[INFO] cloning repository https://github.com/mkanilsson/scl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkanilsson/scl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkanilsson%2Fscl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkanilsson%2Fscl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68cbb20e0f3c4d00465530de07cc581deeefffd5
[INFO] testing mkanilsson/scl against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkanilsson%2Fscl" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mkanilsson/scl
[INFO] finished tweaking git repo https://github.com/mkanilsson/scl
[INFO] tweaked toml for git repo https://github.com/mkanilsson/scl written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mkanilsson/scl on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mkanilsson/scl 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2d45b1ee00277a69002726a6f6dc325bad95d90f3c10d1d17e16eeb9f45a02d
[INFO] running `Command { std: "docker" "start" "-a" "c2d45b1ee00277a69002726a6f6dc325bad95d90f3c10d1d17e16eeb9f45a02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d45b1ee00277a69002726a6f6dc325bad95d90f3c10d1d17e16eeb9f45a02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d45b1ee00277a69002726a6f6dc325bad95d90f3c10d1d17e16eeb9f45a02d", kill_on_drop: false }`
[INFO] [stdout] c2d45b1ee00277a69002726a6f6dc325bad95d90f3c10d1d17e16eeb9f45a02d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 713a033913a2af71e4b145916a412e62b2e5a8a02f4d1e8775ec4f2407177645
[INFO] running `Command { std: "docker" "start" "-a" "713a033913a2af71e4b145916a412e62b2e5a8a02f4d1e8775ec4f2407177645", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling term v1.1.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling owo-colors v4.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling supports-color v3.0.2
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling terminal_size v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.42
[INFO] [stderr]    Compiling supports-hyperlinks v3.1.0
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling supports-unicode v3.0.0
[INFO] [stderr]    Compiling qbe v2.5.1
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling toml_parser v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling nanoid v0.4.0
[INFO] [stderr]    Compiling logos-derive v0.15.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling logos v0.15.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling lalrpop-util v0.22.2
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling lalrpop v0.22.2
[INFO] [stderr]    Compiling clap v4.5.42
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling insta v1.43.1
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling miette v7.6.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling toml_datetime v0.7.0
[INFO] [stderr]    Compiling serde_spanned v1.0.0
[INFO] [stderr]    Compiling toml v0.9.5
[INFO] [stderr]    Compiling scl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `src` is never read
[INFO] [stdout]   --> src/error.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         src: NamedSource<String>,
[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 `src` is never read
[INFO] [stdout]   --> src/error.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]   --> src/error.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]   --> src/error.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         src: NamedSource<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 `expected` is never read
[INFO] [stdout]   --> src/error.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         expected: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         src: NamedSource<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 `got` is never read
[INFO] [stdout]   --> src/error.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         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 `src` is never read
[INFO] [stdout]   --> src/error.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         src: NamedSource<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 `type_name` is never read
[INFO] [stdout]   --> src/error.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         type_name: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         src: NamedSource<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 `proc_name` is never read
[INFO] [stdout]   --> src/error.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         proc_name: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]   --> src/error.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         name: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         src: NamedSource<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 `return_type` is never read
[INFO] [stdout]    --> src/error.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return_type: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         src: NamedSource<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 `ident` is never read
[INFO] [stdout]    --> src/error.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         ident: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         src: NamedSource<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 `value` is never read
[INFO] [stdout]    --> src/error.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         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 `type_name` is never read
[INFO] [stdout]    --> src/error.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         type_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         src: NamedSource<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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         got: 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 `variadic` is never read
[INFO] [stdout]    --> src/error.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         variadic: bool,
[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/error.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |         src: NamedSource<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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         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 `src` is never read
[INFO] [stdout]    --> src/error.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |         name: &'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 `arg_type` is never read
[INFO] [stdout]    --> src/error.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         arg_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 `arg_index` is never read
[INFO] [stdout]    --> src/error.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         arg_index: u32,
[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/error.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |         name: 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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |         got: 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 `variadic` is never read
[INFO] [stdout]    --> src/error.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 |         variadic: bool,
[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/error.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |         name: 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 `expected_generic` is never read
[INFO] [stdout]    --> src/error.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |         expected_generic: 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 `got_generic` is never read
[INFO] [stdout]    --> src/error.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         got_generic: 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 `variadic_generic` is never read
[INFO] [stdout]    --> src/error.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         variadic_generic: bool,
[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_params` is never read
[INFO] [stdout]    --> src/error.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         expected_params: 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 `got_params` is never read
[INFO] [stdout]    --> src/error.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         got_params: 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 `variadic_params` is never read
[INFO] [stdout]    --> src/error.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |         variadic_params: bool,
[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/error.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:273:9
[INFO] [stdout]     |
[INFO] [stdout] 273 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |         src: NamedSource<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 `struct_name` is never read
[INFO] [stdout]    --> src/error.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         struct_name: 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 `field_name` is never read
[INFO] [stdout]    --> src/error.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         field_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:297:9
[INFO] [stdout]     |
[INFO] [stdout] 297 |         src: NamedSource<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 `field_name` is never read
[INFO] [stdout]    --> src/error.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 305 |         field_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |         src: NamedSource<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 `struct_name` is never read
[INFO] [stdout]    --> src/error.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 315 |         struct_name: 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 `fields` is never read
