[INFO] cloning repository https://github.com/medelman17/bagel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/medelman17/bagel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmedelman17%2Fbagel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmedelman17%2Fbagel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90694b0de9a354332d1176644807cd0cdb9b4213
[INFO] testing medelman17/bagel against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmedelman17%2Fbagel" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/medelman17/bagel on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/medelman17/bagel
[INFO] finished tweaking git repo https://github.com/medelman17/bagel
[INFO] tweaked toml for git repo https://github.com/medelman17/bagel written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/medelman17/bagel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5f714053104f4725f0c44757d08bdf503448da028b4e0e5355d652221c02b42
[INFO] running `Command { std: "docker" "start" "-a" "a5f714053104f4725f0c44757d08bdf503448da028b4e0e5355d652221c02b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5f714053104f4725f0c44757d08bdf503448da028b4e0e5355d652221c02b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f714053104f4725f0c44757d08bdf503448da028b4e0e5355d652221c02b42", kill_on_drop: false }`
[INFO] [stdout] a5f714053104f4725f0c44757d08bdf503448da028b4e0e5355d652221c02b42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03fe61f5ac99995855d7b72a392089d1989da3acf6dbed69673d259527f0ad81
[INFO] running `Command { std: "docker" "start" "-a" "03fe61f5ac99995855d7b72a392089d1989da3acf6dbed69673d259527f0ad81", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling bagel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     LEFT_PAREN,
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftParen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     RIGHT_PAREN,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightParen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     LEFT_BRACE,
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     RIGHT_BRACE,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BANG_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     BANG_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `BangEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     EQUAL_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GREATER_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     GREATER_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GreaterEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LESS_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     LESS_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]   --> src/lexer/token.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     t: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]   --> src/lexer/token.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     line: i16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lexeme`
[INFO] [stdout]   --> src/lexer/token.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     lexeme: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]  --> src/lexer/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]  --> src/lexer/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tokens: Vec<Token>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]  --> src/lexer/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     start: i16,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current`
[INFO] [stdout]  --> src/lexer/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     current: i16,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]  --> src/lexer/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     line: i16,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `scan_tokens`
[INFO] [stdout]   --> src/lexer/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn scan_tokens(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `scan_token`
[INFO] [stdout]   --> src/lexer/mod.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn scan_token(&mut self) {}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_at_end`
[INFO] [stdout]   --> src/lexer/mod.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn is_at_end(&mut self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `advance`
[INFO] [stdout]   --> src/lexer/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn advance(&mut self) -> char {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_token`
[INFO] [stdout]   --> src/lexer/mod.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn add_token(&mut self, t: TokenType) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.15s
[INFO] running `Command { std: "docker" "inspect" "03fe61f5ac99995855d7b72a392089d1989da3acf6dbed69673d259527f0ad81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03fe61f5ac99995855d7b72a392089d1989da3acf6dbed69673d259527f0ad81", kill_on_drop: false }`
[INFO] [stdout] 03fe61f5ac99995855d7b72a392089d1989da3acf6dbed69673d259527f0ad81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e93237096949952648bde27c4de30814ba0ccd9d2742033b1a37ec8f8ce3b062
[INFO] running `Command { std: "docker" "start" "-a" "e93237096949952648bde27c4de30814ba0ccd9d2742033b1a37ec8f8ce3b062", kill_on_drop: false }`
[INFO] [stderr]    Compiling bagel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     LEFT_PAREN,
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftParen`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     RIGHT_PAREN,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightParen`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     LEFT_BRACE,
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `RIGHT_BRACE` should have an upper camel case name
[INFO] [stdout]  --> src/lexer/token.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     RIGHT_BRACE,
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightBrace`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BANG_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     BANG_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `BangEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     EQUAL_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GREATER_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     GREATER_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GreaterEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LESS_EQUAL` should have an upper camel case name
[INFO] [stdout]   --> src/lexer/token.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     LESS_EQUAL,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]   --> src/lexer/token.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     t: TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]   --> src/lexer/token.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     line: i16,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lexeme`
