[INFO] cloning repository https://github.com/ethanae/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethanae/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanae%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanae%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21ded6d97261c4bc6d21263ca209b0e0c1e81928
[INFO] checking ethanae/rlox against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethanae%2Frlox" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethanae/rlox on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethanae/rlox
[INFO] finished tweaking git repo https://github.com/ethanae/rlox
[INFO] tweaked toml for git repo https://github.com/ethanae/rlox written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ethanae/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e0102a25528b9ef150fddace74fa7deb065b52c9136f0838856bc3238570c59
[INFO] running `Command { std: "docker" "start" "-a" "8e0102a25528b9ef150fddace74fa7deb065b52c9136f0838856bc3238570c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e0102a25528b9ef150fddace74fa7deb065b52c9136f0838856bc3238570c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0102a25528b9ef150fddace74fa7deb065b52c9136f0838856bc3238570c59", kill_on_drop: false }`
[INFO] [stdout] 8e0102a25528b9ef150fddace74fa7deb065b52c9136f0838856bc3238570c59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 550d73fd36f3d969bc5fd90093fbc4430ff65cf7c7f43215f281a4d47f50f3a8
[INFO] running `Command { std: "docker" "start" "-a" "550d73fd36f3d969bc5fd90093fbc4430ff65cf7c7f43215f281a4d47f50f3a8", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking rlox v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stderr]        Fixed src/scanner.rs (2 fixes)
[INFO] [stderr]        Fixed src/lexer.rs (1 fix)
[INFO] [stdout] warning: variable `start` is assigned to, but never used
[INFO] [stdout]   --> src/scanner.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut start = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_start` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `start` is never read
[INFO] [stdout]   --> src/scanner.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |       start = current;
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bang`
[INFO] [stdout]   --> src/token_type.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   Bang,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/token_type.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   Identifier,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/token_type.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   Number,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]   --> src/token_type.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   And,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Class`
[INFO] [stdout]   --> src/token_type.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   Class,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Else`
[INFO] [stdout]   --> src/token_type.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 |   Else,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `False`
[INFO] [stdout]   --> src/token_type.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   False,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fun`
[INFO] [stdout]   --> src/token_type.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   Fun,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `For`
[INFO] [stdout]   --> src/token_type.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   For,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `If`
[INFO] [stdout]   --> src/token_type.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   If,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nil`
[INFO] [stdout]   --> src/token_type.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 38 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/token_type.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |   Or,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Print`
[INFO] [stdout]   --> src/token_type.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   Print,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/token_type.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Return,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Super`
[INFO] [stdout]   --> src/token_type.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   Super,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `This`
[INFO] [stdout]   --> src/token_type.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   This,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `True`
[INFO] [stdout]   --> src/token_type.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   True,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/token_type.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   Var,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `While`
[INFO] [stdout]   --> src/token_type.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   While,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `start` is assigned to, but never used
[INFO] [stdout]   --> src/scanner.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut start = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_start` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `start` is never read
[INFO] [stdout]   --> src/scanner.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |       start = current;
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bang`
[INFO] [stdout]   --> src/token_type.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   Bang,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/token_type.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   Identifier,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/token_type.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   Number,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]   --> src/token_type.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   And,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Class`
[INFO] [stdout]   --> src/token_type.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   Class,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Else`
[INFO] [stdout]   --> src/token_type.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 |   Else,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `False`
[INFO] [stdout]   --> src/token_type.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   False,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fun`
[INFO] [stdout]   --> src/token_type.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   Fun,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `For`
[INFO] [stdout]   --> src/token_type.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   For,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `If`
[INFO] [stdout]   --> src/token_type.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   If,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nil`
[INFO] [stdout]   --> src/token_type.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 38 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/token_type.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |   Or,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Print`
[INFO] [stdout]   --> src/token_type.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   Print,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/token_type.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Return,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Super`
[INFO] [stdout]   --> src/token_type.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   Super,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `This`
