[INFO] fetching crate cedar-policy-core 4.7.0...
[INFO] checking cedar-policy-core-4.7.0 against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] extracting crate cedar-policy-core 4.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate cedar-policy-core 4.7.0
[INFO] finished tweaking crates.io crate cedar-policy-core 4.7.0
[INFO] tweaked toml for crates.io crate cedar-policy-core 4.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cedar-policy-core 4.7.0 on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cedar-policy-core 4.7.0 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 921dcb462a1233f0c3ee76cb0151b3f900e797b935dbef705c06a45f4720116b
[INFO] running `Command { std: "docker" "start" "-a" "921dcb462a1233f0c3ee76cb0151b3f900e797b935dbef705c06a45f4720116b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "921dcb462a1233f0c3ee76cb0151b3f900e797b935dbef705c06a45f4720116b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "921dcb462a1233f0c3ee76cb0151b3f900e797b935dbef705c06a45f4720116b", kill_on_drop: false }`
[INFO] [stdout] 921dcb462a1233f0c3ee76cb0151b3f900e797b935dbef705c06a45f4720116b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6154a8095dc3101f90adf03b36b4c6f759765f99f4441e10ae7e28fa1bf03ffe
[INFO] running `Command { std: "docker" "start" "-a" "6154a8095dc3101f90adf03b36b4c6f759765f99f4441e10ae7e28fa1bf03ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
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[INFO] [stderr]    Compiling cedar-policy-core v4.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::impl_diagnostic_from_method_on_field`
[INFO] [stdout]    --> src/validator/coreschema.rs:427:9
[INFO] [stdout]     |
[INFO] [stdout] 427 |     use crate::impl_diagnostic_from_method_on_field;
[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: `crate::impl_diagnostic_from_source_loc_opt_field`
[INFO] [stdout]   --> src/validator/diagnostics/validation_errors.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use crate::impl_diagnostic_from_source_loc_opt_field;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_diagnostic_from_source_loc_opt_field`
[INFO] [stdout]   --> src/validator/diagnostics/validation_warnings.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::{ast::PolicyID, impl_diagnostic_from_source_loc_opt_field, parser::Loc};
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `impl_diagnostic_from_method_on_field` and `impl_diagnostic_from_method_on_nonempty_field`
[INFO] [stdout]    --> src/validator/schema/err.rs:341:9
[INFO] [stdout]     |
[INFO] [stdout] 341 |         impl_diagnostic_from_method_on_field, impl_diagnostic_from_method_on_nonempty_field,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `impl_diagnostic_from_source_loc_opt_field` and `impl_diagnostic_from_two_source_loc_opt_fields`
[INFO] [stdout]   --> src/validator/cedar_schema/err.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     impl_diagnostic_from_source_loc_opt_field, impl_diagnostic_from_two_source_loc_opt_fields,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_diagnostic_from_source_loc_opt_field`
[INFO] [stdout]    --> src/validator/cedar_schema/err.rs:747:17
[INFO] [stdout]     |
[INFO] [stdout] 747 |     use crate::{impl_diagnostic_from_source_loc_opt_field, parser::Loc};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_diagnostic_from_method_on_nonempty_field`
[INFO] [stdout]   --> src/validator/cedar_schema/fmt.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 | use crate::{ast::InternalName, impl_diagnostic_from_method_on_nonempty_field};
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::impl_diagnostic_from_method_on_field`
[INFO] [stdout]    --> src/validator/coreschema.rs:427:9
[INFO] [stdout]     |
[INFO] [stdout] 427 |     use crate::impl_diagnostic_from_method_on_field;
[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: `crate::impl_diagnostic_from_source_loc_opt_field`
[INFO] [stdout]   --> src/validator/diagnostics/validation_errors.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use crate::impl_diagnostic_from_source_loc_opt_field;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_diagnostic_from_source_loc_opt_field`
[INFO] [stdout]   --> src/validator/diagnostics/validation_warnings.rs:30:28
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::{ast::PolicyID, impl_diagnostic_from_source_loc_opt_field, parser::Loc};
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `impl_diagnostic_from_method_on_field` and `impl_diagnostic_from_method_on_nonempty_field`
[INFO] [stdout]    --> src/validator/schema/err.rs:341:9
[INFO] [stdout]     |
[INFO] [stdout] 341 |         impl_diagnostic_from_method_on_field, impl_diagnostic_from_method_on_nonempty_field,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `impl_diagnostic_from_source_loc_opt_field` and `impl_diagnostic_from_two_source_loc_opt_fields`
[INFO] [stdout]   --> src/validator/cedar_schema/err.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     impl_diagnostic_from_source_loc_opt_field, impl_diagnostic_from_two_source_loc_opt_fields,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_diagnostic_from_source_loc_opt_field`
[INFO] [stdout]    --> src/validator/cedar_schema/err.rs:747:17
[INFO] [stdout]     |
[INFO] [stdout] 747 |     use crate::{impl_diagnostic_from_source_loc_opt_field, parser::Loc};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_diagnostic_from_method_on_nonempty_field`
[INFO] [stdout]   --> src/validator/cedar_schema/fmt.rs:28:32
[INFO] [stdout]    |
[INFO] [stdout] 28 | use crate::{ast::InternalName, impl_diagnostic_from_method_on_nonempty_field};
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ctx` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 |     ctx: Box<JsonDeserializationErrorContext>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `uid` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:322:5
[INFO] [stdout]     |
[INFO] [stdout] 322 |     uid: EntityUID,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `parent` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:324:5
[INFO] [stdout]     |
[INFO] [stdout] 324 |     parent: EntityUID,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     value: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errs` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 |     errs: ParseErrors,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ctx` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:352:5
[INFO] [stdout]     |
[INFO] [stdout] 352 |     ctx: Box<JsonDeserializationErrorContext>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:354:5
[INFO] [stdout]     |
[INFO] [stdout] 354 |     got: Box<Either<serde_json::Value, Expr>>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ctx` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 363 |     ctx: Box<JsonDeserializationErrorContext>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 365 |     got: Box<Either<serde_json::Value, Expr>>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `func` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:448:5
[INFO] [stdout]     |
