[INFO] fetching crate knuffel 3.2.0...
[INFO] testing knuffel-3.2.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate knuffel 3.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate knuffel 3.2.0
[INFO] finished tweaking crates.io crate knuffel 3.2.0
[INFO] tweaked toml for crates.io crate knuffel 3.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate knuffel 3.2.0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate knuffel 3.2.0 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f5da393687f5272e194463b999c993c2125ec59f01bed04ef2f435e4a370ace
[INFO] running `Command { std: "docker" "start" "-a" "4f5da393687f5272e194463b999c993c2125ec59f01bed04ef2f435e4a370ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f5da393687f5272e194463b999c993c2125ec59f01bed04ef2f435e4a370ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f5da393687f5272e194463b999c993c2125ec59f01bed04ef2f435e4a370ace", kill_on_drop: false }`
[INFO] [stdout] 4f5da393687f5272e194463b999c993c2125ec59f01bed04ef2f435e4a370ace
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 378064dec4a8bdbd0ed17e484d2818d8534be30cc4d78965cfa1e434843d258b
[INFO] running `Command { std: "docker" "start" "-a" "378064dec4a8bdbd0ed17e484d2818d8534be30cc4d78965cfa1e434843d258b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling chumsky v0.9.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.39
[INFO] [stderr]    Compiling miette-derive v5.6.0
[INFO] [stderr]    Compiling knuffel-derive v3.2.0
[INFO] [stderr]    Compiling miette v5.6.0
[INFO] [stderr]    Compiling knuffel v3.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `source_code` is never read
[INFO] [stdout]   --> src/errors.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub(crate) source_code: NamedSource,
[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 `errors` is never read
[INFO] [stdout]   --> src/errors.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub(crate) errors: Vec<miette::Report>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]   --> src/errors.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         found: Option<TypeName>,
[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/errors.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         expected: ExpectedType,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rust_type` is never read
[INFO] [stdout]   --> src/errors.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         rust_type: &'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 `expected` is never read
[INFO] [stdout]   --> src/errors.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         expected: ExpectedKind,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]   --> src/errors.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         message: 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 `message` is never read
[INFO] [stdout]    --> src/errors.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         message: 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 `source` is never read
[INFO] [stdout]    --> src/errors.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         source: Box<dyn std::error::Error + Send + Sync + 'static>,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         message: Cow<'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 `span` is never read
[INFO] [stdout]   --> src/errors.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]   --> src/errors.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]   --> src/errors.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]    --> src/errors.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         span: S,
[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/errors.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]    --> src/errors.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |         message: 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 `found` is never read
[INFO] [stdout]    --> src/errors.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         found: TokenFormat,
[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/errors.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         expected: BTreeSet<TokenFormat>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         label: &'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 `opened` is never read
[INFO] [stdout]    --> src/errors.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         opened: TokenFormat,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]    --> src/errors.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         found: TokenFormat,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         message: 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 `help` is never read
[INFO] [stdout]    --> src/errors.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         help: &'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 `label` is never read
[INFO] [stdout]    --> src/errors.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opened_at` is never read
[INFO] [stdout]    --> src/errors.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         opened_at: S,
[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_at` is never read
[INFO] [stdout]    --> src/errors.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         expected_at: S,
[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/errors.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         expected: TokenFormat,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         span: S,
[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 15.94s
[INFO] running `Command { std: "docker" "inspect" "378064dec4a8bdbd0ed17e484d2818d8534be30cc4d78965cfa1e434843d258b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "378064dec4a8bdbd0ed17e484d2818d8534be30cc4d78965cfa1e434843d258b", kill_on_drop: false }`
[INFO] [stdout] 378064dec4a8bdbd0ed17e484d2818d8534be30cc4d78965cfa1e434843d258b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88fe19898a2bcbbb0a72207086a4f25e51b34061d5ed14b6d5fb2612988294f6
[INFO] running `Command { std: "docker" "start" "-a" "88fe19898a2bcbbb0a72207086a4f25e51b34061d5ed14b6d5fb2612988294f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling io-lifetimes v1.0.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling is-terminal v0.4.4
[INFO] [stderr]    Compiling supports-color v2.0.0
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling supports-unicode v2.0.0
[INFO] [stderr]    Compiling supports-hyperlinks v2.0.0
[INFO] [stderr]    Compiling chumsky v0.9.2
[INFO] [stderr]    Compiling unicode-linebreak v0.1.4
[INFO] [stderr]    Compiling textwrap v0.15.2
[INFO] [stderr]    Compiling assert-json-diff v2.0.2
[INFO] [stderr]    Compiling miette v5.6.0
[INFO] [stderr]    Compiling knuffel v3.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `source_code` is never read
[INFO] [stdout]   --> src/errors.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub(crate) source_code: NamedSource,
[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 `errors` is never read
[INFO] [stdout]   --> src/errors.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub(crate) errors: Vec<miette::Report>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]   --> src/errors.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         found: Option<TypeName>,
[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/errors.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         expected: ExpectedType,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rust_type` is never read
[INFO] [stdout]   --> src/errors.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         rust_type: &'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 `expected` is never read
[INFO] [stdout]   --> src/errors.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         expected: ExpectedKind,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]   --> src/errors.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         message: 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 `message` is never read
