[INFO] cloning repository https://github.com/mfirhas/configrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfirhas/configrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfirhas%2Fconfigrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfirhas%2Fconfigrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 234e1a3272b7080bdca88e7ddb527d427657702f
[INFO] testing mfirhas/configrs against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfirhas%2Fconfigrs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mfirhas/configrs
[INFO] finished tweaking git repo https://github.com/mfirhas/configrs
[INFO] tweaked toml for git repo https://github.com/mfirhas/configrs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mfirhas/configrs on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mfirhas/configrs 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "5fdc547d4266364c837fba0d92bf1a4593c7f73505137c5d0ea080d8d2356180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fdc547d4266364c837fba0d92bf1a4593c7f73505137c5d0ea080d8d2356180", kill_on_drop: false }`
[INFO] [stdout] 5fdc547d4266364c837fba0d92bf1a4593c7f73505137c5d0ea080d8d2356180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed35a1a7f80e090dd5d72451234fd388fa53fbe00cb62d563056b4157a3e5db
[INFO] running `Command { std: "docker" "start" "-a" "5ed35a1a7f80e090dd5d72451234fd388fa53fbe00cb62d563056b4157a3e5db", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
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[INFO] [stderr]    Compiling ena v0.14.2
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[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling winnow v0.5.32
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
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[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling logos-derive v0.12.1
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[INFO] [stderr]    Compiling serde_yaml v0.9.30
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[INFO] [stderr]    Compiling toml v0.8.8
[INFO] [stderr]    Compiling env-file-reader v0.3.0
[INFO] [stderr]    Compiling configrs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/value_serde_impl.rs:403:29
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer, ConfigError> {
[INFO] [stdout]     |                             ^^^^^                        ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/value_serde_impl.rs:412:9
[INFO] [stdout]     |
[INFO] [stdout] 412 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 413 |         table: &HashMap<String, super::Value>,
[INFO] [stdout] 414 |     ) -> Result<StrDeserializer, ConfigError> {
[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] 414 |     ) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stdout]     |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.05s
[INFO] running `Command { std: "docker" "inspect" "5ed35a1a7f80e090dd5d72451234fd388fa53fbe00cb62d563056b4157a3e5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed35a1a7f80e090dd5d72451234fd388fa53fbe00cb62d563056b4157a3e5db", kill_on_drop: false }`
[INFO] [stdout] 5ed35a1a7f80e090dd5d72451234fd388fa53fbe00cb62d563056b4157a3e5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7b92d010510424cc4058f5bffb178d134984d08fe67c537ced7045f350629e5
[INFO] running `Command { std: "docker" "start" "-a" "f7b92d010510424cc4058f5bffb178d134984d08fe67c537ced7045f350629e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling env-file-reader v0.3.0
[INFO] [stderr]    Compiling configrs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/value_serde_impl.rs:403:29
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer, ConfigError> {
[INFO] [stdout]     |                             ^^^^^                        ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/value_serde_impl.rs:412:9
[INFO] [stdout]     |
[INFO] [stdout] 412 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 413 |         table: &HashMap<String, super::Value>,
[INFO] [stdout] 414 |     ) -> Result<StrDeserializer, ConfigError> {
[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] 414 |     ) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stdout]     |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/value_serde_impl.rs:403:29
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer, ConfigError> {
[INFO] [stdout]     |                             ^^^^^                        ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/config/value_serde_impl.rs:412:9
[INFO] [stdout]     |
[INFO] [stdout] 412 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 413 |         table: &HashMap<String, super::Value>,
[INFO] [stdout] 414 |     ) -> Result<StrDeserializer, ConfigError> {
[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] 414 |     ) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stdout]     |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::any::Any`
[INFO] [stdout]  --> examples/multi/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::any::Any;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ConfigError`
[INFO] [stdout]  --> tests/config_error_test.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use configrs::config::{Config, ConfigError};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> tests/value_test.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]  --> tests/value_test.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{collections::HashMap, hash::Hash};
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_b`
[INFO] [stdout]    --> tests/value_test.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let val_b = if let Value::Array(ref v) = val {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_val_b`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_b`
[INFO] [stdout]    --> tests/value_test.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let val_b = if let Value::Array(ref v) = val {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_val_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_bool`
[INFO] [stdout]    --> tests/value_test.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let serde_bool: serde_json::Value = bool.into();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_string`
[INFO] [stdout]    --> tests/value_test.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let serde_string: serde_json::Value = string.into();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_number_int64`
[INFO] [stdout]    --> tests/value_test.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let serde_number_int64: serde_json::Value = int64.into();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_number_int64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_number_float64`
[INFO] [stdout]    --> tests/value_test.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let serde_number_float64: serde_json::Value = float64.into();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_number_float64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_arr`
[INFO] [stdout]    --> tests/value_test.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let serde_arr: serde_json::Value = arr.into();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_arr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_map`
[INFO] [stdout]    --> tests/value_test.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let serde_map: serde_json::Value = map.into();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `borrow::Borrow`, `collections::HashMap`, and `iter::Once`
