[INFO] cloning repository https://github.com/HallerPatrick/liva-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HallerPatrick/liva-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHallerPatrick%2Fliva-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHallerPatrick%2Fliva-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6a0a90582881054546082d3c88bde6efc221cd9
[INFO] checking HallerPatrick/liva-lang against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHallerPatrick%2Fliva-lang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HallerPatrick/liva-lang
[INFO] finished tweaking git repo https://github.com/HallerPatrick/liva-lang
[INFO] tweaked toml for git repo https://github.com/HallerPatrick/liva-lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HallerPatrick/liva-lang on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HallerPatrick/liva-lang 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-3-tc1/source/vm/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom_locate v4.0.0
[INFO] [stderr]   Downloaded pretty-trait v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 150e945e5b63b701aee323c39d9e5b53d2f1a8ea4e27db1755311408a342e3b6
[INFO] running `Command { std: "docker" "start" "-a" "150e945e5b63b701aee323c39d9e5b53d2f1a8ea4e27db1755311408a342e3b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "150e945e5b63b701aee323c39d9e5b53d2f1a8ea4e27db1755311408a342e3b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150e945e5b63b701aee323c39d9e5b53d2f1a8ea4e27db1755311408a342e3b6", kill_on_drop: false }`
[INFO] [stdout] 150e945e5b63b701aee323c39d9e5b53d2f1a8ea4e27db1755311408a342e3b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a779a04c3b73b7c6953a8ee2c42b98f0b5d8cb83cfda6c0cf40de694d797f4ad
[INFO] running `Command { std: "docker" "start" "-a" "a779a04c3b73b7c6953a8ee2c42b98f0b5d8cb83cfda6c0cf40de694d797f4ad", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/vm/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]     Checking pretty-trait v0.1.2
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nom_locate v4.0.0
[INFO] [stderr]     Checking liva_parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: duplicated attribute
[INFO] [stdout]    --> parser/src/parser/statement/declaration/function.rs:183:5
[INFO] [stdout]     |
[INFO] [stdout] 183 |     #[test]
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(duplicate_macro_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> parser/src/parser/comment.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) fn parse_comment(input: Span) -> Res<&str> {
[INFO] [stdout]   |                                    ^^^^     ^^^^^^^^^
[INFO] [stdout]   |                                    |        |   |
[INFO] [stdout]   |                                    |        |   the same lifetime is elided here
[INFO] [stdout]   |                                    |        the same lifetime is hidden here
[INFO] [stdout]   |                                    the lifetime is hidden here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) fn parse_comment(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]   |                                        ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/literals.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub(crate) fn sp(input: Span) -> Res<&str> {
[INFO] [stdout]     |                         ^^^^     ^^^^^^^^^
[INFO] [stdout]     |                         |        |   |
[INFO] [stdout]     |                         |        |   the same lifetime is elided here
[INFO] [stdout]     |                         |        the same lifetime is hidden here
[INFO] [stdout]     |                         the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub(crate) fn sp(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]     |                             ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/literals.rs:218:56
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub(crate) fn parse_collection<'a>(input: Span<'a>) -> Res<Collection<'a>> {
[INFO] [stdout]     |                                                --      ^^^^^^^^^^^^^^^--^^
[INFO] [stdout]     |                                                |       |              |
[INFO] [stdout]     |                                                |       |              the same lifetime is named here
[INFO] [stdout]     |                                                |       the same lifetime is hidden here
[INFO] [stdout]     |                                                the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub(crate) fn parse_collection<'a>(input: Span<'a>) -> Res<'a, Collection<'a>> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/literals.rs:253:53
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub(crate) fn parse_literal<'a>(input: Span<'a>) -> Res<Literal<'a>> {
[INFO] [stdout]     |                                             --      ^^^^^^^^^^^^--^^
[INFO] [stdout]     |                                             |       |           |
[INFO] [stdout]     |                                             |       |           the same lifetime is named here
[INFO] [stdout]     |                                             |       the same lifetime is hidden here
[INFO] [stdout]     |                                             the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub(crate) fn parse_literal<'a>(input: Span<'a>) -> Res<'a, Literal<'a>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/statement/mod.rs:170:38
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub(crate) fn opt_line_ending(input: Span) -> Res<&str> {
[INFO] [stdout]     |                                      ^^^^     ^^^^^^^^^
[INFO] [stdout]     |                                      |        |   |