[INFO] [stdout]    --> src/error.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |         fields: 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 `multiple` is never read
[INFO] [stdout]    --> src/error.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |         multiple: bool,
[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/error.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         src: NamedSource<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 `struct_name` is never read
[INFO] [stdout]    --> src/error.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         struct_name: 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 `field_name` is never read
[INFO] [stdout]    --> src/error.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 328 |         field_name: 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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 330 |         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 `src` is never read
[INFO] [stdout]    --> src/error.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |         src: NamedSource<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 `module_name` is never read
[INFO] [stdout]    --> src/error.rs:349:9
[INFO] [stdout]     |
[INFO] [stdout] 349 |         module_name: 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 `base_name` is never read
[INFO] [stdout]    --> src/error.rs:350:9
[INFO] [stdout]     |
[INFO] [stdout] 350 |         base_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 355 |         src: NamedSource<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 `wanted_name` is never read
[INFO] [stdout]    --> src/error.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         wanted_name: 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 `module_name` is never read
[INFO] [stdout]    --> src/error.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         module_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:366:9
[INFO] [stdout]     |
[INFO] [stdout] 366 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 375 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:389:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |         src: NamedSource<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 `got` is never read
[INFO] [stdout]    --> src/error.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 394 |         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 `wanted` is never read
[INFO] [stdout]    --> src/error.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 |         wanted: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:401:9
[INFO] [stdout]     |
[INFO] [stdout] 401 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:409:9
[INFO] [stdout]     |
[INFO] [stdout] 409 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:444:9
[INFO] [stdout]     |
[INFO] [stdout] 444 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:453:9
[INFO] [stdout]     |
[INFO] [stdout] 453 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:462:9
[INFO] [stdout]     |
[INFO] [stdout] 462 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:470:9
[INFO] [stdout]     |
[INFO] [stdout] 470 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:486:9
[INFO] [stdout]     |
[INFO] [stdout] 486 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:491:9
[INFO] [stdout]     |
[INFO] [stdout] 491 |         name: 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 `type_name` is never read
[INFO] [stdout]    --> src/error.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |         type_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:509:9
[INFO] [stdout]     |
[INFO] [stdout] 509 |         src: NamedSource<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 `type_name` is never read
[INFO] [stdout]    --> src/error.rs:514:9
[INFO] [stdout]     |
[INFO] [stdout] 514 |         type_name: 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 `interfaces` is never read
[INFO] [stdout]    --> src/error.rs:515:9
[INFO] [stdout]     |
[INFO] [stdout] 515 |         interfaces: 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 `span` is never read
[INFO] [stdout]   --> src/error.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         span: SourceSpan,
[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/error.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         span: SourceSpan,
[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/error.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         span: SourceSpan,
[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/error.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         expected: 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 `span` is never read
[INFO] [stdout]   --> src/error.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         span: SourceSpan,
[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/error.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         span: SourceSpan,
[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/error.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         expected: 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 `span` is never read
[INFO] [stdout]   --> src/error.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         span: SourceSpan,
[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/error.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         span: SourceSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]   --> src/error.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         original_span: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]   --> src/error.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         redefined_span: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]   --> src/error.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         original_span: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]   --> src/error.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         redefined_span: SourceSpan,
[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/error.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         span: SourceSpan,
[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/error.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `return_type_span` is never read
[INFO] [stdout]    --> src/error.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         return_type_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expr_span` is never read
[INFO] [stdout]    --> src/error.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |         expr_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `actual_type` is never read
[INFO] [stdout]    --> src/error.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         actual_type: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         span: SourceSpan,
[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/error.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lhs_span` is never read
[INFO] [stdout]    --> src/error.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         lhs_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rhs_span` is never read
[INFO] [stdout]    --> src/error.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         rhs_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lhs_type_name` is never read
[INFO] [stdout]    --> src/error.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         lhs_type_name: 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 `rhs_type_name` is never read
[INFO] [stdout]    --> src/error.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         rhs_type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         span: SourceSpan,
[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/error.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |         span: SourceSpan,
[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/error.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         span: SourceSpan,
[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/error.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         span: SourceSpan,
[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/error.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |         span: SourceSpan,
[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/error.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]    --> src/error.rs:268:9
[INFO] [stdout]     |
[INFO] [stdout] 268 |         original_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]    --> src/error.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         redefined_span: SourceSpan,
[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/error.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 |         span: SourceSpan,
[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/error.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]    --> src/error.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         original_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]    --> src/error.rs:303:9
[INFO] [stdout]     |
[INFO] [stdout] 303 |         redefined_span: SourceSpan,
[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/error.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         span: SourceSpan,
[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/error.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         span: SourceSpan,
[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/error.rs:347:9
[INFO] [stdout]     |
[INFO] [stdout] 347 |         span: SourceSpan,
[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/error.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         span: SourceSpan,