[INFO] [stdout]  --> examples/simple.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{borrow::Borrow, collections::HashMap, iter::Once};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ConfigError`
[INFO] [stdout]  --> examples/simple.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use configrs::config::{Config, ConfigError};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `int`
[INFO] [stdout]   --> examples/simple.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let int = CONFIG_LAZY_STATIC.integer;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `setring`
[INFO] [stdout]   --> examples/simple.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let setring = CONFIG_LAZY_STATIC.string.as_str();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_setring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/simple.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     CONFIG_ONCE.set(once_config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let _ = CONFIG_ONCE.set(once_config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/simple.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     CONFIG_LAZY_ONCE.set(cfg_lazy_once);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let _ = CONFIG_LAZY_ONCE.set(cfg_lazy_once);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ConfigError`, `Value`, and `self`
[INFO] [stdout]  --> tests/config/config_overwrite_test.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use configrs::config::{self, Config, ConfigError, Value};
[INFO] [stdout]   |                        ^^^^          ^^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> tests/config/config_prefix_test.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ConfigError`
[INFO] [stdout]  --> tests/config_error_test.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use configrs::config::{Config, ConfigError};
[INFO] [stdout]   |                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> tests/value_test.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hash::Hash`
[INFO] [stdout]  --> tests/value_test.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{collections::HashMap, hash::Hash};
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]    --> tests/config/config_toml_test.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     let cfg = cfg.unwrap_err();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]    --> tests/config/config_yaml_test.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     let cfg = cfg.unwrap_err();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_b`
[INFO] [stdout]    --> tests/value_test.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let val_b = if let Value::Array(ref v) = val {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_val_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_b`
[INFO] [stdout]    --> tests/value_test.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let val_b = if let Value::Array(ref v) = val {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_val_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_bool`
[INFO] [stdout]    --> tests/value_test.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let serde_bool: serde_json::Value = bool.into();
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_string`
[INFO] [stdout]    --> tests/value_test.rs:204:9
[INFO] [stdout]     |
[INFO] [stdout] 204 |     let serde_string: serde_json::Value = string.into();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_number_int64`
[INFO] [stdout]    --> tests/value_test.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     let serde_number_int64: serde_json::Value = int64.into();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_number_int64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_number_float64`
[INFO] [stdout]    --> tests/value_test.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let serde_number_float64: serde_json::Value = float64.into();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_number_float64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_arr`
[INFO] [stdout]    --> tests/value_test.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let serde_arr: serde_json::Value = arr.into();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_arr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serde_map`
[INFO] [stdout]    --> tests/value_test.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let serde_map: serde_json::Value = map.into();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `boolean`, and `float` are never read
[INFO] [stdout]   --> tests/config/config_env_vars_test.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     struct Cfg {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 71 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 72 |         string: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 73 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 74 |         int: i64,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 75 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 76 |         boolean: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 77 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 78 |         float: f64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, and `boolean_2` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 109 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 110 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 111 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 112 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 113 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 114 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 115 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 116 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 117 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 118 |         boolean_2: bool,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `ENVSTRING`, `int`, `float`, and `boolean` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 149 |         // #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 150 |         ENVSTRING: String, // env var: ENV_STRING, error because case must be exact, including non-letter
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 151 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 152 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 153 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 154 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 155 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 156 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, and `boolean` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 186 |         #[serde(alias = "ENV_STRiNG")]
[INFO] [stdout] 187 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 188 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 189 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 190 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 191 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 192 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 193 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:421:9
[INFO] [stdout]     |
