[INFO] cloning repository https://github.com/samgiles/naulang-runtime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samgiles/naulang-runtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgiles%2Fnaulang-runtime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgiles%2Fnaulang-runtime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b5125929e2af5e7a6cb8c30418dd0db73b5ff0b
[INFO] checking samgiles/naulang-runtime against master#65cd843ae06ad00123c131a431ed5304e4cd577a for pr-122077
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgiles%2Fnaulang-runtime" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samgiles/naulang-runtime on toolchain 65cd843ae06ad00123c131a431ed5304e4cd577a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samgiles/naulang-runtime
[INFO] finished tweaking git repo https://github.com/samgiles/naulang-runtime
[INFO] tweaked toml for git repo https://github.com/samgiles/naulang-runtime written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/samgiles/naulang-runtime already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking samgiles/naulang-runtime against try#e34498b580c936a8f8a419616d9571f03b6c038e for pr-122077
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgiles%2Fnaulang-runtime" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samgiles/naulang-runtime on toolchain e34498b580c936a8f8a419616d9571f03b6c038e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samgiles/naulang-runtime
[INFO] finished tweaking git repo https://github.com/samgiles/naulang-runtime
[INFO] tweaked toml for git repo https://github.com/samgiles/naulang-runtime written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/samgiles/naulang-runtime already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking samgiles/naulang-runtime against try#e34498b580c936a8f8a419616d9571f03b6c038e for pr-122077
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgiles%2Fnaulang-runtime" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samgiles/naulang-runtime on toolchain e34498b580c936a8f8a419616d9571f03b6c038e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/samgiles/naulang-runtime
[INFO] finished tweaking git repo https://github.com/samgiles/naulang-runtime
[INFO] tweaked toml for git repo https://github.com/samgiles/naulang-runtime written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/samgiles/naulang-runtime already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 643b3bfc3a3bdd6135e4a272dfa7c0a424190cf50481ba749524122b076dbdca
[INFO] running `Command { std: "docker" "start" "-a" "643b3bfc3a3bdd6135e4a272dfa7c0a424190cf50481ba749524122b076dbdca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "643b3bfc3a3bdd6135e4a272dfa7c0a424190cf50481ba749524122b076dbdca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643b3bfc3a3bdd6135e4a272dfa7c0a424190cf50481ba749524122b076dbdca", kill_on_drop: false }`
[INFO] [stdout] 643b3bfc3a3bdd6135e4a272dfa7c0a424190cf50481ba749524122b076dbdca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec411c8db3f5dc2f27f11c37472f1444b9044675f124c07afbf0371c2f161f99
[INFO] running `Command { std: "docker" "start" "-a" "ec411c8db3f5dc2f27f11c37472f1444b9044675f124c07afbf0371c2f161f99", kill_on_drop: false }`
[INFO] [stderr]     Checking naulang_runtime v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `is_async`
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:40:70
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn create_new_frame<'a>(&'a self, mut previous_frame: Frame<'a>, is_async: bool) -> Box<Frame> {
[INFO] [stdout]    |                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_async`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_async`
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:40:70
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn create_new_frame<'a>(&'a self, mut previous_frame: Frame<'a>, is_async: bool) -> Box<Frame> {
[INFO] [stdout]    |                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_async`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let frame = Frame::new(FrameInfo {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String`, `Integer`, `Float`, `Boolean`, `Array`, and `Method` are never constructed
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum Object<'o> {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 6  |     String(StringObject),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 7  |     Integer(IntegerObject),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 8  |     Float(FloatObject),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 9  |     Boolean(BooleanObject),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     Array(ArrayObject<'o>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     Method(MethodObject<'o>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Object` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_value` are never used
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl IntegerObject {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 36 |     pub fn new(value: i32) -> IntegerObject {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn get_value(&self) -> i32 { self.value }
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bytecodes` and `arg_count` are never read
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct MethodObject<'m> {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     bytecodes: vec::Vec<u32>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 12 |     arg_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MethodObject` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_bytecode`, `get_literal_at`, and `create_new_frame` are never used
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<'m> MethodObject<'m> {
[INFO] [stdout]    | ------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get_bytecode(&self, at_point: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn get_literal_at(&self, index: usize) -> Option<&Object> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn create_new_frame<'a>(&'a self, mut previous_frame: Frame<'a>, is_async: bool) -> Box<Frame> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOAD_CONST` is never used
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const LOAD_CONST :u32 = 1;
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOAD` is never used
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const LOAD       :u32 = 2;
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STORE` is never used
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub const STORE      :u32 = 3;
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OR` is never used
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const OR         :u32 = 4;
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AND` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub const AND        :u32 = 5;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EQUAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const EQUAL      :u32 = 6;
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT_EQUAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const NOT_EQUAL  :u32 = 7;
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LESS_THAN` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const LESS_THAN  :u32 = 8;
