[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 try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamgiles%2Fnaulang-runtime" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samgiles/naulang-runtime on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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-0/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: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a73cbb3de69c9e04bbe0d626f3577c5472badaa389d5c0ae1f64b27364ad518
[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" "0a73cbb3de69c9e04bbe0d626f3577c5472badaa389d5c0ae1f64b27364ad518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a73cbb3de69c9e04bbe0d626f3577c5472badaa389d5c0ae1f64b27364ad518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a73cbb3de69c9e04bbe0d626f3577c5472badaa389d5c0ae1f64b27364ad518", kill_on_drop: false }`
[INFO] [stdout] 0a73cbb3de69c9e04bbe0d626f3577c5472badaa389d5c0ae1f64b27364ad518
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 843fecf0077b7c2c8fcc27c1100e24f001a8c9619f4ded502b84b4363e8dcef5
[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" "843fecf0077b7c2c8fcc27c1100e24f001a8c9619f4ded502b84b4363e8dcef5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking naulang_runtime v0.1.0 (/opt/rustwide/workdir)
[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]    = 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 {
[INFO] [stdout]    |                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_async`
[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: variant is never constructed: `String`
[INFO] [stdout]  --> src/naulang/objectspace/primitives.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     String(StringObject),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Float`
[INFO] [stdout]  --> src/naulang/objectspace/primitives.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Float(FloatObject),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Boolean`
[INFO] [stdout]  --> src/naulang/objectspace/primitives.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Boolean(BooleanObject),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Array`
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Array(ArrayObject<'o>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Method`
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Method(MethodObject<'o>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_new_frame`
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn create_new_frame<'a>(&'a self, mut previous_frame: Frame<'a>, is_async: bool) -> Box {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OR`
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const OR         :u32 = 4;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `AND`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub const AND        :u32 = 5;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EQUAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const EQUAL      :u32 = 6;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NOT_EQUAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const NOT_EQUAL  :u32 = 7;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LESS_THAN`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const LESS_THAN  :u32 = 8;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LESS_THAN_EQ`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const LESS_THAN_EQ    :u32 = 9;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GREATER_THAN_EQ`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub const GREATER_THAN_EQ :u32 = 11;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SUB`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const SUB :u32 = 13;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MUL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub const MUL :u32 = 14;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DIV`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub const DIV :u32 = 15;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NOT`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub const NOT :u32 = 16;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NEG`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub const NEG :u32 = 17;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PRINT`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub const PRINT :u32 = 20;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INVOKE`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub const INVOKE :u32 = 21;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RETURN`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub const RETURN :u32 = 22;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ARRAY_LOAD`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub const ARRAY_LOAD :u32 = 23;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ARRAY_STORE`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub const ARRAY_STORE :u32 = 24;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STORE_DYNAMIC`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const STORE_DYNAMIC :u32 = 25;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 {
[INFO] [stdout]    |                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LOAD_DYNAMIC`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const LOAD_DYNAMIC :u32 = 26;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INVOKE_GLOBAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub const INVOKE_GLOBAL :u32 = 27;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MOD`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub const MOD :u32 = 28;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COPY_LOCAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const COPY_LOCAL :u32 = 29;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DUP`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub const DUP :u32 = 30;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INVOKE_ASYNC`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub const INVOKE_ASYNC :u32 = 31;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_literal_at`
[INFO] [stdout]   --> src/naulang/interpreter/frame.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn get_literal_at(&self, index: usize) -> Option<&Object> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Yield`
[INFO] [stdout]  --> src/naulang/interpreter/task.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Yield,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Suspend`
[INFO] [stdout]  --> src/naulang/interpreter/task.rs:8:5
[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: variant is never constructed: `String`
[INFO] [stdout]  --> src/naulang/objectspace/primitives.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     String(StringObject),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Integer`
[INFO] [stdout]  --> src/naulang/objectspace/primitives.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Integer(IntegerObject),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Float`
[INFO] [stdout]  --> src/naulang/objectspace/primitives.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Float(FloatObject),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Boolean`
[INFO] [stdout]  --> src/naulang/objectspace/primitives.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Boolean(BooleanObject),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Array`
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Array(ArrayObject<'o>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Method`
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Method(MethodObject<'o>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new(value: i32) -> IntegerObject {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]   --> src/naulang/objectspace/primitives.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn get_value(&self) -> i32 { self.value }
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_bytecode`
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn get_bytecode(&self, at_point: usize) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_literal_at`
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn get_literal_at(&self, index: usize) -> Option<&Object> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_new_frame`
[INFO] [stdout]   --> src/naulang/objectspace/method.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn create_new_frame<'a>(&'a self, mut previous_frame: Frame<'a>, is_async: bool) -> Box {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LOAD_CONST`
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub const LOAD_CONST :u32 = 1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LOAD`
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const LOAD       :u32 = 2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STORE`
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub const STORE      :u32 = 3;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OR`
[INFO] [stdout]  --> src/naulang/interpreter/bytecode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const OR         :u32 = 4;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `AND`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub const AND        :u32 = 5;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EQUAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const EQUAL      :u32 = 6;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NOT_EQUAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub const NOT_EQUAL  :u32 = 7;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LESS_THAN`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub const LESS_THAN  :u32 = 8;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LESS_THAN_EQ`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const LESS_THAN_EQ    :u32 = 9;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GREATER_THAN`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub const GREATER_THAN    :u32 = 10;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GREATER_THAN_EQ`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub const GREATER_THAN_EQ :u32 = 11;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ADD`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub const ADD :u32 = 12;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SUB`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub const SUB :u32 = 13;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MUL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub const MUL :u32 = 14;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DIV`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub const DIV :u32 = 15;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NOT`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub const NOT :u32 = 16;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `NEG`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub const NEG :u32 = 17;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `JUMP_IF_FALSE`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub const JUMP_IF_FALSE :u32 = 18;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `JUMP`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub const JUMP :u32 = 19;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PRINT`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub const PRINT :u32 = 20;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INVOKE`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub const INVOKE :u32 = 21;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RETURN`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub const RETURN :u32 = 22;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ARRAY_LOAD`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub const ARRAY_LOAD :u32 = 23;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ARRAY_STORE`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub const ARRAY_STORE :u32 = 24;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STORE_DYNAMIC`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub const STORE_DYNAMIC :u32 = 25;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LOAD_DYNAMIC`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const LOAD_DYNAMIC :u32 = 26;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INVOKE_GLOBAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub const INVOKE_GLOBAL :u32 = 27;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MOD`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub const MOD :u32 = 28;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COPY_LOCAL`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub const COPY_LOCAL :u32 = 29;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DUP`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub const DUP :u32 = 30;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INVOKE_ASYNC`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub const INVOKE_ASYNC :u32 = 31;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHAN_OUT`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub const CHAN_OUT :u32 = 32;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHAN_IN`
[INFO] [stdout]   --> src/naulang/interpreter/bytecode.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub const CHAN_IN :u32 = 33;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/naulang/interpreter/frame.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn pop(&mut self) -> Option