[INFO] fetching crate tracing_storage_logger 0.1.16...
[INFO] testing tracing_storage_logger-0.1.16 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate tracing_storage_logger 0.1.16 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate tracing_storage_logger 0.1.16
[INFO] finished tweaking crates.io crate tracing_storage_logger 0.1.16
[INFO] tweaked toml for crates.io crate tracing_storage_logger 0.1.16 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing_storage_logger 0.1.16 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing_storage_logger 0.1.16 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-attributes v0.1.22
[INFO] [stderr]   Downloaded readme v0.1.0
[INFO] [stderr]   Downloaded string-builder v0.2.0
[INFO] [stderr]   Downloaded tracing-core v0.1.29
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.82
[INFO] [stderr]   Downloaded tracing v0.1.36
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.82
[INFO] [stderr]   Downloaded file-rotate v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.82
[INFO] [stderr]   Downloaded ucd-util v0.1.9
[INFO] [stderr]   Downloaded js-sys v0.3.59
[INFO] [stderr]   Downloaded miniz_oxide v0.5.3
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.15
[INFO] [stderr]   Downloaded bumpalo v3.10.0
[INFO] [stderr]   Downloaded parse-zoneinfo v0.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.83
[INFO] [stderr]   Downloaded chrono v0.4.20
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.82
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.82
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded chrono-tz v0.4.1
[INFO] [stderr]   Downloaded serde v1.0.142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea
[INFO] running `Command { std: "docker" "start" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: tracing_storage_logger v0.1.16 (/opt/rustwide/workdir) ignoring invalid dependency `readme` which is missing a lib target
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling ucd-util v0.1.9
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling tracing-core v0.1.29
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling string-builder v0.2.0
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.15
[INFO] [stderr]    Compiling chrono v0.4.20
[INFO] [stderr]    Compiling parse-zoneinfo v0.1.1
[INFO] [stderr]    Compiling file-rotate v0.7.0
[INFO] [stderr]    Compiling chrono-tz v0.4.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling tracing v0.1.36
[INFO] [stderr]    Compiling tracing_storage_logger v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt::Layer`
[INFO] [stdout]  --> src/logger.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing_subscriber::{fmt::Layer, prelude::*};
[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: `chrono_tz::US::Eastern`
[INFO] [stdout]  --> src/custom_layer/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono_tz::US::Eastern;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `suffix::AppendCount`
[INFO] [stdout]  --> src/custom_layer/mod.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use file_rotate::{compression::Compression, suffix::AppendCount, ContentLimit, FileRotate};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/custom_layer/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]   --> src/custom_layer/mod.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing_subscriber::registry::{Scope, SpanRef};
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `registry::Extensions`
[INFO] [stdout]   --> src/custom_layer/mod.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tracing_subscriber::{registry::Extensions, Layer};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]   --> src/custom_layer/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         attrs: &tracing::span::Attributes<'_>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/custom_layer/mod.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |             let mut parse_me = value.to_string();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/custom_layer/mod.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let output = serde_json::json!({
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `spans` is never read
[INFO] [stdout]    --> src/custom_layer/mod.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut spans = Vec::<SpanRef<'_, S>>::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 132 |             spans = ctx
[INFO] [stdout]     |             ----- `spans` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             write!( w, "{b}"); 
[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] 12 |             let _ = write!( w, "{b}"); 
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(w, "");
[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] 13 |             let _ = writeln!(w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             write!( w, "{n}");
[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] 16 |             let _ = write!( w, "{n}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             writeln!( w, "");
[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] 17 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             write!( w, "{s}");
[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] 20 |             let _ = write!( w, "{s}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             writeln!( w, "");
[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] 21 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 34 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 38 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         write!( w, "{start_indent}{indent_str}{key}: ");
[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] 41 |                         let _ = write!( w, "{start_indent}{indent_str}{key}: ");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             writeln!(log, "{indent}[{name}]");
[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] 183 |             let _ = writeln!(log, "{indent}[{name}]");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |                     writeln!(&mut log, "{}{}", indent, value.to_string());
[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] 202 |                     let _ = writeln!(&mut log, "{}{}", indent, value.to_string());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Subscriber`, `debug_span`, `error`, `info_span`, `info`, `instrument`, and `warn`
[INFO] [stdout]  --> src/logger.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use tracing::{debug_span, error, info, info_span, instrument, warn, Subscriber};
[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: `fmt::Layer`
