[INFO] fetching crate coinbase_pro 0.1.1...
[INFO] testing coinbase_pro-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate coinbase_pro 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate coinbase_pro 0.1.1
[INFO] finished tweaking crates.io crate coinbase_pro 0.1.1
[INFO] tweaked toml for crates.io crate coinbase_pro 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coinbase_pro 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 226 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding mockall v0.11.4 (available: v0.13.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.23)
[INFO] [stderr]       Adding simple_logger v2.3.0 (available: v5.0.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fc9b2515015189f91ded81fafba1844ab83c701b22627a8de9cf538c56cf176
[INFO] running `Command { std: "docker" "start" "-a" "4fc9b2515015189f91ded81fafba1844ab83c701b22627a8de9cf538c56cf176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc9b2515015189f91ded81fafba1844ab83c701b22627a8de9cf538c56cf176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc9b2515015189f91ded81fafba1844ab83c701b22627a8de9cf538c56cf176", kill_on_drop: false }`
[INFO] [stdout] 4fc9b2515015189f91ded81fafba1844ab83c701b22627a8de9cf538c56cf176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90344d9b2007974473ecd3d23d885c509bf77b4ac6ea7767aea10aa8fb7b800e
[INFO] running `Command { std: "docker" "start" "-a" "90344d9b2007974473ecd3d23d885c509bf77b4ac6ea7767aea10aa8fb7b800e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling simple_logger v2.3.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling coinbase_pro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/api.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::SocketAddr`
[INFO] [stdout]  --> src/api.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::net::SocketAddr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]   --> src/api.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::pin::Pin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SocketAddressError` and `URLParseError`
[INFO] [stdout]   --> src/api.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     SocketAddressError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     URLParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:371:27
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     #[cfg(backtrace)]
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:384:23
[INFO] [stdout]     |
[INFO] [stdout] 384 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:727:23
[INFO] [stdout]     |
[INFO] [stdout] 727 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:762:23
[INFO] [stdout]     |
[INFO] [stdout] 762 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/errors.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:150:15
[INFO] [stdout]     |
[INFO] [stdout] 150 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:163:15
[INFO] [stdout]     |
[INFO] [stdout] 163 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:367:11
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[cfg(backtrace)]
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:200:19
[INFO] [stdout]     |
[INFO] [stdout] 200 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |             #[cfg(not(backtrace))]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:291:23
[INFO] [stdout]     |
[INFO] [stdout] 291 |             #[cfg(not(backtrace))]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:354:11
[INFO] [stdout]     |
[INFO] [stdout] 354 |     #[cfg(backtrace)]
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:379:15
[INFO] [stdout]     |
[INFO] [stdout] 379 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]  --> src/requests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::debug;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/websocket_lite.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/websocket_lite.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]   --> src/websocket_lite.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::future::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut` and `Index`
[INFO] [stdout]   --> src/websocket_lite.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     DerefMut,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 17 |     Index,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LockResult`
[INFO] [stdout]   --> src/websocket_lite.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     LockResult,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/websocket_lite.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_trait::async_trait`
[INFO] [stdout]   --> src/websocket_lite.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | use async_trait::async_trait;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `error`, and `trace`
[INFO] [stdout]   --> src/websocket_lite.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     debug,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 40 |     trace,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoUrl`
[INFO] [stdout]   --> src/websocket_lite.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     IntoUrl,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `URLParseError` and `WebsocketIOError`
[INFO] [stdout]   --> src/websocket_lite.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     URLParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 66 |     WebsocketIOError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `UnexpectedEnd`
[INFO] [stdout]   --> src/websocket_lite.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     UnexpectedEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:370:23
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:393:23
[INFO] [stdout]     |
[INFO] [stdout] 393 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:485:23
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/requests.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let req = request.try_clone().unwrap().build().unwrap();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |             let mut byte = stream.read_u8().await.ok()?;
[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 import: `std::io::Read`
[INFO] [stdout]  --> src/api.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncRead`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     AsyncRead,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWrite`