[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/error.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 369 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `true_block_span` is never read
[INFO] [stdout]    --> src/error.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |         true_block_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `true_block_type` is never read
[INFO] [stdout]    --> src/error.rs:379:9
[INFO] [stdout]     |
[INFO] [stdout] 379 |         true_block_type: 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 `false_block_span` is never read
[INFO] [stdout]    --> src/error.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         false_block_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `false_block_type` is never read
[INFO] [stdout]    --> src/error.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |         false_block_type: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:392:9
[INFO] [stdout]     |
[INFO] [stdout] 392 |         span: SourceSpan,
[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/error.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 404 |         span: SourceSpan,
[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/error.rs:412:9
[INFO] [stdout]     |
[INFO] [stdout] 412 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/error.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         type_name: 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 `defined_span` is never read
[INFO] [stdout]    --> src/error.rs:421:9
[INFO] [stdout]     |
[INFO] [stdout] 421 |         defined_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `defined_name` is never read
[INFO] [stdout]    --> src/error.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 422 |         defined_name: 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 `infered_span` is never read
[INFO] [stdout]    --> src/error.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         infered_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `infered_name` is never read
[INFO] [stdout]    --> src/error.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |         infered_name: 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 `first_span` is never read
[INFO] [stdout]    --> src/error.rs:434:9
[INFO] [stdout]     |
[INFO] [stdout] 434 |         first_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_type_name` is never read
[INFO] [stdout]    --> src/error.rs:435:9
[INFO] [stdout]     |
[INFO] [stdout] 435 |         first_type_name: 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 `second_span` is never read
[INFO] [stdout]    --> src/error.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 438 |         second_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `second_type_name` is never read
[INFO] [stdout]    --> src/error.rs:439:9
[INFO] [stdout]     |
[INFO] [stdout] 439 |         second_type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:447:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/error.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 448 |         type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:456:9
[INFO] [stdout]     |
[INFO] [stdout] 456 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/error.rs:457:9
[INFO] [stdout]     |
[INFO] [stdout] 457 |         type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:465:9
[INFO] [stdout]     |
[INFO] [stdout] 465 |         span: SourceSpan,
[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/error.rs:473:9
[INFO] [stdout]     |
[INFO] [stdout] 473 |         span: SourceSpan,
[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/error.rs:481:9
[INFO] [stdout]     |
[INFO] [stdout] 481 |         span: SourceSpan,
[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/error.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |         span: SourceSpan,
[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/error.rs:512:9
[INFO] [stdout]     |
[INFO] [stdout] 512 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen.rs:433:32
[INFO] [stdout]     |
[INFO] [stdout] 433 |     fn codegen_identifier_expr(&self, expr: &CheckedExpr, name: &str) -> (Type, Value) {
[INFO] [stdout]     |                                ^^^^^ the lifetime is elided here          ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 433 |     fn codegen_identifier_expr(&self, expr: &CheckedExpr, name: &str) -> (Type<'_>, Value) {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen.rs:440:28
[INFO] [stdout]     |
[INFO] [stdout] 440 |     fn codegen_number_expr(&self, expr: &CheckedExpr, value: u64) -> (Type, Value) {
[INFO] [stdout]     |                            ^^^^^ the lifetime is elided here          ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 440 |     fn codegen_number_expr(&self, expr: &CheckedExpr, value: u64) -> (Type<'_>, Value) {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 448 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 452 |     ) -> (Type, Value) {
[INFO] [stdout]     |           ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 452 |     ) -> (Type<'_>, Value) {
[INFO] [stdout]     |               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "713a033913a2af71e4b145916a412e62b2e5a8a02f4d1e8775ec4f2407177645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "713a033913a2af71e4b145916a412e62b2e5a8a02f4d1e8775ec4f2407177645", kill_on_drop: false }`
[INFO] [stdout] 713a033913a2af71e4b145916a412e62b2e5a8a02f4d1e8775ec4f2407177645
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b8ba482256bb631c2ea72af50ff849a071251b37cb5ebbcd9ebc4f180166f8e
[INFO] running `Command { std: "docker" "start" "-a" "9b8ba482256bb631c2ea72af50ff849a071251b37cb5ebbcd9ebc4f180166f8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling scl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `src` is never read
[INFO] [stdout]   --> src/error.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         src: NamedSource<String>,
[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 `src` is never read
[INFO] [stdout]   --> src/error.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]   --> src/error.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]   --> src/error.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         src: NamedSource<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 `expected` is never read
[INFO] [stdout]   --> src/error.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         expected: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         src: NamedSource<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 `got` is never read
[INFO] [stdout]   --> src/error.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         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 `src` is never read
[INFO] [stdout]   --> src/error.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         src: NamedSource<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 `type_name` is never read
[INFO] [stdout]   --> src/error.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         type_name: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         src: NamedSource<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 `proc_name` is never read
[INFO] [stdout]   --> src/error.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         proc_name: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]   --> src/error.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         name: 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 `src` is never read
[INFO] [stdout]   --> src/error.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |         src: NamedSource<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 `return_type` is never read
[INFO] [stdout]    --> src/error.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return_type: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         src: NamedSource<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 `ident` is never read
[INFO] [stdout]    --> src/error.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         ident: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         src: NamedSource<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 `value` is never read
[INFO] [stdout]    --> src/error.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |         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 `type_name` is never read
[INFO] [stdout]    --> src/error.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         type_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |         src: NamedSource<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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |         got: 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 `variadic` is never read
[INFO] [stdout]    --> src/error.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         variadic: bool,
[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/error.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 190 |         src: NamedSource<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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         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 `src` is never read
[INFO] [stdout]    --> src/error.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |         name: &'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 `arg_type` is never read
[INFO] [stdout]    --> src/error.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |         arg_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 `arg_index` is never read
[INFO] [stdout]    --> src/error.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |         arg_index: u32,