[INFO] [stdout]  --> src/logger.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing_subscriber::{fmt::Layer, prelude::*};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono_tz::US::Eastern`
[INFO] [stdout]  --> src/custom_layer/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono_tz::US::Eastern;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `suffix::AppendCount`
[INFO] [stdout]  --> src/custom_layer/mod.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use file_rotate::{compression::Compression, suffix::AppendCount, ContentLimit, FileRotate};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/custom_layer/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]   --> src/custom_layer/mod.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing_subscriber::registry::{Scope, SpanRef};
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `registry::Extensions`
[INFO] [stdout]   --> src/custom_layer/mod.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tracing_subscriber::{registry::Extensions, Layer};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]   --> src/custom_layer/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         attrs: &tracing::span::Attributes<'_>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/custom_layer/mod.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |             let mut parse_me = value.to_string();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/custom_layer/mod.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let output = serde_json::json!({
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `spans` is never read
[INFO] [stdout]    --> src/custom_layer/mod.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut spans = Vec::<SpanRef<'_, S>>::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 132 |             spans = ctx
[INFO] [stdout]     |             ----- `spans` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logger`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let logger = Logger::new(
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `Logger`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     let logger = Logger::new(
[INFO] [stdout] 10 +     let tracing_storage_logger::logger::Logger = Logger::new(
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _logger = Logger::new(
[INFO] [stdout]    |         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Logger` is never constructed
[INFO] [stdout]  --> src/logger.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Logger;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/logger.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Logger {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(path: PathBuf, limit: ContentLimit, max_files: usize, time_zone: Tz) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomLayer` is never constructed
[INFO] [stdout]   --> src/custom_layer/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CustomLayer {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_span_path` is never used
[INFO] [stdout]    --> src/custom_layer/mod.rs:222:12
[INFO] [stdout]     |
[INFO] [stdout] 221 | impl CustomLayer {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 222 |     pub fn get_span_path() {}
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JsonVisitor` is never constructed
[INFO] [stdout]  --> src/custom_layer/visitor.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct JsonVisitor<'a>(pub &'a mut BTreeMap<String, serde_json::Value>);
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomFieldStorage` is never constructed
[INFO] [stdout]   --> src/custom_layer/visitor.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct CustomFieldStorage(pub BTreeMap<String, serde_json::Value>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_json` is never used
[INFO] [stdout]   --> src/write_json.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn write_json(w: &mut impl Write, value: Value, start_indent: &str){
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             writeln!(log, "{indent}[{name}]");
[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] 183 |             let _ = writeln!(log, "{indent}[{name}]");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |                     writeln!(&mut log, "{}{}", indent, value.to_string());
[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] 202 |                     let _ = writeln!(&mut log, "{}{}", indent, value.to_string());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             write!( w, "{b}"); 
[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] 12 |             let _ = write!( w, "{b}"); 
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(w, "");
[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] 13 |             let _ = writeln!(w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             write!( w, "{n}");
[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] 16 |             let _ = write!( w, "{n}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             writeln!( w, "");
[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] 17 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             write!( w, "{s}");
[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] 20 |             let _ = write!( w, "{s}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             writeln!( w, "");
[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] 21 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 34 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 38 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         write!( w, "{start_indent}{indent_str}{key}: ");
[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] 41 |                         let _ = write!( w, "{start_indent}{indent_str}{key}: ");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 21.92s
[INFO] running `Command { std: "docker" "inspect" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: tracing_storage_logger v0.1.16 (/opt/rustwide/workdir) ignoring invalid dependency `readme` which is missing a lib target
[INFO] [stdout] warning: unused import: `fmt::Layer`
[INFO] [stdout]  --> src/logger.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing_subscriber::{fmt::Layer, prelude::*};
[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: `chrono_tz::US::Eastern`
[INFO] [stdout]  --> src/custom_layer/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono_tz::US::Eastern;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `suffix::AppendCount`
