[INFO] cloning repository https://github.com/tmikus/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmikus/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmikus%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmikus%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab1dde3b5ee3559c4d83f66a58f08343f21c4d98
[INFO] testing tmikus/rlox against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmikus%2Frlox" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmikus/rlox on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmikus/rlox
[INFO] finished tweaking git repo https://github.com/tmikus/rlox
[INFO] tweaked toml for git repo https://github.com/tmikus/rlox written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/tmikus/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c2640d38d79e18d98d237e4f777e028e20146855d32d1716526c257080bf685
[INFO] running `Command { std: "docker" "start" "-a" "8c2640d38d79e18d98d237e4f777e028e20146855d32d1716526c257080bf685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c2640d38d79e18d98d237e4f777e028e20146855d32d1716526c257080bf685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2640d38d79e18d98d237e4f777e028e20146855d32d1716526c257080bf685", kill_on_drop: false }`
[INFO] [stdout] 8c2640d38d79e18d98d237e4f777e028e20146855d32d1716526c257080bf685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0330d4eaa7f622b48a98311e7e04dfe3ff996ac754e22b3517861d0b80dcb1e2
[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" "0330d4eaa7f622b48a98311e7e04dfe3ff996ac754e22b3517861d0b80dcb1e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ptr::null`
[INFO] [stdout]  --> src/scanner.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ptr::null;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[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/token_type.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[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/token_type.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_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/token_type.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, 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/token_type.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |   BANG, 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/token_type.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |   EQUAL, 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/token_type.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |   GREATER, 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/token_type.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |   LESS, LESS_EQUAL,
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/token.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |   literal: Option<Box<Any>>,
[INFO] [stdout]   |                       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 -   literal: Option<Box<Any>>,
[INFO] [stdout] 8 +   literal: Option<Box<dyn Any>>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/scanner.rs:156:70
[INFO] [stdout]     |
[INFO] [stdout] 156 |   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<Any>>) {
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 156 -   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<Any>>) {
[INFO] [stdout] 156 +   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<dyn Any>>) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/token.rs:13:73
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<Any>>, line: i32) -> Token {
[INFO] [stdout]    |                                                                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 -   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<Any>>, line: i32) -> Token {
[INFO] [stdout] 13 +   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<dyn Any>>, line: i32) -> Token {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:33:73
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Err(why) => panic!("Couldn't open {}: {}", file_path.display(), why.description()),
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:38:73
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Err(why) => panic!("Couldn't read {}: {}", file_path.display(), why.description()),
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IDENTIFIER`
[INFO] [stdout]   --> src/token_type.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   IDENTIFIER, STRING, NUMBER,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AND`
[INFO] [stdout]   --> src/token_type.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CLASS`
[INFO] [stdout]   --> src/token_type.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ELSE`
[INFO] [stdout]   --> src/token_type.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FALSE`
[INFO] [stdout]   --> src/token_type.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FUN`
[INFO] [stdout]   --> src/token_type.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FOR`
[INFO] [stdout]   --> src/token_type.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IF`
[INFO] [stdout]   --> src/token_type.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NIL`
[INFO] [stdout]   --> src/token_type.rs:19:42
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OR`
[INFO] [stdout]   --> src/token_type.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PRINT`
[INFO] [stdout]   --> src/token_type.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RETURN`
[INFO] [stdout]   --> src/token_type.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SUPER`
[INFO] [stdout]   --> src/token_type.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `THIS`
[INFO] [stdout]   --> src/token_type.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TRUE`
[INFO] [stdout]   --> src/token_type.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VAR`
[INFO] [stdout]   --> src/token_type.rs:20:37
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WHILE`
[INFO] [stdout]   --> src/token_type.rs:20:42
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]  --> src/token.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   line: i32,