[INFO] [stdout] 419 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 420 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 421 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 422 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 423 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 424 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 425 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 426 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 427 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 428 |         #[serde(flatten)]
[INFO] [stdout] 429 |         cfg_nested: CfgNested,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, and `boolean` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:434:9
[INFO] [stdout]     |
[INFO] [stdout] 432 |     struct CfgNested {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 433 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 434 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 435 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 436 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 437 |         #[serde(alias = "ENV_FLOAT_NESTED")] // missing one
[INFO] [stdout] 438 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 439 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 440 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:488:9
[INFO] [stdout]     |
[INFO] [stdout] 486 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 487 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 488 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 489 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 490 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 491 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 492 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 493 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 494 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 497 |         cfg_nested: CfgNested,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, `boolean_2`, and `cfg_nested_nested` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:502:9
[INFO] [stdout]     |
[INFO] [stdout] 500 |     struct CfgNested {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 501 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 502 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 503 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 504 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 505 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stdout] 506 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 507 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 508 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 509 |         #[serde(alias = "ENV_BOOL_NESTED")] // duplicated field
[INFO] [stdout] 510 |         boolean_2: bool,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 513 |         cfg_nested_nested: CfgNestedNested,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `string_2`, `int`, `float`, and `boolean` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:518:9
[INFO] [stdout]     |
[INFO] [stdout] 516 |     struct CfgNestedNested {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 517 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stdout] 518 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 519 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")] // duplicated field
[INFO] [stdout] 520 |         string_2: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 521 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stdout] 522 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 523 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stdout] 524 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 525 |         #[serde(alias = "ENV_BOOL_NESTED_NESTED")]
[INFO] [stdout] 526 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CfgNestedNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:579:9
[INFO] [stdout]     |
[INFO] [stdout] 577 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 578 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 579 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 580 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 581 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 582 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 583 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 584 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 585 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 588 |         cfg_nested: CfgNested,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested_nested` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:593:9
[INFO] [stdout]     |
[INFO] [stdout] 591 |     struct CfgNested {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 592 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 593 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 594 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 595 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 596 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stdout] 597 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 598 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 599 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 602 |         cfg_nested_nested: CfgNestedNested,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, and `ENV_BOOL_NESTEDNESTED` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:607:9
[INFO] [stdout]     |
[INFO] [stdout] 605 |     struct CfgNestedNested {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 606 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stdout] 607 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 608 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stdout] 609 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 610 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stdout] 611 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 612 |         // #[serde(alias = "ENV_BOOL_NESTED_NESTED")]
[INFO] [stdout] 613 |         ENV_BOOL_NESTEDNESTED: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CfgNestedNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:666:9
[INFO] [stdout]     |
[INFO] [stdout] 664 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 665 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 666 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 667 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 668 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 669 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 670 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 671 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 672 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 675 |         cfg_nested: CfgNested,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested_nested` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:680:9
[INFO] [stdout]     |
[INFO] [stdout] 678 |     struct CfgNested {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 679 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 680 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 681 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 682 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 683 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stdout] 684 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 685 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 686 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 689 |         cfg_nested_nested: CfgNestedNested,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `int`, `float`, and `boolean` are never read