[INFO] [stdout]     |                                      |        |   the same lifetime is elided here
[INFO] [stdout]     |                                      |        the same lifetime is hidden here
[INFO] [stdout]     |                                      the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub(crate) fn opt_line_ending(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]     |                                          ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> parser/src/parser/statement/declaration/for_statement.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_iter_item<'a>(input: Span<'a>) -> Res<Variable<'a>> {
[INFO] [stdout]    |                                    --      ^^^^^^^^^^^^^--^^
[INFO] [stdout]    |                                    |       |            |
[INFO] [stdout]    |                                    |       |            the same lifetime is named here
[INFO] [stdout]    |                                    |       the same lifetime is hidden here
[INFO] [stdout]    |                                    the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_iter_item<'a>(input: Span<'a>) -> Res<'a, Variable<'a>> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> parser/src/parser/statement/declaration/function.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn parse_function_name(input: Span) -> Res<&str> {
[INFO] [stdout]    |                               ^^^^     ^^^^^^^^^
[INFO] [stdout]    |                               |        |   |
[INFO] [stdout]    |                               |        |   the same lifetime is elided here
[INFO] [stdout]    |                               |        the same lifetime is hidden here
[INFO] [stdout]    |                               the lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn parse_function_name(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]    |                                   ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> parser/src/parser/statement/declaration/function.rs:84:53
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn parse_function_arguments<'a>(input: Span<'a>) -> Res<Vec<Variable>> {
[INFO] [stdout]    |                                             --      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                             |       |       |
[INFO] [stdout]    |                                             |       |       the same lifetime is hidden here
[INFO] [stdout]    |                                             |       the same lifetime is hidden here
[INFO] [stdout]    |                                             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn parse_function_arguments<'a>(input: Span<'a>) -> Res<'a, Vec<Variable<'a>>> {
[INFO] [stdout]    |                                                         +++             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking liva_vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> vm/src/value.rs:137:51
[INFO] [stdout]     |
[INFO] [stdout] 137 |         (Value::Integer(x), Value::Integer(y)) => (x == y),
[INFO] [stdout]     |                                                   ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 137 -         (Value::Integer(x), Value::Integer(y)) => (x == y),
[INFO] [stdout] 137 +         (Value::Integer(x), Value::Integer(y)) => x == y ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> vm/src/vm/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> parser/src/parser/comment.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) fn parse_comment(input: Span) -> Res<&str> {
[INFO] [stdout]   |                                    ^^^^     ^^^^^^^^^
[INFO] [stdout]   |                                    |        |   |
[INFO] [stdout]   |                                    |        |   the same lifetime is elided here
[INFO] [stdout]   |                                    |        the same lifetime is hidden here
[INFO] [stdout]   |                                    the lifetime is hidden here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) fn parse_comment(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]   |                                        ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/literals.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub(crate) fn sp(input: Span) -> Res<&str> {
[INFO] [stdout]     |                         ^^^^     ^^^^^^^^^
[INFO] [stdout]     |                         |        |   |
[INFO] [stdout]     |                         |        |   the same lifetime is elided here
[INFO] [stdout]     |                         |        the same lifetime is hidden here
[INFO] [stdout]     |                         the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub(crate) fn sp(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]     |                             ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/literals.rs:218:56
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub(crate) fn parse_collection<'a>(input: Span<'a>) -> Res<Collection<'a>> {
[INFO] [stdout]     |                                                --      ^^^^^^^^^^^^^^^--^^
[INFO] [stdout]     |                                                |       |              |
[INFO] [stdout]     |                                                |       |              the same lifetime is named here
[INFO] [stdout]     |                                                |       the same lifetime is hidden here
[INFO] [stdout]     |                                                the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 218 | pub(crate) fn parse_collection<'a>(input: Span<'a>) -> Res<'a, Collection<'a>> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/literals.rs:253:53