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "0330d4eaa7f622b48a98311e7e04dfe3ff996ac754e22b3517861d0b80dcb1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0330d4eaa7f622b48a98311e7e04dfe3ff996ac754e22b3517861d0b80dcb1e2", kill_on_drop: false }`
[INFO] [stdout] 0330d4eaa7f622b48a98311e7e04dfe3ff996ac754e22b3517861d0b80dcb1e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b66231b632adfda6788b89e96cc714737726bf358344118022f171eb045aa4b
[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" "7b66231b632adfda6788b89e96cc714737726bf358344118022f171eb045aa4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ptr::null`
[INFO] [stdout]  --> src/scanner.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ptr::null;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stdout]  --> src/token_type.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[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/token_type.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[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/token_type.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_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/token_type.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, 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/token_type.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |   BANG, 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/token_type.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |   EQUAL, 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/token_type.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |   GREATER, 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/token_type.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |   LESS, LESS_EQUAL,
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/token.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |   literal: Option<Box<Any>>,
[INFO] [stdout]   |                       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 -   literal: Option<Box<Any>>,
[INFO] [stdout] 8 +   literal: Option<Box<dyn Any>>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/scanner.rs:156:70
[INFO] [stdout]     |
[INFO] [stdout] 156 |   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<Any>>) {
[INFO] [stdout]     |                                                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 156 -   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<Any>>) {
[INFO] [stdout] 156 +   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<dyn Any>>) {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/token.rs:13:73
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<Any>>, line: i32) -> Token {
[INFO] [stdout]    |                                                                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 -   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<Any>>, line: i32) -> Token {
[INFO] [stdout] 13 +   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<dyn Any>>, line: i32) -> Token {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:33:73
[INFO] [stdout]    |
[INFO] [stdout] 33 |     Err(why) => panic!("Couldn't open {}: {}", file_path.display(), why.description()),
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:38:73
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Err(why) => panic!("Couldn't read {}: {}", file_path.display(), why.description()),
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IDENTIFIER`
[INFO] [stdout]   --> src/token_type.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   IDENTIFIER, STRING, NUMBER,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AND`
[INFO] [stdout]   --> src/token_type.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CLASS`
[INFO] [stdout]   --> src/token_type.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ELSE`
[INFO] [stdout]   --> src/token_type.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FALSE`
[INFO] [stdout]   --> src/token_type.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FUN`
[INFO] [stdout]   --> src/token_type.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FOR`
[INFO] [stdout]   --> src/token_type.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IF`
[INFO] [stdout]   --> src/token_type.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NIL`
[INFO] [stdout]   --> src/token_type.rs:19:42
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OR`
[INFO] [stdout]   --> src/token_type.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PRINT`
[INFO] [stdout]   --> src/token_type.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RETURN`
[INFO] [stdout]   --> src/token_type.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SUPER`
[INFO] [stdout]   --> src/token_type.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `THIS`
[INFO] [stdout]   --> src/token_type.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TRUE`
[INFO] [stdout]   --> src/token_type.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VAR`
[INFO] [stdout]   --> src/token_type.rs:20:37
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WHILE`
[INFO] [stdout]   --> src/token_type.rs:20:42
[INFO] [stdout]    |
[INFO] [stdout] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]  --> src/token.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 |   line: i32,
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "7b66231b632adfda6788b89e96cc714737726bf358344118022f171eb045aa4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b66231b632adfda6788b89e96cc714737726bf358344118022f171eb045aa4b", kill_on_drop: false }`
[INFO] [stdout] 7b66231b632adfda6788b89e96cc714737726bf358344118022f171eb045aa4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0ba30c0519621382914b5af6d37a05b58ffc0d7a8da11f6a0404ff281229d647
[INFO] running `Command { std: "docker" "start" "-a" "0ba30c0519621382914b5af6d37a05b58ffc0d7a8da11f6a0404ff281229d647", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::ptr::null`
[INFO] [stderr]  --> src/scanner.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ptr::null;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `LEFT_PAREN` should have an upper camel case name