[INFO] [stdout]  --> src/custom_layer/mod.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use file_rotate::{compression::Compression, suffix::AppendCount, ContentLimit, FileRotate};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/custom_layer/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]   --> src/custom_layer/mod.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing_subscriber::registry::{Scope, SpanRef};
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `registry::Extensions`
[INFO] [stdout]   --> src/custom_layer/mod.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tracing_subscriber::{registry::Extensions, Layer};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]   --> src/custom_layer/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         attrs: &tracing::span::Attributes<'_>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/custom_layer/mod.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |             let mut parse_me = value.to_string();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/custom_layer/mod.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let output = serde_json::json!({
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `spans` is never read
[INFO] [stdout]    --> src/custom_layer/mod.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut spans = Vec::<SpanRef<'_, S>>::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 132 |             spans = ctx
[INFO] [stdout]     |             ----- `spans` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             write!( w, "{b}"); 
[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] 12 |             let _ = write!( w, "{b}"); 
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(w, "");
[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] 13 |             let _ = writeln!(w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             write!( w, "{n}");
[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] 16 |             let _ = write!( w, "{n}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             writeln!( w, "");
[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] 17 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             write!( w, "{s}");
[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] 20 |             let _ = write!( w, "{s}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             writeln!( w, "");
[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] 21 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tracing_storage_logger v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 34 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 38 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         write!( w, "{start_indent}{indent_str}{key}: ");
[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] 41 |                         let _ = write!( w, "{start_indent}{indent_str}{key}: ");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             writeln!(log, "{indent}[{name}]");
[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] 183 |             let _ = writeln!(log, "{indent}[{name}]");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |                     writeln!(&mut log, "{}{}", indent, value.to_string());
[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] 202 |                     let _ = writeln!(&mut log, "{}{}", indent, value.to_string());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Subscriber`, `debug_span`, `error`, `info_span`, `info`, `instrument`, and `warn`
[INFO] [stdout]  --> src/logger.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use tracing::{debug_span, error, info, info_span, instrument, warn, Subscriber};
[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: `fmt::Layer`
[INFO] [stdout]  --> src/logger.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing_subscriber::{fmt::Layer, prelude::*};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chrono_tz::US::Eastern`
[INFO] [stdout]  --> src/custom_layer/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono_tz::US::Eastern;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `suffix::AppendCount`
[INFO] [stdout]  --> src/custom_layer/mod.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use file_rotate::{compression::Compression, suffix::AppendCount, ContentLimit, FileRotate};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/custom_layer/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]   --> src/custom_layer/mod.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing_subscriber::registry::{Scope, SpanRef};
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `registry::Extensions`
[INFO] [stdout]   --> src/custom_layer/mod.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tracing_subscriber::{registry::Extensions, Layer};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Layer`
[INFO] [stdout]  --> src/logger.rs:6:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing_subscriber::{fmt::Layer, prelude::*};
[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: `chrono_tz::US::Eastern`
[INFO] [stdout]  --> src/custom_layer/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono_tz::US::Eastern;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `suffix::AppendCount`
[INFO] [stdout]  --> src/custom_layer/mod.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | use file_rotate::{compression::Compression, suffix::AppendCount, ContentLimit, FileRotate};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/custom_layer/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Scope`
[INFO] [stdout]   --> src/custom_layer/mod.rs:14:36
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tracing_subscriber::registry::{Scope, SpanRef};
[INFO] [stdout]    |                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `registry::Extensions`
[INFO] [stdout]   --> src/custom_layer/mod.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use tracing_subscriber::{registry::Extensions, Layer};
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]   --> src/custom_layer/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         attrs: &tracing::span::Attributes<'_>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/custom_layer/mod.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |             let mut parse_me = value.to_string();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/custom_layer/mod.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let output = serde_json::json!({
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `spans` is never read
[INFO] [stdout]    --> src/custom_layer/mod.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut spans = Vec::<SpanRef<'_, S>>::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 132 |             spans = ctx
[INFO] [stdout]     |             ----- `spans` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logger`