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LESS_THAN_EQ` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const LESS_THAN_EQ    :u32 = 9;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GREATER_THAN` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub const GREATER_THAN    :u32 = 10;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GREATER_THAN_EQ` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub const GREATER_THAN_EQ :u32 = 11;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ADD` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub const ADD :u32 = 12;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SUB` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const SUB :u32 = 13;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MUL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub const MUL :u32 = 14;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DIV` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub const DIV :u32 = 15;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub const NOT :u32 = 16;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NEG` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub const NEG :u32 = 17;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JUMP_IF_FALSE` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub const JUMP_IF_FALSE :u32 = 18;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `JUMP` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub const JUMP :u32 = 19;
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRINT` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub const PRINT :u32 = 20;
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVOKE` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub const INVOKE :u32 = 21;
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RETURN` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub const RETURN :u32 = 22;
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARRAY_LOAD` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub const ARRAY_LOAD :u32 = 23;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARRAY_STORE` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub const ARRAY_STORE :u32 = 24;
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STORE_DYNAMIC` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const STORE_DYNAMIC :u32 = 25;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOAD_DYNAMIC` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const LOAD_DYNAMIC :u32 = 26;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVOKE_GLOBAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub const INVOKE_GLOBAL :u32 = 27;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MOD` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub const MOD :u32 = 28;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COPY_LOCAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const COPY_LOCAL :u32 = 29;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DUP` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:35:15
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub const DUP :u32 = 30;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVOKE_ASYNC` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub const INVOKE_ASYNC :u32 = 31;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHAN_OUT` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub const CHAN_OUT :u32 = 32;
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHAN_IN` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:38:15
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub const CHAN_IN :u32 = 33;
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `stack` and `access_link` are never read
[INFO] [stdout]   --> src/naulang/interpreter/frame.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Frame<'f> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     stack: vec::Vec<Object<'f>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 19 |     access_link: Option<Box<Frame<'f>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Frame` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/naulang/interpreter/frame.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<'f> Frame<'f> {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub fn pop(&mut self) -> Option<Object<'f>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn push(&mut self, object: Object<'f>) -> () {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub fn peek(&self) -> Option<&Object> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn stack_height(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |     pub fn set_local_at(&mut self, index: usize, object: Object<'f>) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn get_local_at(&self, index: usize) -> Option<&Object> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get_literal_at(&self, index: usize) -> Option<&Object> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Continue`, `Halt`, `Yield`, and `Suspend` are never constructed
[INFO] [stdout]  --> src/naulang/interpreter/task.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum TaskState {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 5 |     Continue,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     Halt,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     Yield,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Suspend,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Task` is never constructed
[INFO] [stdout]   --> src/naulang/interpreter/task.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Task<'task> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `new_withframe`, `restore_previous_frame_or_halt`, and `set_parent_task` are never used
[INFO] [stdout]   --> src/naulang/interpreter/task.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<'task> Task<'task> {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 24 |     pub fn new() -> Task<'task> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn new_withframe(frame: &'task Box<Frame>, parent_task: Option<Box<Task<'task>>>) -> Task<'task> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn restore_previous_frame_or_halt(&mut self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn set_parent_task(&mut self, task: Task<'task>) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `interpreter_step` is never used
[INFO] [stdout]  --> src/naulang/interpreter/interpreter.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn interpreter_step(task: &mut Task) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_interpreter_step` is never used
[INFO] [stdout]   --> src/naulang/interpreter/interpreter.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn run_interpreter_step(frame: &Box<Frame>, task: &mut Task) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Bytecode` should have a snake case name
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Bytecode {
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `bytecode`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `_stack_effect_depends_on_args` should have an upper case name
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     const _stack_effect_depends_on_args: i32 = -9999;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `_STACK_EFFECT_DEPENDS_ON_ARGS`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `stack_effects` should have an upper case name
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:78:11
[INFO] [stdout]    |
[INFO] [stdout] 78 |     const stack_effects: [i32; 34]  = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `STACK_EFFECTS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bytecode_lengths` should have an upper case name
[INFO] [stdout]    --> src/naulang/interpreter/bytecode.rs:115:11
[INFO] [stdout]     |
[INFO] [stdout] 115 |     const bytecode_lengths: [usize; 34] = [