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:694:9
[INFO] [stdout]     |
[INFO] [stdout] 692 |     struct CfgNestedNested {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 693 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stdout] 694 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 695 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stdout] 696 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 697 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stdout] 698 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 699 |         #[serde(alias = "ENV_BOoL_NESTED_NESTED")]
[INFO] [stdout] 700 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CfgNestedNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `string`, `integer`, `boolean`, `float`, and `string_2` are never read
[INFO] [stdout]   --> tests/config/config_prefix_test.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 66 |     struct Env {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 67 |         #[serde(alias = "ENV_KEY")]
[INFO] [stdout] 68 |         string: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 69 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 70 |         integer: i32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 71 |         #[serde(alias = "BOOL")]
[INFO] [stdout] 72 |         boolean: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 73 |         #[serde(alias = "ENVFLOAT")]
[INFO] [stdout] 74 |         float: Option<f64>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 75 |         #[serde(alias = "env_FLOAT")]
[INFO] [stdout] 76 |         string_2: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Env` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ENVSTRING` should have a snake case name
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         ENVSTRING: String, // env var: ENV_STRING, error because case must be exact, including non-letter
[INFO] [stdout]     |         ^^^^^^^^^ help: convert the identifier to snake case: `envstring`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ENV_BOOL_NESTEDNESTED` should have a snake case name
[INFO] [stdout]    --> tests/config/config_env_vars_test.rs:613:9
[INFO] [stdout]     |
[INFO] [stdout] 613 |         ENV_BOOL_NESTEDNESTED: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `env_bool_nestednested`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ENV_STRiNG` should have a snake case name
[INFO] [stdout]    --> tests/config/config_env_test.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |         pub ENV_STRiNG: String,
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `env_stri_ng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `env_String` should have a snake case name
[INFO] [stdout]    --> tests/config/config_json_test.rs:391:13
[INFO] [stdout]     |
[INFO] [stdout] 391 |         pub env_String: String,
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `env_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `env_strIng` should have a snake case name
[INFO] [stdout]    --> tests/config/config_toml_test.rs:392:13
[INFO] [stdout]     |
[INFO] [stdout] 392 |         pub env_strIng: String,
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `env_str_ing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ENV_STRiNG` should have a snake case name
[INFO] [stdout]    --> tests/config/config_yaml_test.rs:393:13
[INFO] [stdout]     |
[INFO] [stdout] 393 |         pub ENV_STRiNG: String,
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `env_stri_ng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 23.34s
[INFO] running `Command { std: "docker" "inspect" "f7b92d010510424cc4058f5bffb178d134984d08fe67c537ced7045f350629e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7b92d010510424cc4058f5bffb178d134984d08fe67c537ced7045f350629e5", kill_on_drop: false }`
[INFO] [stdout] f7b92d010510424cc4058f5bffb178d134984d08fe67c537ced7045f350629e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 955c360a8f41479b3d4fb7d0cab28280d759db11c99bce255d820ba290b72894
[INFO] running `Command { std: "docker" "start" "-a" "955c360a8f41479b3d4fb7d0cab28280d759db11c99bce255d820ba290b72894", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/config/value_serde_impl.rs:403:29
[INFO] [stderr]     |
[INFO] [stderr] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer, ConfigError> {
[INFO] [stderr]     |                             ^^^^^                        ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             the lifetime is elided 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] 403 |     fn variant_deserializer(&self, name: &str) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stderr]     |                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/config/value_serde_impl.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] 413 |         table: &HashMap<String, super::Value>,
[INFO] [stderr] 414 |     ) -> Result<StrDeserializer, ConfigError> {
[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] 414 |     ) -> Result<StrDeserializer<'_>, ConfigError> {
[INFO] [stderr]     |                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `configrs` (lib) generated 2 warnings (run `cargo fix --lib -p configrs` to apply 2 suggestions)
[INFO] [stderr] warning: unused imports: `borrow::Borrow`, `collections::HashMap`, and `iter::Once`
[INFO] [stderr]  --> examples/simple.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{borrow::Borrow, collections::HashMap, iter::Once};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ConfigError`
[INFO] [stderr]  --> examples/simple.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | use configrs::config::{Config, ConfigError};
[INFO] [stderr]   |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]   --> examples/simple.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let int = CONFIG_LAZY_STATIC.integer;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_int`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `setring`
[INFO] [stderr]   --> examples/simple.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let setring = CONFIG_LAZY_STATIC.string.as_str();
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_setring`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/simple.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     CONFIG_ONCE.set(once_config);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let _ = CONFIG_ONCE.set(once_config);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> examples/simple.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     CONFIG_LAZY_ONCE.set(cfg_lazy_once);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let _ = CONFIG_LAZY_ONCE.set(cfg_lazy_once);
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> tests/value_test.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hash::Hash`
[INFO] [stderr]  --> tests/value_test.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{collections::HashMap, hash::Hash};
[INFO] [stderr]   |                                 ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val_b`
[INFO] [stderr]    --> tests/value_test.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |     let val_b = if let Value::Array(ref v) = val {
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_val_b`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val_b`
