBATheGamer/my-core-lang
[INFO] tweaked toml for git repo https://github.com/MBATheGamer/my-core-lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MBATheGamer/my-core-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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94a7c6ff19cbd7942b8571737aad286fb8d0ed2c1a4efde36e61fd0a2f77d3c2
[INFO] running `Command { std: "docker" "start" "-a" "94a7c6ff19cbd7942b8571737aad286fb8d0ed2c1a4efde36e61fd0a2f77d3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94a7c6ff19cbd7942b8571737aad286fb8d0ed2c1a4efde36e61fd0a2f77d3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94a7c6ff19cbd7942b8571737aad286fb8d0ed2c1a4efde36e61fd0a2f77d3c2", kill_on_drop: false }`
[INFO] [stdout] 94a7c6ff19cbd7942b8571737aad286fb8d0ed2c1a4efde36e61fd0a2f77d3c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc3fae279f69379e3e26889374ac54748cb834e71baec7bf7b67e518d123c849
[INFO] running `Command { std: "docker" "start" "-a" "bc3fae279f69379e3e26889374ac54748cb834e71baec7bf7b67e518d123c849", kill_on_drop: false }`
[INFO] [stderr]    Compiling my-core-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::lexer::Lexer`
[INFO] [stdout]  --> src/lexer/tests/test_next_token.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::Token`
[INFO] [stdout]  --> src/lexer/tests/test_next_token.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::token::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::TokenType`
[INFO] [stdout]  --> src/lexer/tests/test_next_token.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::token::TokenType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]  --> src/lexer/lexer.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Lexer {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/lexer/lexer.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Lexer {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 11 |   pub fn new(input: &str) -> Lexer {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |   fn read_char(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |   fn new_token(token_type: TokenType, literal: char) -> Token {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |   pub fn next_token(&mut self) -> Token {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |   fn skip_whitespace(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |   fn is_letter(ch: char) -> bool {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |   fn read_identifier(&mut self) -> String {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/token/token_type.rs:3:3
[INFO] [stdout]    |
[INFO] [stdout] 2  | pub enum TokenType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 3  |   ILLEGAL,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout] 4  |   EOF,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 5  |
[INFO] [stdout] 6  |   IDENTIFIER,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 7  |   INT,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 8  |
[INFO] [stdout] 9  |   ASSIGN,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 10 |   PLUS,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 11 |
[INFO] [stdout] 12 |   COMMA,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 13 |   SEMICOLON,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |   LPARAN,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 16 |   RPARAN,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 17 |   LBRACE,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 18 |   RBRACE,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |   FUNCTION,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 21 |   LET
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lookup_identifier` is never used
[INFO] [stdout]  --> src/token/lookup_identifier.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn lookup_identifier(identifier: &String) -> TokenType {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "bc3fae279f69379e3e26889374ac54748cb834e71baec7bf7b67e518d123c849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3fae279f69379e3e26889374ac54748cb834e71baec7bf7b67e518d123c849", kill_on_drop: false }`
[INFO] [stdout] bc3fae279f69379e3e26889374ac54748cb834e71baec7bf7b67e518d123c849
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 261a4020a5023d25e224066aba762aaa11e914e5af8afbce3af3ddeba1d61458
[INFO] running `Command { std: "docker" "start" "-a" "261a4020a5023d25e224066aba762aaa11e914e5af8afbce3af3ddeba1d61458", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::lexer::Lexer`
[INFO] [stdout]  --> src/lexer/tests/test_next_token.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::Token`
[INFO] [stdout]  --> src/lexer/tests/test_next_token.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::token::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::token::TokenType`
[INFO] [stdout]  --> src/lexer/tests/test_next_token.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::token::TokenType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Lexer` is never constructed
[INFO] [stdout]  --> src/lexer/lexer.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Lexer {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/lexer/lexer.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Lexer {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 11 |   pub fn new(input: &str) -> Lexer {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |   fn read_char(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |   fn new_token(token_type: TokenType, literal: char) -> Token {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |   pub fn next_token(&mut self) -> Token {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |   fn skip_whitespace(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 77 |   fn is_letter(ch: char) -> bool {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |   fn read_identifier(&mut self) -> String {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/token/token_type.rs:3:3
[INFO] [stdout]    |
[INFO] [stdout] 2  | pub enum TokenType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] 3  |   ILLEGAL,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout] 4  |   EOF,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 5  |
[INFO] [stdout] 6  |   IDENTIFIER,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 7  |   INT,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 8  |
[INFO] [stdout] 9  |   ASSIGN,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 10 |   PLUS,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 11 |
[INFO] [stdout] 12 |   COMMA,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 13 |   SEMICOLON,
[INFO] [stdout]    |   ^^^^^^^^^
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |   LPARAN,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 16 |   RPARAN,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 17 |   LBRACE,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 18 |   RBRACE,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 19 |
[INFO] [stdout] 20 |   FUNCTION,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 21 |   LET
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lookup_identifier` is never used
[INFO] [stdout]  --> src/token/lookup_identifier.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn lookup_identifier(identifier: &String) -> TokenType {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling my-core-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `INT` is never constructed
[INFO] [stdout]  --> src/token/token_type.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TokenType {
[INFO] [stdout]   |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |   INT,
[INFO] [stdout]   |   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "261a4020a5023d25e224066aba762aaa11e914e5af8afbce3af3ddeba1d61458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "261a4020a5023d25e224066aba762aaa11e914e5af8afbce3af3ddeba1d61458", kill_on_drop: false }`
[INFO] [stdout] 261a4020a5023d25e224066aba762aaa11e914e5af8afbce3af3ddeba1d61458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73bf2675ffd9c6d72f0d40fbc685905458fbdc0f6d7f763a483a138529324edb