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub(crate) fn parse_literal<'a>(input: Span<'a>) -> Res<Literal<'a>> {
[INFO] [stdout]     |                                             --      ^^^^^^^^^^^^--^^
[INFO] [stdout]     |                                             |       |           |
[INFO] [stdout]     |                                             |       |           the same lifetime is named here
[INFO] [stdout]     |                                             |       the same lifetime is hidden here
[INFO] [stdout]     |                                             the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 253 | pub(crate) fn parse_literal<'a>(input: Span<'a>) -> Res<'a, Literal<'a>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> parser/src/parser/statement/mod.rs:170:38
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub(crate) fn opt_line_ending(input: Span) -> Res<&str> {
[INFO] [stdout]     |                                      ^^^^     ^^^^^^^^^
[INFO] [stdout]     |                                      |        |   |
[INFO] [stdout]     |                                      |        |   the same lifetime is elided here
[INFO] [stdout]     |                                      |        the same lifetime is hidden here
[INFO] [stdout]     |                                      the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub(crate) fn opt_line_ending(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]     |                                          ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> parser/src/parser/statement/declaration/for_statement.rs:38:44
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_iter_item<'a>(input: Span<'a>) -> Res<Variable<'a>> {
[INFO] [stdout]    |                                    --      ^^^^^^^^^^^^^--^^
[INFO] [stdout]    |                                    |       |            |
[INFO] [stdout]    |                                    |       |            the same lifetime is named here
[INFO] [stdout]    |                                    |       the same lifetime is hidden here
[INFO] [stdout]    |                                    the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn parse_iter_item<'a>(input: Span<'a>) -> Res<'a, Variable<'a>> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> parser/src/parser/statement/declaration/function.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn parse_function_name(input: Span) -> Res<&str> {
[INFO] [stdout]    |                               ^^^^     ^^^^^^^^^
[INFO] [stdout]    |                               |        |   |
[INFO] [stdout]    |                               |        |   the same lifetime is elided here
[INFO] [stdout]    |                               |        the same lifetime is hidden here
[INFO] [stdout]    |                               the lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn parse_function_name(input: Span<'_>) -> Res<'_, &str> {
[INFO] [stdout]    |                                   ++++         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> parser/src/parser/statement/declaration/function.rs:84:53
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn parse_function_arguments<'a>(input: Span<'a>) -> Res<Vec<Variable>> {
[INFO] [stdout]    |                                             --      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                             |       |       |
[INFO] [stdout]    |                                             |       |       the same lifetime is hidden here
[INFO] [stdout]    |                                             |       the same lifetime is hidden here
[INFO] [stdout]    |                                             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 84 | fn parse_function_arguments<'a>(input: Span<'a>) -> Res<'a, Vec<Variable<'a>>> {
[INFO] [stdout]    |                                                         +++             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> vm/src/value.rs:137:51
[INFO] [stdout]     |
[INFO] [stdout] 137 |         (Value::Integer(x), Value::Integer(y)) => (x == y),
[INFO] [stdout]     |                                                   ^      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 137 -         (Value::Integer(x), Value::Integer(y)) => (x == y),
[INFO] [stdout] 137 +         (Value::Integer(x), Value::Integer(y)) => x == y ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> vm/src/vm/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hasher`
[INFO] [stdout]  --> vm/src/value.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::hash::Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `import`
[INFO] [stdout]   --> vm/src/compiler/statements.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |             Statement::Import(import) => {}
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_import`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]    --> vm/src/compiler/mod.rs:391:29
[INFO] [stdout]     |
[INFO] [stdout] 391 |             Collection::Map(map) => {}
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error_message`
[INFO] [stdout]    --> vm/src/compiler/mod.rs:576:49
[INFO] [stdout]     |
[INFO] [stdout] 576 |     fn parse_variable(&mut self, str_val: &str, error_message: &str) -> usize {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hasher`
[INFO] [stdout]  --> vm/src/value.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::hash::Hasher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `import`
[INFO] [stdout]   --> vm/src/compiler/statements.rs:29:31
[INFO] [stdout]    |
[INFO] [stdout] 29 |             Statement::Import(import) => {}
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_import`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]    --> vm/src/compiler/mod.rs:391:29