[INFO] [stdout]   --> src/token_type.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   This,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `True`
[INFO] [stdout]   --> src/token_type.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   True,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/token_type.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   Var,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `While`
[INFO] [stdout]   --> src/token_type.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   While,
[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 0.55s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking rlox v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: variable `start` is assigned to, but never used
[INFO] [stdout]   --> src/scanner.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut start = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_start` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `start` is never read
[INFO] [stdout]   --> src/scanner.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |       start = current;
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bang`
[INFO] [stdout]   --> src/token_type.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   Bang,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/token_type.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   Identifier,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/token_type.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   Number,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]   --> src/token_type.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   And,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Class`
[INFO] [stdout]   --> src/token_type.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   Class,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Else`
[INFO] [stdout]   --> src/token_type.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 |   Else,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `False`
[INFO] [stdout]   --> src/token_type.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   False,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fun`
[INFO] [stdout]   --> src/token_type.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   Fun,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `For`
[INFO] [stdout]   --> src/token_type.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   For,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `If`
[INFO] [stdout]   --> src/token_type.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   If,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nil`
[INFO] [stdout]   --> src/token_type.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 38 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/token_type.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |   Or,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Print`
[INFO] [stdout]   --> src/token_type.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   Print,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/token_type.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Return,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Super`
[INFO] [stdout]   --> src/token_type.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   Super,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `This`
[INFO] [stdout]   --> src/token_type.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   This,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `True`
[INFO] [stdout]   --> src/token_type.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   True,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/token_type.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   Var,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `While`
[INFO] [stdout]   --> src/token_type.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   While,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `start` is assigned to, but never used
[INFO] [stdout]   --> src/scanner.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut start = 0;
[INFO] [stdout]    |             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_start` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `start` is never read
[INFO] [stdout]   --> src/scanner.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |       start = current;
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bang`
[INFO] [stdout]   --> src/token_type.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   Bang,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/token_type.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   Identifier,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/token_type.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 |   Number,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `And`
[INFO] [stdout]   --> src/token_type.rs:31:3
[INFO] [stdout]    |
[INFO] [stdout] 31 |   And,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Class`
[INFO] [stdout]   --> src/token_type.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   Class,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Else`
[INFO] [stdout]   --> src/token_type.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 |   Else,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `False`
[INFO] [stdout]   --> src/token_type.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   False,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fun`
[INFO] [stdout]   --> src/token_type.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   Fun,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `For`
[INFO] [stdout]   --> src/token_type.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   For,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `If`
[INFO] [stdout]   --> src/token_type.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   If,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nil`
[INFO] [stdout]   --> src/token_type.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 38 |   Nil,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Or`
[INFO] [stdout]   --> src/token_type.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |   Or,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Print`
[INFO] [stdout]   --> src/token_type.rs:40:3
[INFO] [stdout]    |
[INFO] [stdout] 40 |   Print,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Return`
[INFO] [stdout]   --> src/token_type.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 |   Return,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Super`
[INFO] [stdout]   --> src/token_type.rs:42:3
[INFO] [stdout]    |
[INFO] [stdout] 42 |   Super,
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `This`
[INFO] [stdout]   --> src/token_type.rs:43:3
[INFO] [stdout]    |
[INFO] [stdout] 43 |   This,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `True`
[INFO] [stdout]   --> src/token_type.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |   True,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/token_type.rs:45:3
[INFO] [stdout]    |
[INFO] [stdout] 45 |   Var,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `While`
[INFO] [stdout]   --> src/token_type.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |   While,
[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 0.23s
[INFO] running `Command { std: "docker" "inspect" "550d73fd36f3d969bc5fd90093fbc4430ff65cf7c7f43215f281a4d47f50f3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "550d73fd36f3d969bc5fd90093fbc4430ff65cf7c7f43215f281a4d47f50f3a8", kill_on_drop: false }`
[INFO] [stdout] 550d73fd36f3d969bc5fd90093fbc4430ff65cf7c7f43215f281a4d47f50f3a8