[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/error.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 |         name: 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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 234 |         got: 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 `variadic` is never read
[INFO] [stdout]    --> src/error.rs:236:9
[INFO] [stdout]     |
[INFO] [stdout] 236 |         variadic: bool,
[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/error.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |         name: 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 `expected_generic` is never read
[INFO] [stdout]    --> src/error.rs:254:9
[INFO] [stdout]     |
[INFO] [stdout] 254 |         expected_generic: 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 `got_generic` is never read
[INFO] [stdout]    --> src/error.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         got_generic: 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 `variadic_generic` is never read
[INFO] [stdout]    --> src/error.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |         variadic_generic: bool,
[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_params` is never read
[INFO] [stdout]    --> src/error.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         expected_params: 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 `got_params` is never read
[INFO] [stdout]    --> src/error.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         got_params: 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 `variadic_params` is never read
[INFO] [stdout]    --> src/error.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |         variadic_params: bool,
[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/error.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:273:9
[INFO] [stdout]     |
[INFO] [stdout] 273 |         name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |         src: NamedSource<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 `struct_name` is never read
[INFO] [stdout]    --> src/error.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         struct_name: 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 `field_name` is never read
[INFO] [stdout]    --> src/error.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         field_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:297:9
[INFO] [stdout]     |
[INFO] [stdout] 297 |         src: NamedSource<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 `field_name` is never read
[INFO] [stdout]    --> src/error.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 305 |         field_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |         src: NamedSource<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 `struct_name` is never read
[INFO] [stdout]    --> src/error.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 315 |         struct_name: 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 `fields` is never read
[INFO] [stdout]    --> src/error.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |         fields: 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 `multiple` is never read
[INFO] [stdout]    --> src/error.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |         multiple: bool,
[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/error.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         src: NamedSource<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 `struct_name` is never read
[INFO] [stdout]    --> src/error.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         struct_name: 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 `field_name` is never read
[INFO] [stdout]    --> src/error.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 328 |         field_name: 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 `expected` is never read
[INFO] [stdout]    --> src/error.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |         expected: 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 `got` is never read
[INFO] [stdout]    --> src/error.rs:330:9
[INFO] [stdout]     |
[INFO] [stdout] 330 |         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 `src` is never read
[INFO] [stdout]    --> src/error.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |         src: NamedSource<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 `module_name` is never read
[INFO] [stdout]    --> src/error.rs:349:9
[INFO] [stdout]     |
[INFO] [stdout] 349 |         module_name: 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 `base_name` is never read
[INFO] [stdout]    --> src/error.rs:350:9
[INFO] [stdout]     |
[INFO] [stdout] 350 |         base_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:355:9
[INFO] [stdout]     |
[INFO] [stdout] 355 |         src: NamedSource<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 `wanted_name` is never read
[INFO] [stdout]    --> src/error.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         wanted_name: 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 `module_name` is never read
[INFO] [stdout]    --> src/error.rs:361:9
[INFO] [stdout]     |
[INFO] [stdout] 361 |         module_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:366:9
[INFO] [stdout]     |
[INFO] [stdout] 366 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 375 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:389:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |         src: NamedSource<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 `got` is never read
[INFO] [stdout]    --> src/error.rs:394:9
[INFO] [stdout]     |
[INFO] [stdout] 394 |         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 `wanted` is never read
[INFO] [stdout]    --> src/error.rs:395:9
[INFO] [stdout]     |
[INFO] [stdout] 395 |         wanted: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:401:9
[INFO] [stdout]     |
[INFO] [stdout] 401 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:409:9
[INFO] [stdout]     |
[INFO] [stdout] 409 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:431:9
[INFO] [stdout]     |
[INFO] [stdout] 431 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:444:9
[INFO] [stdout]     |
[INFO] [stdout] 444 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:453:9
[INFO] [stdout]     |
[INFO] [stdout] 453 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:462:9
[INFO] [stdout]     |
[INFO] [stdout] 462 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:470:9
[INFO] [stdout]     |
[INFO] [stdout] 470 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |         src: NamedSource<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 `src` is never read
[INFO] [stdout]    --> src/error.rs:486:9
[INFO] [stdout]     |
[INFO] [stdout] 486 |         src: NamedSource<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 `name` is never read
[INFO] [stdout]    --> src/error.rs:491:9
[INFO] [stdout]     |
[INFO] [stdout] 491 |         name: 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 `type_name` is never read
[INFO] [stdout]    --> src/error.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |         type_name: 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 `src` is never read
[INFO] [stdout]    --> src/error.rs:509:9
[INFO] [stdout]     |
[INFO] [stdout] 509 |         src: NamedSource<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 `type_name` is never read
[INFO] [stdout]    --> src/error.rs:514:9
[INFO] [stdout]     |
[INFO] [stdout] 514 |         type_name: 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 `interfaces` is never read
[INFO] [stdout]    --> src/error.rs:515:9
[INFO] [stdout]     |
[INFO] [stdout] 515 |         interfaces: 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 `span` is never read
[INFO] [stdout]   --> src/error.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         span: SourceSpan,
[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/error.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         span: SourceSpan,
[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/error.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         span: SourceSpan,
[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/error.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         expected: 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 `span` is never read
[INFO] [stdout]   --> src/error.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         span: SourceSpan,
[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/error.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         span: SourceSpan,
[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/error.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         expected: 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 `span` is never read
[INFO] [stdout]   --> src/error.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         span: SourceSpan,
[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/error.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         span: SourceSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]   --> src/error.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         original_span: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]   --> src/error.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         redefined_span: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]   --> src/error.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         original_span: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]   --> src/error.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |         redefined_span: SourceSpan,