[INFO] [stdout]     |
[INFO] [stdout] 391 |             Collection::Map(map) => {}
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error_message`
[INFO] [stdout]    --> vm/src/compiler/mod.rs:576:49
[INFO] [stdout]     |
[INFO] [stdout] 576 |     fn parse_variable(&mut self, str_val: &str, error_message: &str) -> usize {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> vm/src/vm/mod.rs:912:33
[INFO] [stdout]     |
[INFO] [stdout] 912 | ...                   let mut iterator = Iterable { iter: list };
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]    --> vm/src/vm/mod.rs:910:25
[INFO] [stdout]     |
[INFO] [stdout] 910 |                     let iter = match iterable {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `primitve_objects`
[INFO] [stdout]   --> vm/src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let primitve_objects = PrimitiveObjects::new(&mut store);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primitve_objects`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> vm/src/main.rs:111:19
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn call_main_code(state: &mut VMState, module: LvObjectRef) {}
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module`
[INFO] [stdout]    --> vm/src/main.rs:111:40
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn call_main_code(state: &mut VMState, module: LvObjectRef) {}
[INFO] [stdout]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_main_code` is never used
[INFO] [stdout]    --> vm/src/main.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn call_main_code(state: &mut VMState, module: LvObjectRef) {}
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `end_scope` and `get_variable` are never used
[INFO] [stdout]    --> vm/src/compiler/mod.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout]  65 | impl Compiler {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 156 |     fn end_scope(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     fn get_variable(&mut self, prefix_expr: PrefixExpr) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GetSuper`, `CallGlobal`, `Invoke`, and `LoadMethod` are never constructed
[INFO] [stdout]   --> vm/src/op_codes.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub enum OpCode {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     GetSuper(usize),     //  ^
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     CallGlobal(usize, usize), // A combination of OpCall and OpGetGlobal
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Invoke(usize, usize), // Combines a GetProperty and a Call. Contains the exact same information. First usize is the index for th...
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     // This will replace `GetProperty`
[INFO] [stdout] 17 |     LoadMethod(usize),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lv_stack` is never read
[INFO] [stdout]   --> vm/src/vm/mod.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct VMState {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     lv_stack: Vec<LvObjectRef>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_id` and `new_version` are never used
[INFO] [stdout]   --> vm/src/vm/object.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl LvObjectRef {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn get_id(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn new_version() -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version`, `name`, `data`, `class`, `bases`, and `attributes` are never read
[INFO] [stdout]   --> vm/src/vm/object.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct LvObject {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 52 |     pub version: u64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 53 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 54 |     pub data: ObjectData,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 55 |     pub class: LvObjectRef,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 56 |     pub bases: Option<Vec<LvObjectRef>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 57 |     pub attributes: Option<Rc<RefCell<HashMap<String, LvObjectRef>>>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Code` is never constructed
[INFO] [stdout]   --> vm/src/vm/object.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Code {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LvString`, `LvNum`, `LvList`, `LvMap`, `Function`, and `Module` are never constructed
[INFO] [stdout]    --> vm/src/vm/object.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub enum ObjectData {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 109 |     LvString(String), // Actual rust string
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 110 |     LvNum(f64),       // Actual float
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 111 |     LvList(Vec<LvObjectRef>),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 112 |     LvMap(Vec<(LvObjectRef, LvObjectRef)>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 113 |     Function(String, LvObjectRef, HashMap<String, LvObjectRef>), // module, code, default arguments
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 114 |     Module(LvObjectRef),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `deref` and `deref_mut` are never used
[INFO] [stdout]    --> vm/src/vm/object.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl ObjectStore {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn deref(&mut self, obj_ref: LvObjectRef) -> &LvObject {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn deref_mut(&mut self, obj_ref: LvObjectRef) -> &mut LvObject {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> vm/src/vm/object.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub struct PrimitiveObjects {