[INFO] [stdout]   --> src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let logger = Logger::new(
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `Logger`
[INFO] [stdout]    |
[INFO] [stdout] 10 -     let logger = Logger::new(
[INFO] [stdout] 10 +     let tracing_storage_logger::logger::Logger = Logger::new(
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _logger = Logger::new(
[INFO] [stdout]    |         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ----^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]   --> src/custom_layer/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         attrs: &tracing::span::Attributes<'_>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]   --> src/custom_layer/mod.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Logger` is never constructed
[INFO] [stdout]  --> src/logger.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Logger;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/logger.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Logger {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 17 |     pub fn new(path: PathBuf, limit: ContentLimit, max_files: usize, time_zone: Tz) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomLayer` is never constructed
[INFO] [stdout]   --> src/custom_layer/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct CustomLayer {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_span_path` is never used
[INFO] [stdout]    --> src/custom_layer/mod.rs:222:12
[INFO] [stdout]     |
[INFO] [stdout] 221 | impl CustomLayer {
[INFO] [stdout]     | ---------------- associated function in this implementation
[INFO] [stdout] 222 |     pub fn get_span_path() {}
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `JsonVisitor` is never constructed
[INFO] [stdout]  --> src/custom_layer/visitor.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct JsonVisitor<'a>(pub &'a mut BTreeMap<String, serde_json::Value>);
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CustomFieldStorage` is never constructed
[INFO] [stdout]   --> src/custom_layer/visitor.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct CustomFieldStorage(pub BTreeMap<String, serde_json::Value>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_json` is never used
[INFO] [stdout]   --> src/write_json.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn write_json(w: &mut impl Write, value: Value, start_indent: &str){
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             writeln!(log, "{indent}[{name}]");
[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] 183 |             let _ = writeln!(log, "{indent}[{name}]");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |                     writeln!(&mut log, "{}{}", indent, value.to_string());
[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] 202 |                     let _ = writeln!(&mut log, "{}{}", indent, value.to_string());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             write!( w, "{b}"); 
[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] 12 |             let _ = write!( w, "{b}"); 
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(w, "");
[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] 13 |             let _ = writeln!(w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             write!( w, "{n}");
[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] 16 |             let _ = write!( w, "{n}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             writeln!( w, "");
[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] 17 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             write!( w, "{s}");
[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] 20 |             let _ = write!( w, "{s}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             writeln!( w, "");
[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] 21 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 34 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 38 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         write!( w, "{start_indent}{indent_str}{key}: ");
[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] 41 |                         let _ = write!( w, "{start_indent}{indent_str}{key}: ");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/custom_layer/mod.rs:185:17
[INFO] [stdout]     |
[INFO] [stdout] 185 |             let mut parse_me = value.to_string();
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/custom_layer/mod.rs:208:13
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let output = serde_json::json!({
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `spans` is never read
[INFO] [stdout]    --> src/custom_layer/mod.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let mut spans = Vec::<SpanRef<'_, S>>::new();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 132 |             spans = ctx
[INFO] [stdout]     |             ----- `spans` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             write!( w, "{b}"); 
[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] 12 |             let _ = write!( w, "{b}"); 
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             writeln!(w, "");
[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] 13 |             let _ = writeln!(w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             write!( w, "{n}");
[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] 16 |             let _ = write!( w, "{n}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             writeln!( w, "");
[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] 17 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             write!( w, "{s}");
[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] 20 |             let _ = write!( w, "{s}");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             writeln!( w, "");
[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] 21 |             let _ = writeln!( w, "");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 34 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 38 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/write_json.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         write!( w, "{start_indent}{indent_str}{key}: ");
[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] 41 |                         let _ = write!( w, "{start_indent}{indent_str}{key}: ");
[INFO] [stdout]    |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             writeln!(log, "{indent}[{name}]");
[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] 183 |             let _ = writeln!(log, "{indent}[{name}]");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/custom_layer/mod.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |                     writeln!(&mut log, "{}{}", indent, value.to_string());