[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/error.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         span: SourceSpan,
[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/error.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `return_type_span` is never read
[INFO] [stdout]    --> src/error.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         return_type_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `expr_span` is never read
[INFO] [stdout]    --> src/error.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |         expr_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `actual_type` is never read
[INFO] [stdout]    --> src/error.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         actual_type: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         span: SourceSpan,
[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/error.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lhs_span` is never read
[INFO] [stdout]    --> src/error.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         lhs_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `rhs_span` is never read
[INFO] [stdout]    --> src/error.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         rhs_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lhs_type_name` is never read
[INFO] [stdout]    --> src/error.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         lhs_type_name: 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 `rhs_type_name` is never read
[INFO] [stdout]    --> src/error.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 |         rhs_type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         span: SourceSpan,
[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/error.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |         span: SourceSpan,
[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/error.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |         span: SourceSpan,
[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/error.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         span: SourceSpan,
[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/error.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |         span: SourceSpan,
[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/error.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]    --> src/error.rs:268:9
[INFO] [stdout]     |
[INFO] [stdout] 268 |         original_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]    --> src/error.rs:271:9
[INFO] [stdout]     |
[INFO] [stdout] 271 |         redefined_span: SourceSpan,
[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/error.rs:281:9
[INFO] [stdout]     |
[INFO] [stdout] 281 |         span: SourceSpan,
[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/error.rs:289:9
[INFO] [stdout]     |
[INFO] [stdout] 289 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `original_span` is never read
[INFO] [stdout]    --> src/error.rs:300:9
[INFO] [stdout]     |
[INFO] [stdout] 300 |         original_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `redefined_span` is never read
[INFO] [stdout]    --> src/error.rs:303:9
[INFO] [stdout]     |
[INFO] [stdout] 303 |         redefined_span: SourceSpan,
[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/error.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         span: SourceSpan,
[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/error.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         span: SourceSpan,
[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/error.rs:347:9
[INFO] [stdout]     |
[INFO] [stdout] 347 |         span: SourceSpan,
[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/error.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         span: SourceSpan,
[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/error.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 369 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `true_block_span` is never read
[INFO] [stdout]    --> src/error.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |         true_block_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `true_block_type` is never read
[INFO] [stdout]    --> src/error.rs:379:9
[INFO] [stdout]     |
[INFO] [stdout] 379 |         true_block_type: 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 `false_block_span` is never read
[INFO] [stdout]    --> src/error.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         false_block_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `false_block_type` is never read
[INFO] [stdout]    --> src/error.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |         false_block_type: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:392:9
[INFO] [stdout]     |
[INFO] [stdout] 392 |         span: SourceSpan,
[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/error.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 404 |         span: SourceSpan,
[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/error.rs:412:9
[INFO] [stdout]     |
[INFO] [stdout] 412 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/error.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         type_name: 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 `defined_span` is never read
[INFO] [stdout]    --> src/error.rs:421:9
[INFO] [stdout]     |
[INFO] [stdout] 421 |         defined_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `defined_name` is never read
[INFO] [stdout]    --> src/error.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 422 |         defined_name: 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 `infered_span` is never read
[INFO] [stdout]    --> src/error.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         infered_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `infered_name` is never read
[INFO] [stdout]    --> src/error.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 |         infered_name: 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 `first_span` is never read
[INFO] [stdout]    --> src/error.rs:434:9
[INFO] [stdout]     |
[INFO] [stdout] 434 |         first_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `first_type_name` is never read
[INFO] [stdout]    --> src/error.rs:435:9
[INFO] [stdout]     |
[INFO] [stdout] 435 |         first_type_name: 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 `second_span` is never read
[INFO] [stdout]    --> src/error.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 438 |         second_span: SourceSpan,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `second_type_name` is never read
[INFO] [stdout]    --> src/error.rs:439:9
[INFO] [stdout]     |
[INFO] [stdout] 439 |         second_type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:447:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/error.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 448 |         type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:456:9
[INFO] [stdout]     |
[INFO] [stdout] 456 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/error.rs:457:9
[INFO] [stdout]     |
[INFO] [stdout] 457 |         type_name: 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 `span` is never read
[INFO] [stdout]    --> src/error.rs:465:9
[INFO] [stdout]     |
[INFO] [stdout] 465 |         span: SourceSpan,
[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/error.rs:473:9
[INFO] [stdout]     |
[INFO] [stdout] 473 |         span: SourceSpan,
[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/error.rs:481:9
[INFO] [stdout]     |
[INFO] [stdout] 481 |         span: SourceSpan,
[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/error.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |         span: SourceSpan,
[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/error.rs:512:9
[INFO] [stdout]     |
[INFO] [stdout] 512 |         span: SourceSpan,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen.rs:433:32
[INFO] [stdout]     |
[INFO] [stdout] 433 |     fn codegen_identifier_expr(&self, expr: &CheckedExpr, name: &str) -> (Type, Value) {
[INFO] [stdout]     |                                ^^^^^ the lifetime is elided here          ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 433 |     fn codegen_identifier_expr(&self, expr: &CheckedExpr, name: &str) -> (Type<'_>, Value) {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen.rs:440:28
[INFO] [stdout]     |
[INFO] [stdout] 440 |     fn codegen_number_expr(&self, expr: &CheckedExpr, value: u64) -> (Type, Value) {
[INFO] [stdout]     |                            ^^^^^ the lifetime is elided here          ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 440 |     fn codegen_number_expr(&self, expr: &CheckedExpr, value: u64) -> (Type<'_>, Value) {
[INFO] [stdout]     |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/codegen.rs:448:9
[INFO] [stdout]     |
[INFO] [stdout] 448 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 452 |     ) -> (Type, Value) {
[INFO] [stdout]     |           ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 452 |     ) -> (Type<'_>, Value) {
[INFO] [stdout]     |               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.96s
[INFO] running `Command { std: "docker" "inspect" "9b8ba482256bb631c2ea72af50ff849a071251b37cb5ebbcd9ebc4f180166f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8ba482256bb631c2ea72af50ff849a071251b37cb5ebbcd9ebc4f180166f8e", kill_on_drop: false }`
[INFO] [stdout] 9b8ba482256bb631c2ea72af50ff849a071251b37cb5ebbcd9ebc4f180166f8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 541c080ba28058473b73f455a32c6c995a8884fdf2971bf5815a23b3c33b590d