[INFO] [stderr]  --> src/token_type.rs:6:3
[INFO] [stderr]   |
[INFO] [stderr] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[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/token_type.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_BRACE,
[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/token_type.rs:6:28
[INFO] [stderr]   |
[INFO] [stderr] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, RIGHT_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/token_type.rs:6:40
[INFO] [stderr]   |
[INFO] [stderr] 6 |   LEFT_PAREN, RIGHT_PAREN, LEFT_BRACE, 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/token_type.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |   BANG, 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/token_type.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |   EQUAL, 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/token_type.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |   GREATER, 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/token_type.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |   LESS, LESS_EQUAL,
[INFO] [stderr]    |         ^^^^^^^^^^ help: convert the identifier to upper camel case: `LessEqual`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/token.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |   literal: Option<Box<Any>>,
[INFO] [stderr]   |                       ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 8 -   literal: Option<Box<Any>>,
[INFO] [stderr] 8 +   literal: Option<Box<dyn Any>>,
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/scanner.rs:156:70
[INFO] [stderr]     |
[INFO] [stderr] 156 |   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<Any>>) {
[INFO] [stderr]     |                                                                      ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 156 -   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<Any>>) {
[INFO] [stderr] 156 +   fn add_token(&mut self, token_type: TokenType, literal: Option<Box<dyn Any>>) {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/token.rs:13:73
[INFO] [stderr]    |
[INFO] [stderr] 13 |   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<Any>>, line: i32) -> Token {
[INFO] [stderr]    |                                                                         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 13 -   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<Any>>, line: i32) -> Token {
[INFO] [stderr] 13 +   pub fn new(token_type: TokenType, lexeme: String, literal: Option<Box<dyn Any>>, line: i32) -> Token {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:33:73
[INFO] [stderr]    |
[INFO] [stderr] 33 |     Err(why) => panic!("Couldn't open {}: {}", file_path.display(), why.description()),
[INFO] [stderr]    |                                                                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:38:73
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Err(why) => panic!("Couldn't read {}: {}", file_path.display(), why.description()),
[INFO] [stderr]    |                                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `IDENTIFIER`
[INFO] [stderr]   --> src/token_type.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   IDENTIFIER, STRING, NUMBER,
[INFO] [stderr]    |   ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AND`
[INFO] [stderr]   --> src/token_type.rs:19:3
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CLASS`
[INFO] [stderr]   --> src/token_type.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ELSE`
[INFO] [stderr]   --> src/token_type.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FALSE`
[INFO] [stderr]   --> src/token_type.rs:19:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FUN`
[INFO] [stderr]   --> src/token_type.rs:19:28
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FOR`
[INFO] [stderr]   --> src/token_type.rs:19:33
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `IF`
[INFO] [stderr]   --> src/token_type.rs:19:38
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NIL`
[INFO] [stderr]   --> src/token_type.rs:19:42
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OR`
[INFO] [stderr]   --> src/token_type.rs:19:47
[INFO] [stderr]    |
[INFO] [stderr] 19 |   AND, CLASS, ELSE, FALSE, FUN, FOR, IF, NIL, OR,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `PRINT`
[INFO] [stderr]   --> src/token_type.rs:20:3
[INFO] [stderr]    |
[INFO] [stderr] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RETURN`
[INFO] [stderr]   --> src/token_type.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SUPER`
[INFO] [stderr]   --> src/token_type.rs:20:18
[INFO] [stderr]    |
[INFO] [stderr] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `THIS`
[INFO] [stderr]   --> src/token_type.rs:20:25
[INFO] [stderr]    |
[INFO] [stderr] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TRUE`
[INFO] [stderr]   --> src/token_type.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `VAR`
[INFO] [stderr]   --> src/token_type.rs:20:37
[INFO] [stderr]    |
[INFO] [stderr] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WHILE`
[INFO] [stderr]   --> src/token_type.rs:20:42
[INFO] [stderr]    |
[INFO] [stderr] 20 |   PRINT, RETURN, SUPER, THIS, TRUE, VAR, WHILE,
[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]   --> src/token_type.rs:3:10
[INFO] [stderr]    |
[INFO] [stderr] 3  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line`
[INFO] [stderr]  --> src/token.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 |   line: i32,
[INFO] [stderr]   |   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 32 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rlox-19c5ca597afc311c)
[INFO] running `Command { std: "docker" "inspect" "0ba30c0519621382914b5af6d37a05b58ffc0d7a8da11f6a0404ff281229d647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba30c0519621382914b5af6d37a05b58ffc0d7a8da11f6a0404ff281229d647", kill_on_drop: false }`
[INFO] [stdout] 0ba30c0519621382914b5af6d37a05b58ffc0d7a8da11f6a0404ff281229d647