[INFO] [stdout]   --> src/lexer/token.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     lexeme: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]  --> src/lexer/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     source: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]  --> src/lexer/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tokens: Vec<Token>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]  --> src/lexer/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     start: i16,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current`
[INFO] [stdout]  --> src/lexer/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     current: i16,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]  --> src/lexer/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     line: i16,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `scan_tokens`
[INFO] [stdout]   --> src/lexer/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn scan_tokens(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `scan_token`
[INFO] [stdout]   --> src/lexer/mod.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn scan_token(&mut self) {}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_at_end`
[INFO] [stdout]   --> src/lexer/mod.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn is_at_end(&mut self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `advance`
[INFO] [stdout]   --> src/lexer/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn advance(&mut self) -> char {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_token`
[INFO] [stdout]   --> src/lexer/mod.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn add_token(&mut self, t: TokenType) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "e93237096949952648bde27c4de30814ba0ccd9d2742033b1a37ec8f8ce3b062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93237096949952648bde27c4de30814ba0ccd9d2742033b1a37ec8f8ce3b062", kill_on_drop: false }`
[INFO] [stdout] e93237096949952648bde27c4de30814ba0ccd9d2742033b1a37ec8f8ce3b062
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b7f50ffdff94155e3234c7d7b9c078d3e79f2bf6f471869ce46fe7cdb3be033
[INFO] running `Command { std: "docker" "start" "-a" "2b7f50ffdff94155e3234c7d7b9c078d3e79f2bf6f471869ce46fe7cdb3be033", kill_on_drop: false }`
[INFO] [stderr] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stderr]  --> src/lexer/token.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     LEFT_PAREN,
[INFO] [stderr]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftParen`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `RIGHT_PAREN` should have an upper camel case name
[INFO] [stderr]  --> src/lexer/token.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     RIGHT_PAREN,
[INFO] [stderr]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightParen`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `LEFT_BRACE` should have an upper camel case name
[INFO] [stderr]  --> src/lexer/token.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     LEFT_BRACE,
[INFO] [stderr]   |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LeftBrace`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `RIGHT_BRACE` should have an upper camel case name
[INFO] [stderr]  --> src/lexer/token.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     RIGHT_BRACE,
[INFO] [stderr]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `RightBrace`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `BANG_EQUAL` should have an upper camel case name
[INFO] [stderr]   --> src/lexer/token.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     BANG_EQUAL,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `BangEqual`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `EQUAL_EQUAL` should have an upper camel case name
[INFO] [stderr]   --> src/lexer/token.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     EQUAL_EQUAL,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EqualEqual`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `GREATER_EQUAL` should have an upper camel case name
[INFO] [stderr]   --> src/lexer/token.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     GREATER_EQUAL,
[INFO] [stderr]    |     ^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `GreaterEqual`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `LESS_EQUAL` should have an upper camel case name
[INFO] [stderr]   --> src/lexer/token.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     LESS_EQUAL,
[INFO] [stderr]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `t`
[INFO] [stderr]   --> src/lexer/token.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     t: TokenType,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line`
[INFO] [stderr]   --> src/lexer/token.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     line: i16,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lexeme`
[INFO] [stderr]   --> src/lexer/token.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     lexeme: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `source`
[INFO] [stderr]  --> src/lexer/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     source: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tokens`
[INFO] [stderr]  --> src/lexer/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     tokens: Vec<Token>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start`
[INFO] [stderr]  --> src/lexer/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     start: i16,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `current`
[INFO] [stderr]  --> src/lexer/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     current: i16,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line`
[INFO] [stderr]  --> src/lexer/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     line: i16,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `scan_tokens`
[INFO] [stderr]   --> src/lexer/mod.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn scan_tokens(&mut self) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `scan_token`
[INFO] [stderr]   --> src/lexer/mod.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn scan_token(&mut self) {}
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_at_end`
[INFO] [stderr]   --> src/lexer/mod.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn is_at_end(&mut self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `advance`
[INFO] [stderr]   --> src/lexer/mod.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn advance(&mut self) -> char {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_token`
[INFO] [stderr]   --> src/lexer/mod.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn add_token(&mut self, t: TokenType) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bagel` (bin "bagel" test) generated 21 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bagel-b742c628b57ec048)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test repl::tests::test_nothing_for_ci ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b7f50ffdff94155e3234c7d7b9c078d3e79f2bf6f471869ce46fe7cdb3be033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7f50ffdff94155e3234c7d7b9c078d3e79f2bf6f471869ce46fe7cdb3be033", kill_on_drop: false }`
[INFO] [stdout] 2b7f50ffdff94155e3234c7d7b9c078d3e79f2bf6f471869ce46fe7cdb3be033