[INFO] running `Command { std: "docker" "start" "-a" "541c080ba28058473b73f455a32c6c995a8884fdf2971bf5815a23b3c33b590d", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |         src: NamedSource<String>,
[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 `src` is never read
[INFO] [stderr]   --> src/error.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         src: NamedSource<String>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         src: NamedSource<String>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         src: NamedSource<String>,
[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/error.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         expected: String,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         src: NamedSource<String>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got` is never read
[INFO] [stderr]   --> src/error.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         got: String,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         src: NamedSource<String>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]   --> src/error.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         type_name: String,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         src: NamedSource<String>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `proc_name` is never read
[INFO] [stderr]   --> src/error.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |         proc_name: String,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:80:9
[INFO] [stderr]    |
[INFO] [stderr] 80 |         src: NamedSource<String>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]   --> src/error.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |         name: String,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]   --> src/error.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         src: NamedSource<String>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `return_type` is never read
[INFO] [stderr]    --> src/error.rs:132:9
[INFO] [stderr]     |
[INFO] [stderr] 132 |         return_type: String,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ident` is never read
[INFO] [stderr]    --> src/error.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         ident: String,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `value` is never read
[INFO] [stderr]    --> src/error.rs:153:9
[INFO] [stderr]     |
[INFO] [stderr] 153 |         value: String,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/error.rs:154:9
[INFO] [stderr]     |
[INFO] [stderr] 154 |         type_name: String,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:159:9
[INFO] [stderr]     |
[INFO] [stderr] 159 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |         src: NamedSource<String>,
[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/error.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |         expected: usize,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got` is never read
[INFO] [stderr]    --> src/error.rs:183:9
[INFO] [stderr]     |
[INFO] [stderr] 183 |         got: usize,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `variadic` is never read
[INFO] [stderr]    --> src/error.rs:185:9
[INFO] [stderr]     |
[INFO] [stderr] 185 |         variadic: bool,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:190:9
[INFO] [stderr]     |
[INFO] [stderr] 190 |         src: NamedSource<String>,
[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/error.rs:195:9
[INFO] [stderr]     |
[INFO] [stderr] 195 |         expected: String,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got` is never read
[INFO] [stderr]    --> src/error.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |         got: String,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:211:9
[INFO] [stderr]     |
[INFO] [stderr] 211 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:216:9
[INFO] [stderr]     |
[INFO] [stderr] 216 |         name: &'static str,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `arg_type` is never read
[INFO] [stderr]    --> src/error.rs:217:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |         arg_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 `arg_index` is never read
[INFO] [stderr]    --> src/error.rs:218:9
[INFO] [stderr]     |
[INFO] [stderr] 218 |         arg_index: u32,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:227:9
[INFO] [stderr]     |
[INFO] [stderr] 227 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         name: String,
[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/error.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         expected: usize,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got` is never read
[INFO] [stderr]    --> src/error.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         got: usize,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `variadic` is never read
[INFO] [stderr]    --> src/error.rs:236:9
[INFO] [stderr]     |
[INFO] [stderr] 236 |         variadic: bool,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:248:9
[INFO] [stderr]     |
[INFO] [stderr] 248 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expected_generic` is never read
[INFO] [stderr]    --> src/error.rs:254:9
[INFO] [stderr]     |
[INFO] [stderr] 254 |         expected_generic: usize,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got_generic` is never read
[INFO] [stderr]    --> src/error.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 |         got_generic: usize,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `variadic_generic` is never read
[INFO] [stderr]    --> src/error.rs:256:9
[INFO] [stderr]     |
[INFO] [stderr] 256 |         variadic_generic: bool,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expected_params` is never read
[INFO] [stderr]    --> src/error.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         expected_params: usize,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got_params` is never read
[INFO] [stderr]    --> src/error.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 |         got_params: usize,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `variadic_params` is never read
[INFO] [stderr]    --> src/error.rs:260:9
[INFO] [stderr]     |
[INFO] [stderr] 260 |         variadic_params: bool,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 265 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:286:9
[INFO] [stderr]     |
[INFO] [stderr] 286 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `struct_name` is never read
[INFO] [stderr]    --> src/error.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |         struct_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/error.rs:292:9
[INFO] [stderr]     |
[INFO] [stderr] 292 |         field_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:297:9
[INFO] [stderr]     |
[INFO] [stderr] 297 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/error.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 |         field_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:310:9
[INFO] [stderr]     |
[INFO] [stderr] 310 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `struct_name` is never read
[INFO] [stderr]    --> src/error.rs:315:9
[INFO] [stderr]     |
[INFO] [stderr] 315 |         struct_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `fields` is never read
[INFO] [stderr]    --> src/error.rs:316:9
[INFO] [stderr]     |
[INFO] [stderr] 316 |         fields: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `multiple` is never read
[INFO] [stderr]    --> src/error.rs:317:9
[INFO] [stderr]     |
[INFO] [stderr] 317 |         multiple: bool,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:322:9
[INFO] [stderr]     |
[INFO] [stderr] 322 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `struct_name` is never read
[INFO] [stderr]    --> src/error.rs:327:9
[INFO] [stderr]     |
[INFO] [stderr] 327 |         struct_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `field_name` is never read
[INFO] [stderr]    --> src/error.rs:328:9
[INFO] [stderr]     |
[INFO] [stderr] 328 |         field_name: String,
[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/error.rs:329:9
[INFO] [stderr]     |
[INFO] [stderr] 329 |         expected: String,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got` is never read
[INFO] [stderr]    --> src/error.rs:330:9
[INFO] [stderr]     |
[INFO] [stderr] 330 |         got: String,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:344:9
[INFO] [stderr]     |
[INFO] [stderr] 344 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `module_name` is never read
[INFO] [stderr]    --> src/error.rs:349:9
[INFO] [stderr]     |
[INFO] [stderr] 349 |         module_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `base_name` is never read
[INFO] [stderr]    --> src/error.rs:350:9
[INFO] [stderr]     |
[INFO] [stderr] 350 |         base_name: String,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:355:9
[INFO] [stderr]     |
[INFO] [stderr] 355 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `wanted_name` is never read
[INFO] [stderr]    --> src/error.rs:360:9
[INFO] [stderr]     |
[INFO] [stderr] 360 |         wanted_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `module_name` is never read
[INFO] [stderr]    --> src/error.rs:361:9
[INFO] [stderr]     |
[INFO] [stderr] 361 |         module_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:366:9
[INFO] [stderr]     |
[INFO] [stderr] 366 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:375:9
[INFO] [stderr]     |
[INFO] [stderr] 375 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:389:9
[INFO] [stderr]     |
[INFO] [stderr] 389 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `got` is never read
[INFO] [stderr]    --> src/error.rs:394:9
[INFO] [stderr]     |
