[INFO] cloning repository https://github.com/simvux/lumina-legacy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simvux/lumina-legacy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimvux%2Flumina-legacy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimvux%2Flumina-legacy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5802d6a0c2e4805087988bacfeb057d838920772
[INFO] checking simvux/lumina-legacy against master#f1ce0e6a00593493a12e0e3662119786c761f375 for pr-92413
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimvux%2Flumina-legacy" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simvux/lumina-legacy on toolchain f1ce0e6a00593493a12e0e3662119786c761f375
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simvux/lumina-legacy
[INFO] finished tweaking git repo https://github.com/simvux/lumina-legacy
[INFO] tweaked toml for git repo https://github.com/simvux/lumina-legacy written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/simvux/lumina-legacy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 155d572282647aae24eecb9ee6f717d1dce2b28325530068f6385bed113c37d2
[INFO] running `Command { std: "docker" "start" "-a" "155d572282647aae24eecb9ee6f717d1dce2b28325530068f6385bed113c37d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "155d572282647aae24eecb9ee6f717d1dce2b28325530068f6385bed113c37d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155d572282647aae24eecb9ee6f717d1dce2b28325530068f6385bed113c37d2", kill_on_drop: false }`
[INFO] [stdout] 155d572282647aae24eecb9ee6f717d1dce2b28325530068f6385bed113c37d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+f1ce0e6a00593493a12e0e3662119786c761f375" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bb1713aa54294523cd480062b88a46d201c1b6e391b51439157ef16c9bb6fde
[INFO] running `Command { std: "docker" "start" "-a" "5bb1713aa54294523cd480062b88a46d201c1b6e391b51439157ef16c9bb6fde", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking strum v0.17.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]    Compiling strum_macros v0.17.1
[INFO] [stderr]     Checking leaf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `tokenizer::TokenSource`
[INFO] [stdout]  --> src/parser/operator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     tokenizer::TokenSource, Attr, FunctionBuilder, IdentifierType, Key, ParseError, ParseFault,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokenizer::TokenSource`
[INFO] [stdout]  --> src/parser/operator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     tokenizer::TokenSource, Attr, FunctionBuilder, IdentifierType, Key, ParseError, ParseFault,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/ast/entity.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]    |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/ast/entity.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     .map(|t| fmt::Display::to_string(&t.inner))
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     .map(|t| <dyn fmt::Display>::to_string(&t.inner))
[INFO] [stdout]    |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/ast/entity.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]    |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:113:30
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:133:30
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:153:30
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/ast/entity.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]    |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/ast/entity.rs:49:30
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     .map(|t| fmt::Display::to_string(&t.inner))
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     .map(|t| <dyn fmt::Display>::to_string(&t.inner))
[INFO] [stdout]    |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/ast/entity.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]    |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:113:30
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:133:30
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 133 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:153:30
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 153 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parser/ast/entity.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     .map(|t| fmt::Display::to_string(t))
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 |                     .map(|t| <dyn fmt::Display>::to_string(t))
[INFO] [stdout]     |                              ++++             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     .map(|a| std::fmt::Display::to_string(a))
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     .map(|a| <dyn std::fmt::Display>::to_string(a))
[INFO] [stdout]    |                              ++++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     .map(|a| std::fmt::Display::to_string(a))
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     .map(|a| <dyn std::fmt::Display>::to_string(a))
[INFO] [stdout]    |                              ++++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branches`
[INFO] [stdout]    --> src/parser/error.rs:416:47
[INFO] [stdout]     |
[INFO] [stdout] 416 | ...   IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These bran...
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_branches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_do`
[INFO] [stdout]    --> src/parser/error.rs:416:57
[INFO] [stdout]     |
[INFO] [stdout] 416 | ...   IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These bran...
[INFO] [stdout]     |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_do`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `got`
[INFO] [stdout]   --> src/parser/type/struct.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn verify_record_fields(&self, got: &[(String, Type)]) -> Result<(), ParseFault> {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_got`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local`
[INFO] [stdout]    --> src/parser/ast/checker.rs:340:18
[INFO] [stdout]     |
[INFO] [stdout] 340 |             Some(local) => {
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_local`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `enum`
[INFO] [stdout]    --> src/parser/ast/checker.rs:369:38
[INFO] [stdout]     |
[INFO] [stdout] 369 |                     CustomType::Enum(r#enum) => {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_enum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/parser/ast/checker.rs:482:34
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 MaybeType::Infer(t) => unimplemented!(),
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branches`
[INFO] [stdout]    --> src/parser/error.rs:416:47
[INFO] [stdout]     |
[INFO] [stdout] 416 | ...   IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These bran...
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_branches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `else_do`
[INFO] [stdout]    --> src/parser/error.rs:416:57
[INFO] [stdout]     |
[INFO] [stdout] 416 | ...   IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These bran...
[INFO] [stdout]     |                                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_do`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `got`
[INFO] [stdout]   --> src/parser/type/struct.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn verify_record_fields(&self, got: &[(String, Type)]) -> Result<(), ParseFault> {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_got`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local`
[INFO] [stdout]    --> src/parser/ast/checker.rs:340:18
[INFO] [stdout]     |
[INFO] [stdout] 340 |             Some(local) => {
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_local`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `enum`
[INFO] [stdout]    --> src/parser/ast/checker.rs:369:38
[INFO] [stdout]     |
[INFO] [stdout] 369 |                     CustomType::Enum(r#enum) => {
[INFO] [stdout]     |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_enum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/parser/ast/checker.rs:482:34
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 MaybeType::Infer(t) => unimplemented!(),
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `environment`
[INFO] [stdout]   --> src/parser/ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     environment: Rc<Environment>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `join`
[INFO] [stdout]    --> src/parser/picker.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn join(&mut self, other: Self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Borrowed`
[INFO] [stdout]  --> src/interpreter/runner/parambuffer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Borrowed(&'p SmallVec<[Value; 4]>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `mem_take` has been stable since 1.40.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(mem_take)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `environment`
[INFO] [stdout]   --> src/parser/ast.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     environment: Rc<Environment>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `join`
[INFO] [stdout]    --> src/parser/picker.rs:266:8
[INFO] [stdout]     |
[INFO] [stdout] 266 |     fn join(&mut self, other: Self) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Borrowed`
[INFO] [stdout]  --> src/interpreter/runner/parambuffer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Borrowed(&'p SmallVec<[Value; 4]>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `mem_take` has been stable since 1.40.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(mem_take)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.84s
[INFO] running `Command { std: "docker" "inspect" "5bb1713aa54294523cd480062b88a46d201c1b6e391b51439157ef16c9bb6fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb1713aa54294523cd480062b88a46d201c1b6e391b51439157ef16c9bb6fde", kill_on_drop: false }`
[INFO] [stdout] 5bb1713aa54294523cd480062b88a46d201c1b6e391b51439157ef16c9bb6fde