[INFO] [stdout]     |            ---------------- fields in this struct
[INFO] [stdout] 155 |     pub object: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 156 |     pub type_: LvObjectRef,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 157 |
[INFO] [stdout] 158 |     pub nil_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 159 |     pub nil: LvObjectRef,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 160 |
[INFO] [stdout] 161 |     pub int_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 162 |     pub bool_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 163 |     pub true_obj: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 164 |     pub false_obj: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub list_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub dict_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub str_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 175 |
[INFO] [stdout] 176 |     pub iterator_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 177 |
[INFO] [stdout] 178 |     pub function_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 179 |     // pub code_type: LvObjectRef,
[INFO] [stdout] 180 |     pub module: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_int`, `new_string`, `new_list`, `new_dict`, `new_function`, and `new_module` are never used
[INFO] [stdout]    --> vm/src/vm/object.rs:446:12
[INFO] [stdout]     |
[INFO] [stdout] 196 | impl PrimitiveObjects {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 446 |     pub fn new_int(&self, i: u32) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub fn new_string(&self, s: String) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub fn new_list(&self, v: Vec<LvObjectRef>) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 |     pub fn new_dict(&self, v: Vec<(LvObjectRef, LvObjectRef)>) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 481 |     pub fn new_function(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 |     pub fn new_module(&self, name: String, code: LvObjectRef) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LivaFunction` is never used
[INFO] [stdout]  --> vm/src/vm/state.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type LivaFunction = fn(&mut State, &mut Vec<CallFrame>, Vec<LvObjectRef>);
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> vm/src/vm/state.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct State {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> vm/src/main.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |             print_ast(file);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let _ = print_ast(file);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> vm/src/value.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug, Clone, PartialEq)]
[INFO] [stdout]    |                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 47 |     NativeFunction(NativeFn),
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> vm/src/value.rs:144:65
[INFO] [stdout]     |
[INFO] [stdout] 144 |         (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y,
[INFO] [stdout]     |                                                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]     |
[INFO] [stdout] 144 -         (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y,
[INFO] [stdout] 144 +         (Value::NativeFunction(x), Value::NativeFunction(y)) => std::ptr::fn_addr_eq(*x, *y),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> vm/src/vm/mod.rs:912:33
[INFO] [stdout]     |
[INFO] [stdout] 912 | ...                   let mut iterator = Iterable { iter: list };
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]    --> vm/src/vm/mod.rs:910:25
[INFO] [stdout]     |
[INFO] [stdout] 910 |                     let iter = match iterable {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `primitve_objects`
[INFO] [stdout]   --> vm/src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let primitve_objects = PrimitiveObjects::new(&mut store);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_primitve_objects`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> vm/src/main.rs:111:19
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn call_main_code(state: &mut VMState, module: LvObjectRef) {}
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module`
[INFO] [stdout]    --> vm/src/main.rs:111:40
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn call_main_code(state: &mut VMState, module: LvObjectRef) {}
[INFO] [stdout]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_main_code` is never used
[INFO] [stdout]    --> vm/src/main.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn call_main_code(state: &mut VMState, module: LvObjectRef) {}
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `end_scope` and `get_variable` are never used
[INFO] [stdout]    --> vm/src/compiler/mod.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout]  65 | impl Compiler {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 156 |     fn end_scope(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 267 |     fn get_variable(&mut self, prefix_expr: PrefixExpr) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GetSuper`, `CallGlobal`, `Invoke`, and `LoadMethod` are never constructed
[INFO] [stdout]   --> vm/src/op_codes.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub enum OpCode {
[INFO] [stdout]    |          ------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     GetSuper(usize),     //  ^
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     CallGlobal(usize, usize), // A combination of OpCall and OpGetGlobal
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Invoke(usize, usize), // Combines a GetProperty and a Call. Contains the exact same information. First usize is the index for th...