[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] 202 |                     let _ = writeln!(&mut log, "{}{}", indent, value.to_string());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: tracing_storage_logger v0.1.16 (/opt/rustwide/workdir) ignoring invalid dependency `readme` which is missing a lib target
[INFO] [stderr] warning: unused import: `fmt::Layer`
[INFO] [stderr]  --> src/logger.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 | use tracing_subscriber::{fmt::Layer, prelude::*};
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chrono_tz::US::Eastern`
[INFO] [stderr]  --> src/custom_layer/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use chrono_tz::US::Eastern;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `suffix::AppendCount`
[INFO] [stderr]  --> src/custom_layer/mod.rs:6:45
[INFO] [stderr]   |
[INFO] [stderr] 6 | use file_rotate::{compression::Compression, suffix::AppendCount, ContentLimit, FileRotate};
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::Cell`
[INFO] [stderr]  --> src/custom_layer/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::cell::Cell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Scope`
[INFO] [stderr]   --> src/custom_layer/mod.rs:14:36
[INFO] [stderr]    |
[INFO] [stderr] 14 | use tracing_subscriber::registry::{Scope, SpanRef};
[INFO] [stderr]    |                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `registry::Extensions`
[INFO] [stderr]   --> src/custom_layer/mod.rs:15:26
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tracing_subscriber::{registry::Extensions, Layer};
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/custom_layer/mod.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]   --> src/custom_layer/mod.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         attrs: &tracing::span::Attributes<'_>,
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `visitor`
[INFO] [stderr]   --> src/custom_layer/mod.rs:74:13
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut visitor = JsonVisitor(&mut fields);
[INFO] [stderr]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/custom_layer/mod.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let mut parse_me = value.to_string();
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> src/custom_layer/mod.rs:208:13
[INFO] [stderr]     |
[INFO] [stderr] 208 |         let output = serde_json::json!({
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `spans` is never read
[INFO] [stderr]    --> src/custom_layer/mod.rs:121:25
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let mut spans = Vec::<SpanRef<'_, S>>::new();
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 132 |             spans = ctx
[INFO] [stderr]     |             ----- `spans` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |             write!( w, "{b}"); 
[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] 12 |             let _ = write!( w, "{b}"); 
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |             writeln!(w, "");
[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] 13 |             let _ = writeln!(w, "");
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:16:13
[INFO] [stderr]    |
[INFO] [stderr] 16 |             write!( w, "{n}");
[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] 16 |             let _ = write!( w, "{n}");
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 |             writeln!( w, "");
[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] 17 |             let _ = writeln!( w, "");
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             write!( w, "{s}");
[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] 20 |             let _ = write!( w, "{s}");
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             writeln!( w, "");
[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] 21 |             let _ = writeln!( w, "");
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:34:25
[INFO] [stderr]    |
[INFO] [stderr] 34 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 34 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:38:25
[INFO] [stderr]    |
[INFO] [stderr] 38 |                         write!( w, "{start_indent}{indent_str}{key}:\n");
[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] 38 |                         let _ = write!( w, "{start_indent}{indent_str}{key}:\n");
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:41:25
[INFO] [stderr]    |
[INFO] [stderr] 41 |                         write!( w, "{start_indent}{indent_str}{key}: ");
[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] 41 |                         let _ = write!( w, "{start_indent}{indent_str}{key}: ");
[INFO] [stderr]    |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/custom_layer/mod.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |             writeln!(log, "{indent}[{name}]");
[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] 183 |             let _ = writeln!(log, "{indent}[{name}]");
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/custom_layer/mod.rs:202:21
[INFO] [stderr]     |
[INFO] [stderr] 202 |                     writeln!(&mut log, "{}{}", indent, value.to_string());
[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] 202 |                     let _ = writeln!(&mut log, "{}{}", indent, value.to_string());
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tracing_storage_logger` (lib) generated 23 warnings (run `cargo fix --lib -p tracing_storage_logger` to apply 11 suggestions)
[INFO] [stderr] warning: `tracing_storage_logger` (lib test) generated 23 warnings (23 duplicates)
[INFO] [stderr] warning: unused imports: `Subscriber`, `debug_span`, `error`, `info_span`, `info`, `instrument`, and `warn`
[INFO] [stderr]  --> src/logger.rs:5:19
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use tracing::{debug_span, error, info, info_span, instrument, warn, Subscriber};
[INFO] [stderr]   |                   ^^^^^^^^^^  ^^^^^  ^^^^  ^^^^^^^^^  ^^^^^^^^^^  ^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fmt::Layer`
[INFO] [stderr]  --> src/logger.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 | use tracing_subscriber::{fmt::Layer, prelude::*};
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `logger`
[INFO] [stderr]   --> src/main.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let logger = Logger::new(
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: you might have meant to pattern match on the similarly named struct `Logger`
[INFO] [stderr]    |
[INFO] [stderr] 10 -     let logger = Logger::new(