[INFO] [stdout]   --> src/api.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     AsyncWrite,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/errors.rs:293:21
[INFO] [stdout]     |
[INFO] [stdout] 293 |                 let mut text = format!(
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/errors.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut text = format!(
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:112:32
[INFO] [stdout]     |
[INFO] [stdout] 112 |             FrameLength::Short(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                                ----^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:113:33
[INFO] [stdout]     |
[INFO] [stdout] 113 |             FrameLength::Medium(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                                 ----^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:114:31
[INFO] [stdout]     |
[INFO] [stdout] 114 |             FrameLength::Long(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                               ----^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:144:32
[INFO] [stdout]     |
[INFO] [stdout] 144 |             .for_each(|(index, mut byte)| data.push(byte ^ mask[index % 4]));
[INFO] [stdout]     |                                ----^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/websocket_lite.rs:612:25
[INFO] [stdout]     |
[INFO] [stdout] 612 |                     Err(err) => {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |                 let mut frame_buffer = ok_or_return_poll_poison!(self.frame_buffer.lock());
[INFO] [stdout]     |                     ----^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `match_products` is never read
[INFO] [stdout]    --> src/api.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct SubscriptionBuilder {
[INFO] [stdout]     |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     match_products: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_tls_stream` is never used
[INFO] [stdout]    --> src/api.rs:401:21
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub(crate) async fn default_tls_stream(url: &str) -> TlsStream<TcpStream> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `coin_base_url` is never read
[INFO] [stdout]    --> src/api.rs:418:5
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub struct CBProAPI {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 417 |     pub client: Client,
[INFO] [stdout] 418 |     coin_base_url: Arc<Mutex<String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CBProAPI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OrderError` is never used
[INFO] [stdout]   --> src/errors.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub enum OrderError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `final_flag` and `mask` are never read
[INFO] [stdout]   --> src/websocket_lite.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct ParsedFrame {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 75 |     final_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 76 |     mask: Option<[u8; 4]>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Websocket` is never constructed
[INFO] [stdout]    --> src/websocket_lite.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 420 | pub enum WebsocketState {
[INFO] [stdout]     |          -------------- variant in this enum
[INFO] [stdout] 421 |     HTTP,
[INFO] [stdout] 422 |     Websocket,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_no_sec` is never used
[INFO] [stdout]    --> src/websocket_lite.rs:438:19
[INFO] [stdout]     |
[INFO] [stdout] 437 | impl WebsocketStreamConnector {
[INFO] [stdout]     | ----------------------------- associated function in this implementation
[INFO] [stdout] 438 |     pub(crate) fn new_no_sec() -> Self {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `state` is never read
[INFO] [stdout]    --> src/websocket_lite.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 553 | pub struct WebsocketStream<T>
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 559 |     state: Arc<Mutex<WebsocketState>>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take_buffer_lock` is never used
[INFO] [stdout]    --> src/websocket_lite.rs:567:8
[INFO] [stdout]     |
[INFO] [stdout] 563 | / impl<T> WebsocketStream<T>
[INFO] [stdout] 564 | | where
[INFO] [stdout] 565 | |     T: AsyncIO,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] 566 |   {
[INFO] [stdout] 567 |       fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/websocket_lite.rs:567:25
[INFO] [stdout]     |
[INFO] [stdout] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |                         ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<'_, VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.69s
[INFO] running `Command { std: "docker" "inspect" "90344d9b2007974473ecd3d23d885c509bf77b4ac6ea7767aea10aa8fb7b800e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90344d9b2007974473ecd3d23d885c509bf77b4ac6ea7767aea10aa8fb7b800e", kill_on_drop: false }`
[INFO] [stdout] 90344d9b2007974473ecd3d23d885c509bf77b4ac6ea7767aea10aa8fb7b800e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc82f18f6029ae6fd4cc0ec87fbc52c852881b27e13c8257197bbd747c59667
[INFO] running `Command { std: "docker" "start" "-a" "cfc82f18f6029ae6fd4cc0ec87fbc52c852881b27e13c8257197bbd747c59667", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling coinbase_pro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/api.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::SocketAddr`
[INFO] [stdout]  --> src/api.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::net::SocketAddr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]   --> src/api.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::pin::Pin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SocketAddressError` and `URLParseError`
[INFO] [stdout]   --> src/api.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     SocketAddressError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     URLParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:371:27
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     #[cfg(backtrace)]
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:384:23