[INFO] running `Command { std: "docker" "start" "-a" "73bf2675ffd9c6d72f0d40fbc685905458fbdc0f6d7f763a483a138529324edb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::lexer::Lexer`
[INFO] [stderr]  --> src/lexer/tests/test_next_token.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::lexer::Lexer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::token::Token`
[INFO] [stderr]  --> src/lexer/tests/test_next_token.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::token::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::token::TokenType`
[INFO] [stderr]  --> src/lexer/tests/test_next_token.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::token::TokenType;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Lexer` is never constructed
[INFO] [stderr]  --> src/lexer/lexer.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Lexer {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated items are never used
[INFO] [stderr]   --> src/lexer/lexer.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Lexer {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 11 |   pub fn new(input: &str) -> Lexer {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |   fn read_char(&mut self) {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |   fn new_token(token_type: TokenType, literal: char) -> Token {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |   pub fn next_token(&mut self) -> Token {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 71 |   fn skip_whitespace(&mut self) {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 77 |   fn is_letter(ch: char) -> bool {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |   fn read_identifier(&mut self) -> String {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/token/token_type.rs:3:3
[INFO] [stderr]    |
[INFO] [stderr] 2  | pub enum TokenType {
[INFO] [stderr]    |          --------- variants in this enum
[INFO] [stderr] 3  |   ILLEGAL,
[INFO] [stderr]    |   ^^^^^^^
[INFO] [stderr] 4  |   EOF,
[INFO] [stderr]    |   ^^^
[INFO] [stderr] 5  |
[INFO] [stderr] 6  |   IDENTIFIER,
[INFO] [stderr]    |   ^^^^^^^^^^
[INFO] [stderr] 7  |   INT,
[INFO] [stderr]    |   ^^^
[INFO] [stderr] 8  |
[INFO] [stderr] 9  |   ASSIGN,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 10 |   PLUS,
[INFO] [stderr]    |   ^^^^
[INFO] [stderr] 11 |
[INFO] [stderr] 12 |   COMMA,
[INFO] [stderr]    |   ^^^^^
[INFO] [stderr] 13 |   SEMICOLON,
[INFO] [stderr]    |   ^^^^^^^^^
[INFO] [stderr] 14 |
[INFO] [stderr] 15 |   LPARAN,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 16 |   RPARAN,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 17 |   LBRACE,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 18 |   RBRACE,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 19 |
[INFO] [stderr] 20 |   FUNCTION,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr] 21 |   LET
[INFO] [stderr]    |   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `lookup_identifier` is never used
[INFO] [stderr]  --> src/token/lookup_identifier.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn lookup_identifier(identifier: &String) -> TokenType {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `my-core-lang` (lib) generated 7 warnings (run `cargo fix --lib -p my-core-lang` to apply 3 suggestions)
[INFO] [stderr] warning: variant `INT` is never constructed
[INFO] [stderr]  --> src/token/token_type.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum TokenType {
[INFO] [stderr]   |          --------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 7 |   INT,
[INFO] [stderr]   |   ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `my-core-lang` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_core_lang-eb0025fd4730d02e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test lexer::tests::test_next_token::test_next_token ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::test_next_token::test_next_token stdout ----
[INFO] [stdout] thread 'lexer::tests::test_next_token::test_next_token' panicked at src/lexer/tests/test_next_token.rs:61:5:
[INFO] [stdout] assertion `left == right` failed: tests[8] - literal wrong. expected=, got= 
[INFO] [stdout]   left: ""
[INFO] [stdout]  right: "\0"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55bf717f3845 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x55bf717f3845 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55bf717f3845 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55bf717f3845 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55bf7181a08b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x55bf7181a08b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x55bf717f107f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x55bf717f361e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55bf717f361e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55bf717f5049 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x55bf717f4d0e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x55bf717c5f6a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x55bf717c5f6a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x55bf717f564b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x55bf717f564b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x55bf717f53c4 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x55bf717f3d09 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55bf717f50f7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x55bf7178a843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55bf7178acff - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:403:23
[INFO] [stdout]   20:     0x55bf7178d55e - core::panicking::assert_failed::ha0b1934b2812f62c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x55bf7179273b - my_core_lang::lexer::tests::test_next_token::test_next_token::h402383bf12faedff
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lexer/tests/test_next_token.rs:61:5
[INFO] [stdout]   22:     0x55bf71791a17 - my_core_lang::lexer::tests::test_next_token::test_next_token::{{closure}}::h2718913f3c510a11
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lexer/tests/test_next_token.rs:6:21
[INFO] [stdout]   23:     0x55bf7178c226 - core::ops::function::FnOnce::call_once::h4614618940c7d9d9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55bf717ca94b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55bf717ca94b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x55bf717ca051 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x55bf717ca051 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x55bf717ca051 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x55bf717ca051 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x55bf717ca051 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x55bf717ca051 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x55bf717ca051 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x55bf71792a14 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x55bf71792a14 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x55bf71797442 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x55bf71797442 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x55bf71797442 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x55bf71797442 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x55bf71797442 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x55bf71797442 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x55bf71797442 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55bf717f982b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x55bf717f982b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x55bf717f982b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7fcb14f53ac3 - <unknown>
[INFO] [stdout]   46:     0x7fcb14fe4a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lexer::tests::test_next_token::test_next_token
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "73bf2675ffd9c6d72f0d40fbc685905458fbdc0f6d7f763a483a138529324edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bf2675ffd9c6d72f0d40fbc685905458fbdc0f6d7f763a483a138529324edb", kill_on_drop: false }`
[INFO] [stdout] 73bf2675ffd9c6d72f0d40fbc685905458fbdc0f6d7f763a483a138529324edb