[INFO] [stderr] 394 |         got: String,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `wanted` is never read
[INFO] [stderr]    --> src/error.rs:395:9
[INFO] [stderr]     |
[INFO] [stderr] 395 |         wanted: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:401:9
[INFO] [stderr]     |
[INFO] [stderr] 401 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:409:9
[INFO] [stderr]     |
[INFO] [stderr] 409 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:418:9
[INFO] [stderr]     |
[INFO] [stderr] 418 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:431:9
[INFO] [stderr]     |
[INFO] [stderr] 431 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:444:9
[INFO] [stderr]     |
[INFO] [stderr] 444 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:453:9
[INFO] [stderr]     |
[INFO] [stderr] 453 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:462:9
[INFO] [stderr]     |
[INFO] [stderr] 462 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:470:9
[INFO] [stderr]     |
[INFO] [stderr] 470 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:478:9
[INFO] [stderr]     |
[INFO] [stderr] 478 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:486:9
[INFO] [stderr]     |
[INFO] [stderr] 486 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `name` is never read
[INFO] [stderr]    --> src/error.rs:491:9
[INFO] [stderr]     |
[INFO] [stderr] 491 |         name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/error.rs:492:9
[INFO] [stderr]     |
[INFO] [stderr] 492 |         type_name: String,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `src` is never read
[INFO] [stderr]    --> src/error.rs:509:9
[INFO] [stderr]     |
[INFO] [stderr] 509 |         src: NamedSource<String>,
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/error.rs:514:9
[INFO] [stderr]     |
[INFO] [stderr] 514 |         type_name: String,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `interfaces` is never read
[INFO] [stderr]    --> src/error.rs:515:9
[INFO] [stderr]     |
[INFO] [stderr] 515 |         interfaces: String,
[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/error.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |         span: SourceSpan,
[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/error.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         span: SourceSpan,
[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/error.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         span: SourceSpan,
[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/error.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         expected: String,
[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/error.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         span: SourceSpan,
[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/error.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |         span: SourceSpan,
[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/error.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         expected: String,
[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/error.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         span: SourceSpan,
[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/error.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         span: SourceSpan,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `original_span` is never read
[INFO] [stderr]   --> src/error.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         original_span: SourceSpan,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `redefined_span` is never read
[INFO] [stderr]   --> src/error.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |         redefined_span: SourceSpan,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `original_span` is never read
[INFO] [stderr]   --> src/error.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |         original_span: SourceSpan,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `redefined_span` is never read
[INFO] [stderr]   --> src/error.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |         redefined_span: SourceSpan,
[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/error.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         span: SourceSpan,
[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/error.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `return_type_span` is never read
[INFO] [stderr]    --> src/error.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         return_type_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `expr_span` is never read
[INFO] [stderr]    --> src/error.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 |         expr_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `actual_type` is never read
[INFO] [stderr]    --> src/error.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |         actual_type: String,
[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/error.rs:141:9
[INFO] [stderr]     |
[INFO] [stderr] 141 |         span: SourceSpan,
[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/error.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `lhs_span` is never read
[INFO] [stderr]    --> src/error.rs:162:9
[INFO] [stderr]     |
[INFO] [stderr] 162 |         lhs_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rhs_span` is never read
[INFO] [stderr]    --> src/error.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 165 |         rhs_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `lhs_type_name` is never read
[INFO] [stderr]    --> src/error.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         lhs_type_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `rhs_type_name` is never read
[INFO] [stderr]    --> src/error.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         rhs_type_name: String,
[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/error.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |         span: SourceSpan,
[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/error.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |         span: SourceSpan,
[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/error.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |         span: SourceSpan,
[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/error.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |         span: SourceSpan,
[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/error.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |         span: SourceSpan,
[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/error.rs:251:9
[INFO] [stderr]     |
[INFO] [stderr] 251 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `original_span` is never read
[INFO] [stderr]    --> src/error.rs:268:9
[INFO] [stderr]     |
[INFO] [stderr] 268 |         original_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `redefined_span` is never read
[INFO] [stderr]    --> src/error.rs:271:9
[INFO] [stderr]     |
[INFO] [stderr] 271 |         redefined_span: SourceSpan,
[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/error.rs:281:9
[INFO] [stderr]     |
[INFO] [stderr] 281 |         span: SourceSpan,
[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/error.rs:289:9
[INFO] [stderr]     |
[INFO] [stderr] 289 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `original_span` is never read
[INFO] [stderr]    --> src/error.rs:300:9
[INFO] [stderr]     |
[INFO] [stderr] 300 |         original_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `redefined_span` is never read
[INFO] [stderr]    --> src/error.rs:303:9
[INFO] [stderr]     |
[INFO] [stderr] 303 |         redefined_span: SourceSpan,
[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/error.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         span: SourceSpan,
[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/error.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |         span: SourceSpan,
[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/error.rs:347:9
[INFO] [stderr]     |
[INFO] [stderr] 347 |         span: SourceSpan,
[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/error.rs:358:9
[INFO] [stderr]     |
[INFO] [stderr] 358 |         span: SourceSpan,
[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/error.rs:369:9
[INFO] [stderr]     |
[INFO] [stderr] 369 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `true_block_span` is never read
[INFO] [stderr]    --> src/error.rs:378:9
[INFO] [stderr]     |
[INFO] [stderr] 378 |         true_block_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `true_block_type` is never read
[INFO] [stderr]    --> src/error.rs:379:9
[INFO] [stderr]     |
[INFO] [stderr] 379 |         true_block_type: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `false_block_span` is never read
[INFO] [stderr]    --> src/error.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         false_block_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `false_block_type` is never read
[INFO] [stderr]    --> src/error.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         false_block_type: String,
[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/error.rs:392:9
[INFO] [stderr]     |
[INFO] [stderr] 392 |         span: SourceSpan,
[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/error.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 404 |         span: SourceSpan,
[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/error.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/error.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |         type_name: String,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `defined_span` is never read
[INFO] [stderr]    --> src/error.rs:421:9
[INFO] [stderr]     |