[INFO] [stderr]    --> tests/value_test.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let val_b = if let Value::Array(ref v) = val {
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_val_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serde_bool`
[INFO] [stderr]    --> tests/value_test.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |     let serde_bool: serde_json::Value = bool.into();
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serde_string`
[INFO] [stderr]    --> tests/value_test.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |     let serde_string: serde_json::Value = string.into();
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_string`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serde_number_int64`
[INFO] [stderr]    --> tests/value_test.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     let serde_number_int64: serde_json::Value = int64.into();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_number_int64`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serde_number_float64`
[INFO] [stderr]    --> tests/value_test.rs:206:9
[INFO] [stderr]     |
[INFO] [stderr] 206 |     let serde_number_float64: serde_json::Value = float64.into();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_number_float64`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serde_arr`
[INFO] [stderr]    --> tests/value_test.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let serde_arr: serde_json::Value = arr.into();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_arr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `serde_map`
[INFO] [stderr]    --> tests/value_test.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let serde_map: serde_json::Value = map.into();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_serde_map`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ConfigError`, `Value`, and `self`
[INFO] [stderr]  --> tests/config/config_overwrite_test.rs:1:24
[INFO] [stderr]   |
[INFO] [stderr] 1 | use configrs::config::{self, Config, ConfigError, Value};
[INFO] [stderr]   |                        ^^^^          ^^^^^^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> tests/config/config_prefix_test.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ConfigError`
[INFO] [stderr]  --> tests/config_error_test.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | use configrs::config::{Config, ConfigError};
[INFO] [stderr]   |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> tests/value_test.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cfg`
[INFO] [stderr]    --> tests/config/config_toml_test.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |     let cfg = cfg.unwrap_err();
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cfg`
[INFO] [stderr]    --> tests/config/config_yaml_test.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |     let cfg = cfg.unwrap_err();
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val_b`
[INFO] [stderr]    --> tests/value_test.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |     let val_b = if let Value::Array(ref v) = val {
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_val_b`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `boolean`, and `float` are never read
[INFO] [stderr]   --> tests/config/config_env_vars_test.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     struct Cfg {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] 71 |         #[serde(alias = "ENV_STRING")]
[INFO] [stderr] 72 |         string: String,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 73 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 74 |         int: i64,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 75 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 76 |         boolean: bool,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 77 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 78 |         float: f64,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, and `boolean_2` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     struct Cfg {
[INFO] [stderr]     |            --- fields in this struct
[INFO] [stderr] 109 |         #[serde(alias = "ENV_STRING")]
[INFO] [stderr] 110 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 111 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 112 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 113 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 114 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 115 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 116 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 117 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 118 |         boolean_2: bool,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `ENVSTRING`, `int`, `float`, and `boolean` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |     struct Cfg {
[INFO] [stderr]     |            --- fields in this struct
[INFO] [stderr] 149 |         // #[serde(alias = "ENV_STRING")]
[INFO] [stderr] 150 |         ENVSTRING: String, // env var: ENV_STRING, error because case must be exact, including non-letter
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 151 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 152 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 153 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 154 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 155 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 156 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, and `boolean` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:187:9
[INFO] [stderr]     |
[INFO] [stderr] 185 |     struct Cfg {
[INFO] [stderr]     |            --- fields in this struct
[INFO] [stderr] 186 |         #[serde(alias = "ENV_STRiNG")]
[INFO] [stderr] 187 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 188 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 189 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 190 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 191 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 192 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 193 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:421:9
[INFO] [stderr]     |
[INFO] [stderr] 419 |     struct Cfg {
[INFO] [stderr]     |            --- fields in this struct
[INFO] [stderr] 420 |         #[serde(alias = "ENV_STRING")]
[INFO] [stderr] 421 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 422 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 423 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 424 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 425 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 426 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 427 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 428 |         #[serde(flatten)]
[INFO] [stderr] 429 |         cfg_nested: CfgNested,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, and `boolean` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:434:9
[INFO] [stderr]     |
[INFO] [stderr] 432 |     struct CfgNested {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 433 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stderr] 434 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 435 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stderr] 436 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 437 |         #[serde(alias = "ENV_FLOAT_NESTED")] // missing one