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     // This will replace `GetProperty`
[INFO] [stdout] 17 |     LoadMethod(usize),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lv_stack` is never read
[INFO] [stdout]   --> vm/src/vm/mod.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct VMState {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     lv_stack: Vec<LvObjectRef>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `get_id` and `new_version` are never used
[INFO] [stdout]   --> vm/src/vm/object.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl LvObjectRef {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 41 |     pub fn get_id(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 45 |     fn new_version() -> u64 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version`, `name`, `data`, `class`, `bases`, and `attributes` are never read
[INFO] [stdout]   --> vm/src/vm/object.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct LvObject {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 52 |     pub version: u64,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 53 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 54 |     pub data: ObjectData,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 55 |     pub class: LvObjectRef,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 56 |     pub bases: Option<Vec<LvObjectRef>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 57 |     pub attributes: Option<Rc<RefCell<HashMap<String, LvObjectRef>>>>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Code` is never constructed
[INFO] [stdout]   --> vm/src/vm/object.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct Code {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LvString`, `LvNum`, `LvList`, `LvMap`, `Function`, and `Module` are never constructed
[INFO] [stdout]    --> vm/src/vm/object.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub enum ObjectData {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 109 |     LvString(String), // Actual rust string
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 110 |     LvNum(f64),       // Actual float
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 111 |     LvList(Vec<LvObjectRef>),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 112 |     LvMap(Vec<(LvObjectRef, LvObjectRef)>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 113 |     Function(String, LvObjectRef, HashMap<String, LvObjectRef>), // module, code, default arguments
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 114 |     Module(LvObjectRef),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `deref` and `deref_mut` are never used
[INFO] [stdout]    --> vm/src/vm/object.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl ObjectStore {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn deref(&mut self, obj_ref: LvObjectRef) -> &LvObject {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn deref_mut(&mut self, obj_ref: LvObjectRef) -> &mut LvObject {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> vm/src/vm/object.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 154 | pub struct PrimitiveObjects {
[INFO] [stdout]     |            ---------------- fields in this struct
[INFO] [stdout] 155 |     pub object: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 156 |     pub type_: LvObjectRef,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 157 |
[INFO] [stdout] 158 |     pub nil_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 159 |     pub nil: LvObjectRef,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 160 |
[INFO] [stdout] 161 |     pub int_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 162 |     pub bool_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 163 |     pub true_obj: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 164 |     pub false_obj: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub list_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     pub dict_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 174 |     pub str_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 175 |
[INFO] [stdout] 176 |     pub iterator_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 177 |
[INFO] [stdout] 178 |     pub function_type: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 179 |     // pub code_type: LvObjectRef,
[INFO] [stdout] 180 |     pub module: LvObjectRef,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `new_int`, `new_string`, `new_list`, `new_dict`, `new_function`, and `new_module` are never used
[INFO] [stdout]    --> vm/src/vm/object.rs:446:12
[INFO] [stdout]     |
[INFO] [stdout] 196 | impl PrimitiveObjects {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 446 |     pub fn new_int(&self, i: u32) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub fn new_string(&self, s: String) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub fn new_list(&self, v: Vec<LvObjectRef>) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 |     pub fn new_dict(&self, v: Vec<(LvObjectRef, LvObjectRef)>) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 481 |     pub fn new_function(
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 |     pub fn new_module(&self, name: String, code: LvObjectRef) -> LvObject {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LivaFunction` is never used
[INFO] [stdout]  --> vm/src/vm/state.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type LivaFunction = fn(&mut State, &mut Vec<CallFrame>, Vec<LvObjectRef>);
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]   --> vm/src/vm/state.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct State {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> vm/src/main.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |             print_ast(file);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 46 |             let _ = print_ast(file);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]   --> vm/src/value.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(Debug, Clone, PartialEq)]
[INFO] [stdout]    |                        --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 47 |     NativeFunction(NativeFn),
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the address of the same function can vary between different codegen units
[INFO] [stdout]    = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]    = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]    = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> vm/src/value.rs:144:65
[INFO] [stdout]     |
[INFO] [stdout] 144 |         (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y,
[INFO] [stdout]     |                                                                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint
[INFO] [stdout]     |
[INFO] [stdout] 144 -         (Value::NativeFunction(x), Value::NativeFunction(y)) => x == y,
[INFO] [stdout] 144 +         (Value::NativeFunction(x), Value::NativeFunction(y)) => std::ptr::fn_addr_eq(*x, *y),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "a779a04c3b73b7c6953a8ee2c42b98f0b5d8cb83cfda6c0cf40de694d797f4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a779a04c3b73b7c6953a8ee2c42b98f0b5d8cb83cfda6c0cf40de694d797f4ad", kill_on_drop: false }`
[INFO] [stdout] a779a04c3b73b7c6953a8ee2c42b98f0b5d8cb83cfda6c0cf40de694d797f4ad