[INFO] [stderr] 10 +     let tracing_storage_logger::logger::Logger = Logger::new(
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let _logger = Logger::new(
[INFO] [stderr]    |         +
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Logger` is never constructed
[INFO] [stderr]  --> src/logger.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Logger;
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/logger.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl Logger {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] 17 |     pub fn new(path: PathBuf, limit: ContentLimit, max_files: usize, time_zone: Tz) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CustomLayer` is never constructed
[INFO] [stderr]   --> src/custom_layer/mod.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub struct CustomLayer {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `get_span_path` is never used
[INFO] [stderr]    --> src/custom_layer/mod.rs:222:12
[INFO] [stderr]     |
[INFO] [stderr] 221 | impl CustomLayer {
[INFO] [stderr]     | ---------------- associated function in this implementation
[INFO] [stderr] 222 |     pub fn get_span_path() {}
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `JsonVisitor` is never constructed
[INFO] [stderr]  --> src/custom_layer/visitor.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct JsonVisitor<'a>(pub &'a mut BTreeMap<String, serde_json::Value>);
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CustomFieldStorage` is never constructed
[INFO] [stderr]   --> src/custom_layer/visitor.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub struct CustomFieldStorage(pub BTreeMap<String, serde_json::Value>);
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `write_json` is never used
[INFO] [stderr]   --> src/write_json.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn write_json(w: &mut impl Write, value: Value, start_indent: &str){
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/custom_layer/mod.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |             writeln!(log, "{indent}[{name}]");
[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] 183 |             let _ = writeln!(log, "{indent}[{name}]");
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/write_json.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |             write!( w, "{b}"); 
[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] 12 |             let _ = write!( w, "{b}"); 
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tracing_storage_logger` (bin "main" test) generated 32 warnings (20 duplicates) (run `cargo fix --bin "main" -p tracing_storage_logger --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/tracing_storage_logger-ea8b4eae47a34dd3)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/main-177a5759acf2392b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing_storage_logger
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 6) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (1088) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/file-rotate-0.7.0/src/lib.rs:432:56:
[INFO] [stdout] create dir: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x62d5c4a4f3e1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x62d5c4a4f3e1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x62d5c4a4f3e1 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x62d5c4a4f3e1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x62d5c4a62e7a - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x62d5c4a62e7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    6:     0x62d5c4a5323c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x62d5c4a5323c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x62d5c4a37066 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x62d5c4a37066 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x62d5c4a4ad91 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x62d5c4a4af4b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:815:13
[INFO] [stdout]   12:     0x62d5c4a37112 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:688:13
[INFO] [stdout]   13:     0x62d5c4a2fea9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x62d5c4a3797d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stdout]   15:     0x62d5c4a635dc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x62d5c4a633b2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/result.rs:1871:5
[INFO] [stdout]   17:     0x62d5c49f036c - <file_rotate[c64ef3649c7cc03c]::FileRotate<file_rotate[c64ef3649c7cc03c]::suffix::AppendTimestamp>>::new::<std[70759c8f55707aa4]::path::PathBuf>
[INFO] [stdout]   18:     0x62d5c49f9b4d - <tracing_storage_logger[c2e23bf03cc72200]::custom_layer::CustomLayer as tracing_subscriber[28e1124e6f4bb1ef]::layer::Layer<tracing_subscriber[28e1124e6f4bb1ef]::registry::sharded::Registry>>::on_event
[INFO] [stdout]   19:     0x62d5c4a044bb - tracing_core[76ced6a288641ed2]::dispatcher::get_default::<(), <tracing_core[76ced6a288641ed2]::event::Event>::dispatch::{closure#0}>
[INFO] [stdout]   20:     0x62d5c4a03c21 - <tracing_core[76ced6a288641ed2]::event::Event>::dispatch
[INFO] [stdout]   21:     0x62d5c49e280e - rust_out[fc2a76a7d39855e1]::main::{closure#0}
[INFO] [stdout]   22:     0x62d5c49e51f9 - rust_out[fc2a76a7d39855e1]::main
[INFO] [stdout]   23:     0x62d5c49e5cc3 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   24:     0x62d5c49e257e - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   25:     0x62d5c49e2789 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   26:     0x62d5c4a4a4f9 - <&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   27:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   28:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::panicking::catch_unwind::<i32, &dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::panic::catch_unwind::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:175:24
[INFO] [stdout]   31:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   32:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::panicking::catch_unwind::<isize, std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::panic::catch_unwind::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x62d5c4a4a4f9 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:171:5
[INFO] [stdout]   35:     0x62d5c49e2461 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stdout]   36:     0x62d5c49e5d25 - main
[INFO] [stdout]   37:     0x7534aef06601 - <unknown>
[INFO] [stdout]   38:     0x7534aef06718 - __libc_start_main
[INFO] [stdout]   39:     0x62d5c49e2235 - _start
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea", kill_on_drop: false }`
[INFO] [stdout] 7a659d93ffa3b2e2981eff2b523fb744d2787315a4c19c9297407979e90e54ea