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `BYTECODE_LENGTHS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 50 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/naulang/interpreter/interpreter.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut load_const_method = MethodObject::new(vec!(
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let frame = Frame::new(FrameInfo {
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String`, `Float`, `Boolean`, `Array`, and `Method` are never constructed
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub enum Object<'o> {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] 6  |     String(StringObject),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 7  |     Integer(IntegerObject),
[INFO] [stdout] 8  |     Float(FloatObject),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 9  |     Boolean(BooleanObject),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     Array(ArrayObject<'o>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     Method(MethodObject<'o>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Object` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arg_count` is never read
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct MethodObject<'m> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     arg_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MethodObject` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `create_new_frame` is never used
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl<'m> MethodObject<'m> {
[INFO] [stdout]    | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn create_new_frame<'a>(&'a self, mut previous_frame: Frame<'a>, is_async: bool) -> Box<Frame> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OR` is never used
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const OR         :u32 = 4;
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AND` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub const AND        :u32 = 5;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EQUAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const EQUAL      :u32 = 6;
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT_EQUAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const NOT_EQUAL  :u32 = 7;
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LESS_THAN` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const LESS_THAN  :u32 = 8;
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LESS_THAN_EQ` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const LESS_THAN_EQ    :u32 = 9;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GREATER_THAN_EQ` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub const GREATER_THAN_EQ :u32 = 11;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SUB` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const SUB :u32 = 13;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MUL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub const MUL :u32 = 14;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DIV` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub const DIV :u32 = 15;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NOT` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub const NOT :u32 = 16;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NEG` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub const NEG :u32 = 17;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRINT` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub const PRINT :u32 = 20;
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVOKE` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub const INVOKE :u32 = 21;
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RETURN` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub const RETURN :u32 = 22;
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARRAY_LOAD` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub const ARRAY_LOAD :u32 = 23;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARRAY_STORE` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub const ARRAY_STORE :u32 = 24;
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STORE_DYNAMIC` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const STORE_DYNAMIC :u32 = 25;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOAD_DYNAMIC` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const LOAD_DYNAMIC :u32 = 26;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVOKE_GLOBAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub const INVOKE_GLOBAL :u32 = 27;
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MOD` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub const MOD :u32 = 28;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `COPY_LOCAL` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const COPY_LOCAL :u32 = 29;
[INFO] [stdout]    |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DUP` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:35:15
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub const DUP :u32 = 30;
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INVOKE_ASYNC` is never used
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub const INVOKE_ASYNC :u32 = 31;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `access_link` is never read
[INFO] [stdout]   --> src/naulang/interpreter/frame.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Frame<'f> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     access_link: Option<Box<Frame<'f>>>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Frame` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_literal_at` is never used
[INFO] [stdout]   --> src/naulang/interpreter/frame.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl<'f> Frame<'f> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get_literal_at(&self, index: usize) -> Option<&Object> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Yield` and `Suspend` are never constructed
[INFO] [stdout]  --> src/naulang/interpreter/task.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum TaskState {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 7 |     Yield,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 8 |     Suspend,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Bytecode` should have a snake case name
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod Bytecode {
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `bytecode`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `_stack_effect_depends_on_args` should have an upper case name
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     const _stack_effect_depends_on_args: i32 = -9999;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `_STACK_EFFECT_DEPENDS_ON_ARGS`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `stack_effects` should have an upper case name
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:78:11
[INFO] [stdout]    |
[INFO] [stdout] 78 |     const stack_effects: [i32; 34]  = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^ help: convert the identifier to upper case: `STACK_EFFECTS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `bytecode_lengths` should have an upper case name
[INFO] [stdout]    --> src/naulang/interpreter/bytecode.rs:115:11
[INFO] [stdout]     |
[INFO] [stdout] 115 |     const bytecode_lengths: [usize; 34] = [
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `BYTECODE_LENGTHS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "ec411c8db3f5dc2f27f11c37472f1444b9044675f124c07afbf0371c2f161f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec411c8db3f5dc2f27f11c37472f1444b9044675f124c07afbf0371c2f161f99", kill_on_drop: false }`
[INFO] [stdout] ec411c8db3f5dc2f27f11c37472f1444b9044675f124c07afbf0371c2f161f99