[INFO] [stderr] 438 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 439 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stderr] 440 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:488:9
[INFO] [stderr]     |
[INFO] [stderr] 486 |     struct Cfg {
[INFO] [stderr]     |            --- fields in this struct
[INFO] [stderr] 487 |         #[serde(alias = "ENV_STRING")]
[INFO] [stderr] 488 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 489 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 490 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 491 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 492 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 493 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 494 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 497 |         cfg_nested: CfgNested,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, `boolean_2`, and `cfg_nested_nested` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:502:9
[INFO] [stderr]     |
[INFO] [stderr] 500 |     struct CfgNested {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 501 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stderr] 502 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 503 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stderr] 504 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 505 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stderr] 506 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 507 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stderr] 508 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 509 |         #[serde(alias = "ENV_BOOL_NESTED")] // duplicated field
[INFO] [stderr] 510 |         boolean_2: bool,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 513 |         cfg_nested_nested: CfgNestedNested,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `string_2`, `int`, `float`, and `boolean` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:518:9
[INFO] [stderr]     |
[INFO] [stderr] 516 |     struct CfgNestedNested {
[INFO] [stderr]     |            --------------- fields in this struct
[INFO] [stderr] 517 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stderr] 518 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 519 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")] // duplicated field
[INFO] [stderr] 520 |         string_2: String,
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 521 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stderr] 522 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 523 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stderr] 524 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 525 |         #[serde(alias = "ENV_BOOL_NESTED_NESTED")]
[INFO] [stderr] 526 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CfgNestedNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:579:9
[INFO] [stderr]     |
[INFO] [stderr] 577 |     struct Cfg {
[INFO] [stderr]     |            --- fields in this struct
[INFO] [stderr] 578 |         #[serde(alias = "ENV_STRING")]
[INFO] [stderr] 579 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 580 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 581 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 582 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 583 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 584 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 585 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 588 |         cfg_nested: CfgNested,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested_nested` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:593:9
[INFO] [stderr]     |
[INFO] [stderr] 591 |     struct CfgNested {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 592 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stderr] 593 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 594 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stderr] 595 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 596 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stderr] 597 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 598 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stderr] 599 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 602 |         cfg_nested_nested: CfgNestedNested,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, and `ENV_BOOL_NESTEDNESTED` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:607:9
[INFO] [stderr]     |
[INFO] [stderr] 605 |     struct CfgNestedNested {
[INFO] [stderr]     |            --------------- fields in this struct
[INFO] [stderr] 606 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stderr] 607 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 608 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stderr] 609 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 610 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stderr] 611 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 612 |         // #[serde(alias = "ENV_BOOL_NESTED_NESTED")]
[INFO] [stderr] 613 |         ENV_BOOL_NESTEDNESTED: bool,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CfgNestedNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:666:9
[INFO] [stderr]     |
[INFO] [stderr] 664 |     struct Cfg {
[INFO] [stderr]     |            --- fields in this struct
[INFO] [stderr] 665 |         #[serde(alias = "ENV_STRING")]
[INFO] [stderr] 666 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 667 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 668 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 669 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stderr] 670 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 671 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stderr] 672 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 675 |         cfg_nested: CfgNested,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Cfg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, `boolean`, and `cfg_nested_nested` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:680:9
[INFO] [stderr]     |
[INFO] [stderr] 678 |     struct CfgNested {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 679 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stderr] 680 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 681 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stderr] 682 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 683 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stderr] 684 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 685 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stderr] 686 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 689 |         cfg_nested_nested: CfgNestedNested,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CfgNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `int`, `float`, and `boolean` are never read
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:694:9
[INFO] [stderr]     |
[INFO] [stderr] 692 |     struct CfgNestedNested {
[INFO] [stderr]     |            --------------- fields in this struct
[INFO] [stderr] 693 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stderr] 694 |         string: String,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 695 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stderr] 696 |         int: i64,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 697 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stderr] 698 |         float: f64,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 699 |         #[serde(alias = "ENV_BOoL_NESTED_NESTED")]