[INFO] [stdout]    --> src/errors.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         message: 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 `source` is never read
[INFO] [stdout]    --> src/errors.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         source: Box<dyn std::error::Error + Send + Sync + 'static>,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         message: Cow<'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 `span` is never read
[INFO] [stdout]   --> src/errors.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]   --> src/errors.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]   --> src/errors.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]    --> src/errors.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         span: S,
[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/errors.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]    --> src/errors.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |         message: 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 `found` is never read
[INFO] [stdout]    --> src/errors.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         found: TokenFormat,
[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/errors.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         expected: BTreeSet<TokenFormat>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         label: &'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 `opened` is never read
[INFO] [stdout]    --> src/errors.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         opened: TokenFormat,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]    --> src/errors.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         found: TokenFormat,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         message: 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 `help` is never read
[INFO] [stdout]    --> src/errors.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         help: &'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 `label` is never read
[INFO] [stdout]    --> src/errors.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opened_at` is never read
[INFO] [stdout]    --> src/errors.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         opened_at: S,
[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_at` is never read
[INFO] [stdout]    --> src/errors.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         expected_at: S,
[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/errors.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         expected: TokenFormat,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source_code` is never read
[INFO] [stdout]   --> src/errors.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub(crate) source_code: NamedSource,
[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 `errors` is never read
[INFO] [stdout]   --> src/errors.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub(crate) errors: Vec<miette::Report>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]   --> src/errors.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         found: Option<TypeName>,
[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/errors.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         expected: ExpectedType,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rust_type` is never read
[INFO] [stdout]   --> src/errors.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         rust_type: &'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 `expected` is never read
[INFO] [stdout]   --> src/errors.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         expected: ExpectedKind,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]   --> src/errors.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         message: 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 `message` is never read
[INFO] [stdout]    --> src/errors.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |         message: 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 `source` is never read
[INFO] [stdout]    --> src/errors.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         source: Box<dyn std::error::Error + Send + Sync + 'static>,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         message: Cow<'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 `span` is never read
[INFO] [stdout]   --> src/errors.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]   --> src/errors.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]   --> src/errors.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         span: S,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]    --> src/errors.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |         span: S,
[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/errors.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `span` is never read
[INFO] [stdout]    --> src/errors.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |         message: 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 `found` is never read
[INFO] [stdout]    --> src/errors.rs:171:9
[INFO] [stdout]     |
[INFO] [stdout] 171 |         found: TokenFormat,
[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/errors.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         expected: BTreeSet<TokenFormat>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         label: &'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 `opened` is never read
[INFO] [stdout]    --> src/errors.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         opened: TokenFormat,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found` is never read
[INFO] [stdout]    --> src/errors.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         found: TokenFormat,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `message` is never read
[INFO] [stdout]    --> src/errors.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         message: 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 `help` is never read
[INFO] [stdout]    --> src/errors.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         help: &'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 `label` is never read
[INFO] [stdout]    --> src/errors.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opened_at` is never read
[INFO] [stdout]    --> src/errors.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         opened_at: S,
[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_at` is never read
[INFO] [stdout]    --> src/errors.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         expected_at: S,
[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/errors.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         expected: TokenFormat,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `label` is never read
[INFO] [stdout]    --> src/errors.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         label: Option<&'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 `span` is never read
[INFO] [stdout]    --> src/errors.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         span: S,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "88fe19898a2bcbbb0a72207086a4f25e51b34061d5ed14b6d5fb2612988294f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88fe19898a2bcbbb0a72207086a4f25e51b34061d5ed14b6d5fb2612988294f6", kill_on_drop: false }`
[INFO] [stdout] 88fe19898a2bcbbb0a72207086a4f25e51b34061d5ed14b6d5fb2612988294f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d71751816ab974c285b5124a1ef54d48128fa3147af5eb8fc3806f23f131b22f
[INFO] running `Command { std: "docker" "start" "-a" "d71751816ab974c285b5124a1ef54d48128fa3147af5eb8fc3806f23f131b22f", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `source_code` is never read
[INFO] [stderr]   --> src/errors.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub(crate) source_code: NamedSource,