[INFO] [stderr] 421 |         defined_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `defined_name` is never read
[INFO] [stderr]    --> src/error.rs:422:9
[INFO] [stderr]     |
[INFO] [stderr] 422 |         defined_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `infered_span` is never read
[INFO] [stderr]    --> src/error.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         infered_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `infered_name` is never read
[INFO] [stderr]    --> src/error.rs:426:9
[INFO] [stderr]     |
[INFO] [stderr] 426 |         infered_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `first_span` is never read
[INFO] [stderr]    --> src/error.rs:434:9
[INFO] [stderr]     |
[INFO] [stderr] 434 |         first_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `first_type_name` is never read
[INFO] [stderr]    --> src/error.rs:435:9
[INFO] [stderr]     |
[INFO] [stderr] 435 |         first_type_name: String,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_span` is never read
[INFO] [stderr]    --> src/error.rs:438:9
[INFO] [stderr]     |
[INFO] [stderr] 438 |         second_span: SourceSpan,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `second_type_name` is never read
[INFO] [stderr]    --> src/error.rs:439:9
[INFO] [stderr]     |
[INFO] [stderr] 439 |         second_type_name: String,
[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/error.rs:447:9
[INFO] [stderr]     |
[INFO] [stderr] 447 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/error.rs:448:9
[INFO] [stderr]     |
[INFO] [stderr] 448 |         type_name: String,
[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/error.rs:456:9
[INFO] [stderr]     |
[INFO] [stderr] 456 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/error.rs:457:9
[INFO] [stderr]     |
[INFO] [stderr] 457 |         type_name: String,
[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/error.rs:465:9
[INFO] [stderr]     |
[INFO] [stderr] 465 |         span: SourceSpan,
[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/error.rs:473:9
[INFO] [stderr]     |
[INFO] [stderr] 473 |         span: SourceSpan,
[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/error.rs:481:9
[INFO] [stderr]     |
[INFO] [stderr] 481 |         span: SourceSpan,
[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/error.rs:489:9
[INFO] [stderr]     |
[INFO] [stderr] 489 |         span: SourceSpan,
[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/error.rs:512:9
[INFO] [stderr]     |
[INFO] [stderr] 512 |         span: SourceSpan,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/codegen.rs:433:32
[INFO] [stderr]     |
[INFO] [stderr] 433 |     fn codegen_identifier_expr(&self, expr: &CheckedExpr, name: &str) -> (Type, Value) {
[INFO] [stderr]     |                                ^^^^^ the lifetime is elided here          ^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 433 |     fn codegen_identifier_expr(&self, expr: &CheckedExpr, name: &str) -> (Type<'_>, Value) {
[INFO] [stderr]     |                                                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/codegen.rs:440:28
[INFO] [stderr]     |
[INFO] [stderr] 440 |     fn codegen_number_expr(&self, expr: &CheckedExpr, value: u64) -> (Type, Value) {
[INFO] [stderr]     |                            ^^^^^ the lifetime is elided here          ^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 440 |     fn codegen_number_expr(&self, expr: &CheckedExpr, value: u64) -> (Type<'_>, Value) {
[INFO] [stderr]     |                                                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/codegen.rs:448:9
[INFO] [stderr]     |
[INFO] [stderr] 448 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 452 |     ) -> (Type, Value) {
[INFO] [stderr]     |           ^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 452 |     ) -> (Type<'_>, Value) {
[INFO] [stderr]     |               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `scl` (bin "scl" test) generated 164 warnings (run `cargo fix --bin "scl" -p scl --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/scl-91c1fb1f3e72e6f3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::typecheck_errors ... ok
[INFO] [stdout] test tests::parse_stmt ... ok
[INFO] [stdout] test tests::parse_expr ... ok
[INFO] [stdout] test tests::runtime ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::runtime stdout ----
[INFO] [stdout] Parsing std
[INFO] [stdout] std parsed
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::runtime' (28) panicked at src/tests/mod.rs:65:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x634ec4b519b2 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x634ec4b519b2 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x634ec4b519b2 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x634ec4b519b2 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x634ec4b6ae8a - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x634ec4b6ae8a - core[585f66e14d78f9ba]::fmt::write
[INFO] [stdout]    6:     0x634ec4b56d86 - std[3f03f8b59f91bef1]::io::default_write_fmt::<alloc[15e7b27aba85d2e2]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x634ec4b56d86 - <alloc[15e7b27aba85d2e2]::vec::Vec<u8> as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x634ec4b2d5ff - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x634ec4b2d5ff - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x634ec4b48d19 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x634ec467c35e - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x634ec467c35e - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x634ec4b48ed2 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x634ec4b48ed2 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x634ec4b2d6b8 - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x634ec4b22459 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x634ec4b2e62d - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x634ec4b6b64c - core[585f66e14d78f9ba]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x634ec4b6b3c2 - core[585f66e14d78f9ba]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x634ec45ca001 - <core[585f66e14d78f9ba]::result::Result<std[3f03f8b59f91bef1]::process::Output, std[3f03f8b59f91bef1]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x634ec45ca001 - scl[bc14501ae46cdb1f]::tests::runtime::{closure#1}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/mod.rs:65:14
[INFO] [stdout]   22:     0x634ec44ad9f2 - insta[7e078e9da899f764]::glob::glob_exec::<scl[bc14501ae46cdb1f]::tests::runtime::{closure#1}>::{closure#1}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/insta-1.43.1/src/glob.rs:108:13
[INFO] [stdout]   23:     0x634ec45e5ace - <insta[7e078e9da899f764]::settings::Settings>::bind::<insta[7e078e9da899f764]::glob::glob_exec<scl[bc14501ae46cdb1f]::tests::runtime::{closure#1}>::{closure#1}, ()>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/insta-1.43.1/src/settings.rs:509:9
[INFO] [stdout]   24:     0x634ec44a840a - insta[7e078e9da899f764]::glob::glob_exec::<scl[bc14501ae46cdb1f]::tests::runtime::{closure#1}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/insta-1.43.1/src/glob.rs:107:18
[INFO] [stdout]   25:     0x634ec45d42ae - scl[bc14501ae46cdb1f]::tests::runtime
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/mod.rs:23:5
[INFO] [stdout]   26:     0x634ec45c7387 - scl[bc14501ae46cdb1f]::tests::runtime::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/mod.rs:12:13
[INFO] [stdout]   27:     0x634ec460dcc6 - <scl[bc14501ae46cdb1f]::tests::runtime::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x634ec467070b - <fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x634ec467070b - test[30224e0cb089acd2]::__rust_begin_short_backtrace::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x634ec467cf6a - test[30224e0cb089acd2]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x634ec467cf6a - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x634ec467cf6a - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x634ec467cf6a - std[3f03f8b59f91bef1]::panicking::catch_unwind::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x634ec467cf6a - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x634ec467cf6a - test[30224e0cb089acd2]::run_test_in_process
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x634ec467cf6a - test[30224e0cb089acd2]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x634ec4677434 - test[30224e0cb089acd2]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x634ec4677434 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x634ec467fa62 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x634ec467fa62 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x634ec467fa62 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x634ec467fa62 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x634ec467fa62 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x634ec467fa62 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x634ec467fa62 - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x634ec4b5098f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   47:     0x634ec4b5098f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   48:     0x75b20d7f0aa4 - <unknown>
[INFO] [stdout]   49:     0x75b20d87da64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::runtime
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stderr] error: test failed, to rerun pass `--bin scl`
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "541c080ba28058473b73f455a32c6c995a8884fdf2971bf5815a23b3c33b590d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541c080ba28058473b73f455a32c6c995a8884fdf2971bf5815a23b3c33b590d", kill_on_drop: false }`
[INFO] [stdout] 541c080ba28058473b73f455a32c6c995a8884fdf2971bf5815a23b3c33b590d