[INFO] [stderr] 700 |         boolean: bool,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CfgNestedNested` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `string`, `integer`, `boolean`, `float`, and `string_2` are never read
[INFO] [stderr]   --> tests/config/config_prefix_test.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     struct Env {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] 67 |         #[serde(alias = "ENV_KEY")]
[INFO] [stderr] 68 |         string: String,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 69 |         #[serde(alias = "ENV_INT")]
[INFO] [stderr] 70 |         integer: i32,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 71 |         #[serde(alias = "BOOL")]
[INFO] [stderr] 72 |         boolean: bool,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 73 |         #[serde(alias = "ENVFLOAT")]
[INFO] [stderr] 74 |         float: Option<f64>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 75 |         #[serde(alias = "env_FLOAT")]
[INFO] [stderr] 76 |         string_2: Option<String>,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Env` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ENVSTRING` should have a snake case name
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         ENVSTRING: String, // env var: ENV_STRING, error because case must be exact, including non-letter
[INFO] [stderr]     |         ^^^^^^^^^ help: convert the identifier to snake case: `envstring`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ENV_BOOL_NESTEDNESTED` should have a snake case name
[INFO] [stderr]    --> tests/config/config_env_vars_test.rs:613:9
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 613 |         ENV_BOOL_NESTEDNESTED: bool,
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `env_bool_nestednested`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: structure field `ENV_STRiNG` should have a snake case name
[INFO] [stdout] 
[INFO] [stderr]    --> tests/config/config_env_test.rs:319:13
[INFO] [stderr]     |
[INFO] [stderr] 319 |         pub ENV_STRiNG: String,
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `env_stri_ng`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `env_String` should have a snake case name
[INFO] [stderr]    --> tests/config/config_json_test.rs:391:13
[INFO] [stderr]     |
[INFO] [stderr] 391 |         pub env_String: String,
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `env_string`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `env_strIng` should have a snake case name
[INFO] [stderr]    --> tests/config/config_toml_test.rs:392:13
[INFO] [stderr]     |
[INFO] [stderr] 392 |         pub env_strIng: String,
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `env_str_ing`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ENV_STRiNG` should have a snake case name
[INFO] [stderr]    --> tests/config/config_yaml_test.rs:393:13
[INFO] [stderr]     |
[INFO] [stderr] 393 |         pub ENV_STRiNG: String,
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `env_stri_ng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ConfigError`
[INFO] [stderr]  --> tests/config_error_test.rs:3:32
[INFO] [stderr]   |
[INFO] [stderr] 3 | use configrs::config::{Config, ConfigError};
[INFO] [stderr]   |                                ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::any::Any`
[INFO] [stderr]  --> examples/multi/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::any::Any;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `configrs` (example "simple") generated 6 warnings (run `cargo fix --example "simple" -p configrs` to apply 4 suggestions)
[INFO] [stderr] warning: `configrs` (test "value_test") generated 10 warnings (run `cargo fix --test "value_test" -p configrs` to apply 10 suggestions)
[INFO] [stderr] warning: `configrs` (test "config_test") generated 37 warnings (8 duplicates) (run `cargo fix --test "config_test" -p configrs` to apply 7 suggestions)
[INFO] [stderr] warning: `configrs` (test "config_error_test") generated 1 warning (run `cargo fix --test "config_error_test" -p configrs` to apply 1 suggestion)
[INFO] [stderr] warning: `configrs` (example "multi") generated 1 warning (run `cargo fix --example "multi" -p configrs` to apply 1 suggestion)
[INFO] [stderr] warning: `configrs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/configrs-1db393982849db8c)
[INFO] [stderr]      Running tests/config_error_test.rs (/opt/rustwide/target/debug/deps/config_error_test-cc897de2d7369018)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_config_error_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/config_test.rs (/opt/rustwide/target/debug/deps/config_test-355fb7e2ae07a349)
[INFO] [stdout] 
[INFO] [stdout] running 69 tests
[INFO] [stdout] test config::config_env_test::test_env_alias_case_sensitive_failed ... ok
[INFO] [stdout] test config::config_env_test::test_env_missing_key ... ok
[INFO] [stdout] test config::config_env_test::test_env_default_success ... ok
[INFO] [stdout] test config::config_env_test::test_env_custom_default_success ... ok
[INFO] [stdout] test config::config_env_test::test_env_field_case_sensitive_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_default_success ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_duplicate_field_alias_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_default_custom_success ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_missing_field_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_case_sensitivity_alias_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_case_sensitivity_fields_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_nested_default_success ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_nested_case_sensitivity_fields_failed ... ok
[INFO] [stdout] test config::config_json_test::test_json_alias_case_sensitive_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_nested_default_custom_success ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_success ... ok
[INFO] [stdout] test config::config_json_test::test_json_custom_default_success ... ok
[INFO] [stdout] test config::config_json_test::test_json_default_success ... ok
[INFO] [stdout] test config::config_mixes_test::test_env_env_values ... ok
[INFO] [stdout] test config::config_json_test::test_json_field_case_sensitive_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_nested_case_sensitivity_alias_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_nested_duplicate_field_alias_failed ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_nested_missing_field_failed ... ok
[INFO] [stdout] test config::config_overwrite_test::test_overwrite_json_overwrite_off ... ok
[INFO] [stdout] test config::config_env_vars_test::test_env_vars_nested_success ... ok
[INFO] [stdout] test config::config_mixes_test::test_mix_all ... ok
[INFO] [stdout] test config::config_mixes_test::test_env_env_values_with_value_map ... ok
[INFO] [stdout] test config::config_json_test::test_json_missing_key ... ok
[INFO] [stdout] test config::config_overwrite_test::test_overwrite_map_with_values_success ... ok
[INFO] [stdout] test config::config_overwrite_test::test_overwrite_json_overwrite_on ... ok
[INFO] [stdout] test config::config_json_test::test_json_success ... ok