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `errors` is never read
[INFO] [stderr]   --> src/errors.rs:31:16
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub(crate) errors: Vec<miette::Report>,
[INFO] [stderr]    |                ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `found` is never read
[INFO] [stderr]   --> src/errors.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         found: Option<TypeName>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expected` is never read
[INFO] [stderr]   --> src/errors.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         expected: ExpectedType,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rust_type` is never read
[INFO] [stderr]   --> src/errors.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         rust_type: &'static str,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expected` is never read
[INFO] [stderr]   --> src/errors.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         expected: ExpectedKind,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `message` is never read
[INFO] [stderr]   --> src/errors.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |         message: String,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `message` is never read
[INFO] [stderr]    --> src/errors.rs:111:9
[INFO] [stderr]     |
[INFO] [stderr] 111 |         message: String,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `source` is never read
[INFO] [stderr]    --> src/errors.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         source: Box<dyn std::error::Error + Send + Sync + 'static>,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `message` is never read
[INFO] [stderr]    --> src/errors.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 |         message: Cow<'static, str>,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]   --> src/errors.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         span: S,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]   --> src/errors.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         span: S,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]   --> src/errors.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |         span: S,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]    --> src/errors.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 |         span: S,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `kind` is never read
[INFO] [stderr]    --> src/errors.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         kind: &'static str,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]    --> src/errors.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |         span: S,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]    --> src/errors.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         span: S,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `label` is never read
[INFO] [stderr]    --> src/errors.rs:197:9
[INFO] [stderr]     |
[INFO] [stderr] 197 |         label: Option<&'static str>,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]    --> src/errors.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 |         span: S,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `message` is never read
[INFO] [stderr]    --> src/errors.rs:200:9
[INFO] [stderr]     |
[INFO] [stderr] 200 |         message: String,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `found` is never read
[INFO] [stderr]    --> src/errors.rs:171:9
[INFO] [stderr]     |
[INFO] [stderr] 171 |         found: TokenFormat,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expected` is never read
[INFO] [stderr]    --> src/errors.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |         expected: BTreeSet<TokenFormat>,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `label` is never read
[INFO] [stderr]    --> src/errors.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |         label: &'static str,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `opened` is never read
[INFO] [stderr]    --> src/errors.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |         opened: TokenFormat,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `found` is never read
[INFO] [stderr]    --> src/errors.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr] 184 |         found: TokenFormat,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `message` is never read
[INFO] [stderr]    --> src/errors.rs:192:9
[INFO] [stderr]     |
[INFO] [stderr] 192 |         message: String,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `help` is never read
[INFO] [stderr]    --> src/errors.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         help: &'static str,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `label` is never read
[INFO] [stderr]    --> src/errors.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         label: Option<&'static str>,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]    --> src/errors.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         span: S,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `opened_at` is never read
[INFO] [stderr]    --> src/errors.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |         opened_at: S,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expected_at` is never read
[INFO] [stderr]    --> src/errors.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |         expected_at: S,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expected` is never read
[INFO] [stderr]    --> src/errors.rs:183:9
[INFO] [stderr]     |
[INFO] [stderr] 183 |         expected: TokenFormat,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `label` is never read
[INFO] [stderr]    --> src/errors.rs:189:9
[INFO] [stderr]     |
[INFO] [stderr] 189 |         label: Option<&'static str>,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `span` is never read
[INFO] [stderr]    --> src/errors.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |         span: S,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `knuffel` (lib) generated 34 warnings
[INFO] [stderr] warning: `knuffel` (lib test) generated 34 warnings (34 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/knuffel-eb5fc792b8e8dbb4)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test grammar::test::parse_comments ... ok
[INFO] [stdout] test grammar::test::exclude_keywords ... ok
[INFO] [stdout] test grammar::test::parse_ident ... ok
[INFO] [stdout] test grammar::test::parse_literal ... ok
[INFO] [stdout] test grammar::test::parse_comment_err ... ok
[INFO] [stdout] test grammar::test::parse_dashes ... ok
[INFO] [stdout] test grammar::test::parse_node_whitespace ... ok
[INFO] [stdout] test grammar::test::parse_radix_number ... ok
[INFO] [stdout] test grammar::test::parse_number ... ok
[INFO] [stdout] test grammar::test::parse_raw_str ... ok
[INFO] [stdout] test grammar::test::parse_str ... ok
[INFO] [stdout] test grammar::test::parse_raw_str_err ... ok
[INFO] [stdout] test grammar::test::parse_ws ... ok
[INFO] [stdout] test grammar::test::parse_nodes ... ok
[INFO] [stdout] test grammar::test::parse_type ... ok
[INFO] [stdout] test wrappers::normal ... ok
[INFO] [stdout] test grammar::test::parse_node_err ... ok
[INFO] [stdout] test grammar::test::parse_type_err ... ok
[INFO] [stdout] test grammar::test::parse_str_err ... ok
[INFO] [stdout] test grammar::test::parse_node ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests knuffel
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 73) ... ignored
[INFO] [stdout] test src/lib.rs - (line 136) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 122) ... ok
[INFO] [stdout] test src/lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 8.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d71751816ab974c285b5124a1ef54d48128fa3147af5eb8fc3806f23f131b22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71751816ab974c285b5124a1ef54d48128fa3147af5eb8fc3806f23f131b22f", kill_on_drop: false }`
[INFO] [stdout] d71751816ab974c285b5124a1ef54d48128fa3147af5eb8fc3806f23f131b22f