[INFO] [stdout] 448 |     func: Name,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `func` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:458:5
[INFO] [stdout]     |
[INFO] [stdout] 458 |     func: Name,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expected` is never read
[INFO] [stdout]    --> src/parser/err.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         expected: ast::Var,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/parser/err.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |         got: ast::Var,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expected` is never read
[INFO] [stdout]    --> src/parser/err.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         expected: &'static str,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/parser/err.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |         got: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `id` is never read
[INFO] [stdout]    --> src/parser/err.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         id: ast::UnreservedId,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `id` is never read
[INFO] [stdout]    --> src/parser/err.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         id: ast::Name,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kind` is never read
[INFO] [stdout]    --> src/parser/err.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 365 |         kind: &'static str,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `src` is never read
[INFO] [stdout]    --> src/parser/err.rs:367:9
[INFO] [stdout]     |
[INFO] [stdout] 367 |         src: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `slot` is never read
[INFO] [stdout]    --> src/parser/err.rs:554:20
[INFO] [stdout]     |
[INFO] [stdout] 554 |         pub(crate) slot: ast::Slot,
[INFO] [stdout]     |                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `euids` is never read
[INFO] [stdout]    --> src/parser/err.rs:563:20
[INFO] [stdout]     |
[INFO] [stdout] 563 |         pub(crate) euids: NonEmpty<Arc<ast::EntityUID>>,
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `err` is never read
[INFO] [stdout]   --> src/parser/unescape.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     err: EscapeError,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]   --> src/parser/unescape.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     input: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `range` is never read
[INFO] [stdout]   --> src/parser/unescape.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     range: Range<usize>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ctx` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:299:5
[INFO] [stdout]     |
[INFO] [stdout] 299 |     ctx: Box<JsonDeserializationErrorContext>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `uid` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:322:5
[INFO] [stdout]     |
[INFO] [stdout] 322 |     uid: EntityUID,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `parent` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:324:5
[INFO] [stdout]     |
[INFO] [stdout] 324 |     parent: EntityUID,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     value: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `errs` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 |     errs: ParseErrors,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ctx` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:352:5
[INFO] [stdout]     |
[INFO] [stdout] 352 |     ctx: Box<JsonDeserializationErrorContext>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:354:5
[INFO] [stdout]     |
[INFO] [stdout] 354 |     got: Box<Either<serde_json::Value, Expr>>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ctx` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 363 |     ctx: Box<JsonDeserializationErrorContext>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 365 |     got: Box<Either<serde_json::Value, Expr>>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `func` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:448:5
[INFO] [stdout]     |
[INFO] [stdout] 448 |     func: Name,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `func` is never read
[INFO] [stdout]    --> src/entities/json/err.rs:458:5
[INFO] [stdout]     |
[INFO] [stdout] 458 |     func: Name,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expected` is never read
[INFO] [stdout]    --> src/parser/err.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         expected: ast::Var,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/parser/err.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 |         got: ast::Var,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expected` is never read
[INFO] [stdout]    --> src/parser/err.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         expected: &'static str,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `got` is never read
[INFO] [stdout]    --> src/parser/err.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |         got: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `id` is never read
[INFO] [stdout]    --> src/parser/err.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         id: ast::UnreservedId,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `id` is never read
[INFO] [stdout]    --> src/parser/err.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         id: ast::Name,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `kind` is never read
[INFO] [stdout]    --> src/parser/err.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 365 |         kind: &'static str,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `src` is never read
[INFO] [stdout]    --> src/parser/err.rs:367:9
[INFO] [stdout]     |
[INFO] [stdout] 367 |         src: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `slot` is never read
[INFO] [stdout]    --> src/parser/err.rs:554:20
[INFO] [stdout]     |
[INFO] [stdout] 554 |         pub(crate) slot: ast::Slot,
[INFO] [stdout]     |                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `euids` is never read
[INFO] [stdout]    --> src/parser/err.rs:563:20
[INFO] [stdout]     |
[INFO] [stdout] 563 |         pub(crate) euids: NonEmpty<Arc<ast::EntityUID>>,
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `err` is never read
[INFO] [stdout]   --> src/parser/unescape.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     err: EscapeError,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]   --> src/parser/unescape.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     input: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `range` is never read
[INFO] [stdout]   --> src/parser/unescape.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     range: Range<usize>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "6154a8095dc3101f90adf03b36b4c6f759765f99f4441e10ae7e28fa1bf03ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6154a8095dc3101f90adf03b36b4c6f759765f99f4441e10ae7e28fa1bf03ffe", kill_on_drop: false }`
[INFO] [stdout] 6154a8095dc3101f90adf03b36b4c6f759765f99f4441e10ae7e28fa1bf03ffe