[INFO] [stdout] test config::config_overwrite_test::test_overwrite_with_values_failed ... ok
[INFO] [stdout] test config::config_overwrite_test::test_overwrite_with_values_success ... ok
[INFO] [stdout] test config::config_prefix_test::test_prefix_from_env_vars_env_success ... ok
[INFO] [stdout] test config::config_prefix_test::test_prefix_from_env_vars_failed ... ok
[INFO] [stdout] test config::config_toml_test::test_toml_default_success ... ok
[INFO] [stdout] test config::config_toml_test::test_toml_field_case_sensitive_failed ... ok
[INFO] [stdout] test config::config_value_test::test_with_value_custom_default_success ... ok
[INFO] [stdout] test config::config_toml_test::test_toml_custom_default_success ... ok
[INFO] [stdout] test config::config_yaml_test::test_yaml_alias_case_sensitive_failed ... ok
[INFO] [stdout] test config::config_toml_test::test_toml_missing_key ... ok
[INFO] [stdout] test config::config_toml_test::test_toml_alias_case_sensitive_failed ... ok
[INFO] [stdout] test config::config_prefix_test::test_prefix_from_env_vars_success ... ok
[INFO] [stdout] test config_error_test::test_config_error_to_string ... ok
[INFO] [stdout] test config::config_yaml_test::test_yaml_missing_key ... ok
[INFO] [stdout] test config::config_yaml_test::test_yaml_success ... ok
[INFO] [stdout] test config::config_value_test::test_with_value_success ... ok
[INFO] [stdout] test config::config_yaml_test::test_yaml_custom_default_success ... ok
[INFO] [stdout] test config::config_toml_test::test_toml_success ... ok
[INFO] [stdout] test config::config_yaml_test::test_yaml_field_case_sensitive_failed ... ok
[INFO] [stdout] test value_test::test_bool_conversion ... ok
[INFO] [stdout] test value_test::test_f64_conversion ... ok
[INFO] [stdout] test value_test::test_i64_conversion ... ok
[INFO] [stdout] test config::config_yaml_test::test_yaml_default_success ... ok
[INFO] [stdout] test value_test::test_map_conversion ... ok
[INFO] [stdout] test value_test::test_str_conversion ... ok
[INFO] [stdout] test value_test::test_serde_deserialization ... ok
[INFO] [stdout] test value_test::test_string_conversion ... ok
[INFO] [stdout] test value_test::test_slice_conversion ... ok
[INFO] [stdout] test value_test::test_value_map ... ok
[INFO] [stdout] test value_test::test_value_string ... ok
[INFO] [stdout] test value_test::test_value_serde_conversion ... ok
[INFO] [stdout] test value_test::test_value_array ... ok
[INFO] [stdout] test value_test::test_vec_conversion ... ok
[INFO] [stdout] test config::config_value_test::test_with_value_default_success ... ok
[INFO] [stdout] test value_test::test_value_int64 ... ok
[INFO] [stdout] test value_test::test_value_bool ... ok
[INFO] [stdout] test config::config_env_test::test_env_success ... FAILED
[INFO] [stdout] test value_test::test_value_float64 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- config::config_env_test::test_env_success stdout ----
[INFO] [stdout] [tests/config/config_env_test.rs:66:5] &cfg = Err(
[INFO] [stdout]     ConfigError {
[INFO] [stdout]         config_error_impl: DuplicateKey(
[INFO] [stdout]             "ENV_STRING",
[INFO] [stdout]         ),
[INFO] [stdout]     },
[INFO] [stdout] )
[INFO] [stdout] 
[INFO] [stdout] thread 'config::config_env_test::test_env_success' (33) panicked at tests/config/config_env_test.rs:68:5:
[INFO] [stdout] assertion failed: cfg.is_ok()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58dd4e228f62 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58dd4e228f62 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58dd4e228f62 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58dd4e228f62 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58dd4e23a9ff - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58dd4e23a9ff - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x58dd4e1f6193 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58dd4e1f6193 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58dd4e2024a2 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58dd4e206fdf - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x58dd4e206e71 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x58dd4e04878e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x58dd4e04878e - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58dd4e2075ef - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x58dd4e2075ef - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x58dd4e207416 - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x58dd4e2025d9 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x58dd4e1ea1fd - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x58dd4e2441b0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58dd4e24418c - core::panicking::panic::h5cbcc2ceb0950681
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x58dd4df31c27 - config_test::config::config_env_test::test_env_success::h8ffeefb7de5052a7
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/config/config_env_test.rs:68:5
[INFO] [stdout]   21:     0x58dd4df32417 - config_test::config::config_env_test::test_env_success::{{closure}}::hadb181ffea921719
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/config/config_env_test.rs:9:22
[INFO] [stdout]   22:     0x58dd4df64086 - core::ops::function::FnOnce::call_once::h50fe2af61a78b905
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x58dd4e04858b - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x58dd4e04858b - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x58dd4e05c5ed - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x58dd4e05c5ed - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x58dd4e05c5ed - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x58dd4e05c5ed - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x58dd4e05c5ed - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x58dd4e05c5ed - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x58dd4e05c5ed - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x58dd4e035b34 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x58dd4e035b34 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x58dd4e03938a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   35:     0x58dd4e03938a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x58dd4e03938a - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   37:     0x58dd4e03938a - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   38:     0x58dd4e03938a - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x58dd4e03938a - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   40:     0x58dd4e03938a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x58dd4e1fd9df - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   42:     0x58dd4e1fd9df - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   43:     0x7a2b83958aa4 - <unknown>
[INFO] [stdout]   44:     0x7a2b839e5a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     config::config_env_test::test_env_success
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 68 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test config_test`
[INFO] running `Command { std: "docker" "inspect" "955c360a8f41479b3d4fb7d0cab28280d759db11c99bce255d820ba290b72894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955c360a8f41479b3d4fb7d0cab28280d759db11c99bce255d820ba290b72894", kill_on_drop: false }`
[INFO] [stdout] 955c360a8f41479b3d4fb7d0cab28280d759db11c99bce255d820ba290b72894