[INFO] [stdout]     |
[INFO] [stdout] 384 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:727:23
[INFO] [stdout]     |
[INFO] [stdout] 727 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:762:23
[INFO] [stdout]     |
[INFO] [stdout] 762 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/errors.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:150:15
[INFO] [stdout]     |
[INFO] [stdout] 150 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:163:15
[INFO] [stdout]     |
[INFO] [stdout] 163 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:367:11
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[cfg(backtrace)]
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:200:19
[INFO] [stdout]     |
[INFO] [stdout] 200 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |             #[cfg(not(backtrace))]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:291:23
[INFO] [stdout]     |
[INFO] [stdout] 291 |             #[cfg(not(backtrace))]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:354:11
[INFO] [stdout]     |
[INFO] [stdout] 354 |     #[cfg(backtrace)]
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:379:15
[INFO] [stdout]     |
[INFO] [stdout] 379 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]  --> src/requests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::debug;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/websocket_lite.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/websocket_lite.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]   --> src/websocket_lite.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::future::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut` and `Index`
[INFO] [stdout]   --> src/websocket_lite.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     DerefMut,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 17 |     Index,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LockResult`
[INFO] [stdout]   --> src/websocket_lite.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     LockResult,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/websocket_lite.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_trait::async_trait`
[INFO] [stdout]   --> src/websocket_lite.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | use async_trait::async_trait;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `error`, and `trace`
[INFO] [stdout]   --> src/websocket_lite.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     debug,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 40 |     trace,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoUrl`
[INFO] [stdout]   --> src/websocket_lite.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     IntoUrl,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `URLParseError` and `WebsocketIOError`
[INFO] [stdout]   --> src/websocket_lite.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     URLParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 66 |     WebsocketIOError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `UnexpectedEnd`
[INFO] [stdout]   --> src/websocket_lite.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     UnexpectedEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:370:23
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:393:23
[INFO] [stdout]     |
[INFO] [stdout] 393 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:485:23
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/requests.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let req = request.try_clone().unwrap().build().unwrap();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |             let mut byte = stream.read_u8().await.ok()?;
[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 import: `std::io::Read`
[INFO] [stdout]  --> src/api.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncRead`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     AsyncRead,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWrite`
[INFO] [stdout]   --> src/api.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     AsyncWrite,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/errors.rs:293:21
[INFO] [stdout]     |
[INFO] [stdout] 293 |                 let mut text = format!(
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/errors.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut text = format!(
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:112:32
[INFO] [stdout]     |
[INFO] [stdout] 112 |             FrameLength::Short(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                                ----^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:113:33
[INFO] [stdout]     |
[INFO] [stdout] 113 |             FrameLength::Medium(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                                 ----^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:114:31
[INFO] [stdout]     |
[INFO] [stdout] 114 |             FrameLength::Long(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                               ----^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:144:32
[INFO] [stdout]     |
[INFO] [stdout] 144 |             .for_each(|(index, mut byte)| data.push(byte ^ mask[index % 4]));
[INFO] [stdout]     |                                ----^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/websocket_lite.rs:612:25
[INFO] [stdout]     |
[INFO] [stdout] 612 |                     Err(err) => {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |                 let mut frame_buffer = ok_or_return_poll_poison!(self.frame_buffer.lock());
[INFO] [stdout]     |                     ----^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/api.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::SocketAddr`
[INFO] [stdout]  --> src/api.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::net::SocketAddr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]   --> src/api.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::pin::Pin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead` and `AsyncWrite`
[INFO] [stdout]   --> src/api.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     AsyncRead,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 22 |     AsyncReadExt,
[INFO] [stdout] 23 |     AsyncWrite,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SocketAddressError` and `URLParseError`
