[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] bd516bd5ed13274b47278de7a111e1ab2bf667e6
[INFO] checking mfirhas/configrs against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfirhas%2Fconfigrs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mfirhas/configrs on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "387e5ef612154424f961d67938a94e8d0fdbc2f060ed55107a2259b209ba4799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387e5ef612154424f961d67938a94e8d0fdbc2f060ed55107a2259b209ba4799", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4022dfd10624f4d7d6b0475b6cf83dec6eb21431f25ef346c0dbee480f4aecb9
[INFO] running `Command { std: "docker" "start" "-a" "4022dfd10624f4d7d6b0475b6cf83dec6eb21431f25ef346c0dbee480f4aecb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]     Checking winnow v0.5.32
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking unsafe-libyaml v0.2.10
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_yaml v0.9.30
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]    Compiling env-file-reader v0.3.0
[INFO] [stderr]     Checking configrs v0.2.0 (/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: `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: `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 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 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 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 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: `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:94:9
[INFO] [stdout]     |
[INFO] [stdout]  92 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout]  93 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout]  94 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]  95 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout]  96 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]  97 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout]  98 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]  99 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 100 |         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:146:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 145 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 146 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 147 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 148 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 149 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 150 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 151 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 152 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 153 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 154 |         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:202:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 201 |         // #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 202 |         ENVSTRING: String, // env var: ENV_STRING, error because case must be exact, including non-letter
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 203 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 204 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 205 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 206 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 207 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 208 |         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:255:9
[INFO] [stdout]     |
[INFO] [stdout] 253 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 254 |         #[serde(alias = "ENV_STRiNG")]
[INFO] [stdout] 255 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 256 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 257 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 258 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 259 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 260 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 261 |         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:591:9
[INFO] [stdout]     |
[INFO] [stdout] 589 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 590 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 591 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 592 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 593 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 594 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 595 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 596 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 597 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 598 |         #[serde(flatten)]
[INFO] [stdout] 599 |         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:604:9
[INFO] [stdout]     |
[INFO] [stdout] 602 |     struct CfgNested {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 603 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 604 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 605 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 606 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 607 |         #[serde(alias = "ENV_FLOAT_NESTED")] // missing one
[INFO] [stdout] 608 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 609 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 610 |         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:706:9
[INFO] [stdout]     |
[INFO] [stdout] 704 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 705 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 706 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 707 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 708 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 709 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 710 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 711 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 712 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 715 |         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:720:9
[INFO] [stdout]     |
[INFO] [stdout] 718 |     struct CfgNested {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 719 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 720 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 721 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 722 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 723 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stdout] 724 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 725 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 726 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 727 |         #[serde(alias = "ENV_BOOL_NESTED")] // duplicated field
[INFO] [stdout] 728 |         boolean_2: bool,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 731 |         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:736:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |     struct CfgNestedNested {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 735 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stdout] 736 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 737 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")] // duplicated field
[INFO] [stdout] 738 |         string_2: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 739 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stdout] 740 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 741 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stdout] 742 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 743 |         #[serde(alias = "ENV_BOOL_NESTED_NESTED")]
[INFO] [stdout] 744 |         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:855:9
[INFO] [stdout]     |
[INFO] [stdout] 853 |     struct Cfg {
[INFO] [stdout]     |            --- fields in this struct
[INFO] [stdout] 854 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 855 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 856 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 857 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 858 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 859 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 860 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 861 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 864 |         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:869:9
[INFO] [stdout]     |
[INFO] [stdout] 867 |     struct CfgNested {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 868 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 869 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 870 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 871 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 872 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stdout] 873 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 874 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 875 |         boolean: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 878 |         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:883:9
[INFO] [stdout]     |
[INFO] [stdout] 881 |     struct CfgNestedNested {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 882 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stdout] 883 |         string: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 884 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stdout] 885 |         int: i64,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 886 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stdout] 887 |         float: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 888 |         // #[serde(alias = "ENV_BOOL_NESTED_NESTED")]
[INFO] [stdout] 889 |         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:1000:9
[INFO] [stdout]      |
[INFO] [stdout]  998 |     struct Cfg {
[INFO] [stdout]      |            --- fields in this struct
[INFO] [stdout]  999 |         #[serde(alias = "ENV_STRING")]
[INFO] [stdout] 1000 |         string: String,
[INFO] [stdout]      |         ^^^^^^
[INFO] [stdout] 1001 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 1002 |         int: i64,
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 1003 |         #[serde(alias = "ENV_FLOAT")]
[INFO] [stdout] 1004 |         float: f64,
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 1005 |         #[serde(alias = "ENV_BOOL")]
[INFO] [stdout] 1006 |         boolean: bool,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1009 |         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:1014:9
[INFO] [stdout]      |
[INFO] [stdout] 1012 |     struct CfgNested {
[INFO] [stdout]      |            --------- fields in this struct
[INFO] [stdout] 1013 |         #[serde(alias = "ENV_STRING_NESTED")]
[INFO] [stdout] 1014 |         string: String,
[INFO] [stdout]      |         ^^^^^^
[INFO] [stdout] 1015 |         #[serde(alias = "ENV_INT_NESTED")]
[INFO] [stdout] 1016 |         int: i64,
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 1017 |         #[serde(alias = "ENV_FLOAT_NESTED")]
[INFO] [stdout] 1018 |         float: f64,
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 1019 |         #[serde(alias = "ENV_BOOL_NESTED")]
[INFO] [stdout] 1020 |         boolean: bool,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1023 |         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:1028:9
[INFO] [stdout]      |
[INFO] [stdout] 1026 |     struct CfgNestedNested {
[INFO] [stdout]      |            --------------- fields in this struct
[INFO] [stdout] 1027 |         #[serde(alias = "ENV_STRING_NESTED_NESTED")]
[INFO] [stdout] 1028 |         string: String,
[INFO] [stdout]      |         ^^^^^^
[INFO] [stdout] 1029 |         #[serde(alias = "ENV_INT_NESTED_NESTED")]
[INFO] [stdout] 1030 |         int: i64,
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 1031 |         #[serde(alias = "ENV_FLOAT_NESTED_NESTED")]
[INFO] [stdout] 1032 |         float: f64,
[INFO] [stdout]      |         ^^^^^
[INFO] [stdout] 1033 |         #[serde(alias = "ENV_BOoL_NESTED_NESTED")]
[INFO] [stdout] 1034 |         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:86:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     struct Env {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 85 |         #[serde(alias = "ENV_KEY")]
[INFO] [stdout] 86 |         string: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 87 |         #[serde(alias = "ENV_INT")]
[INFO] [stdout] 88 |         integer: i32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 89 |         #[serde(alias = "BOOL")]
[INFO] [stdout] 90 |         boolean: bool,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 91 |         #[serde(alias = "ENVFLOAT")]
[INFO] [stdout] 92 |         float: Option<f64>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 93 |         #[serde(alias = "env_FLOAT")]
[INFO] [stdout] 94 |         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:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         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:889:9
[INFO] [stdout]     |
[INFO] [stdout] 889 |         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 `dev` profile [unoptimized + debuginfo] target(s) in 24.80s
[INFO] running `Command { std: "docker" "inspect" "4022dfd10624f4d7d6b0475b6cf83dec6eb21431f25ef346c0dbee480f4aecb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4022dfd10624f4d7d6b0475b6cf83dec6eb21431f25ef346c0dbee480f4aecb9", kill_on_drop: false }`
[INFO] [stdout] 4022dfd10624f4d7d6b0475b6cf83dec6eb21431f25ef346c0dbee480f4aecb9