[INFO] [stdout]   --> src/api.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     SocketAddressError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     URLParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:371:27
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     #[cfg(backtrace)]
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:384:23
[INFO] [stdout]     |
[INFO] [stdout] 384 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:727:23
[INFO] [stdout]     |
[INFO] [stdout] 727 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/api.rs:762:23
[INFO] [stdout]     |
[INFO] [stdout] 762 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/errors.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:150:15
[INFO] [stdout]     |
[INFO] [stdout] 150 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:163:15
[INFO] [stdout]     |
[INFO] [stdout] 163 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:181:15
[INFO] [stdout]     |
[INFO] [stdout] 181 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:367:11
[INFO] [stdout]     |
[INFO] [stdout] 367 |     #[cfg(backtrace)]
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:200:19
[INFO] [stdout]     |
[INFO] [stdout] 200 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |             #[cfg(not(backtrace))]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |             #[cfg(backtrace)]
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:291:23
[INFO] [stdout]     |
[INFO] [stdout] 291 |             #[cfg(not(backtrace))]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:354:11
[INFO] [stdout]     |
[INFO] [stdout] 354 |     #[cfg(backtrace)]
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/errors.rs:379:15
[INFO] [stdout]     |
[INFO] [stdout] 379 |         #[cfg(backtrace)]
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]  --> src/requests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::debug;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]  --> src/websocket_lite.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(backtrace)]
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/websocket_lite.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::future::Future`
[INFO] [stdout]   --> src/websocket_lite.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::future::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DerefMut` and `Index`
[INFO] [stdout]   --> src/websocket_lite.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     DerefMut,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 17 |     Index,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LockResult`
[INFO] [stdout]   --> src/websocket_lite.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     LockResult,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/websocket_lite.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_trait::async_trait`
[INFO] [stdout]   --> src/websocket_lite.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | use async_trait::async_trait;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug`, `error`, and `trace`
[INFO] [stdout]   --> src/websocket_lite.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     debug,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 40 |     trace,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoUrl`
[INFO] [stdout]   --> src/websocket_lite.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     IntoUrl,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `URLParseError` and `WebsocketIOError`
[INFO] [stdout]   --> src/websocket_lite.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     URLParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 66 |     WebsocketIOError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `UnexpectedEnd`
[INFO] [stdout]   --> src/websocket_lite.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     UnexpectedEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:370:23
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:393:23
[INFO] [stdout]     |
[INFO] [stdout] 393 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stdout]    --> src/websocket_lite.rs:485:23
[INFO] [stdout]     |
[INFO] [stdout] 485 |                 #[cfg(backtrace)]
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/requests.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let req = request.try_clone().unwrap().build().unwrap();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |             let mut byte = stream.read_u8().await.ok()?;
[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: field `match_products` is never read
[INFO] [stdout]    --> src/api.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct SubscriptionBuilder {
[INFO] [stdout]     |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     match_products: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_tls_stream` is never used
[INFO] [stdout]    --> src/api.rs:401:21
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub(crate) async fn default_tls_stream(url: &str) -> TlsStream<TcpStream> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `coin_base_url` is never read
[INFO] [stdout]    --> src/api.rs:418:5
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub struct CBProAPI {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 417 |     pub client: Client,
[INFO] [stdout] 418 |     coin_base_url: Arc<Mutex<String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CBProAPI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OrderError` is never used
[INFO] [stdout]   --> src/errors.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub enum OrderError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `final_flag` and `mask` are never read
[INFO] [stdout]   --> src/websocket_lite.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct ParsedFrame {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 75 |     final_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 76 |     mask: Option<[u8; 4]>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Websocket` is never constructed
[INFO] [stdout]    --> src/websocket_lite.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 420 | pub enum WebsocketState {
[INFO] [stdout]     |          -------------- variant in this enum
[INFO] [stdout] 421 |     HTTP,
[INFO] [stdout] 422 |     Websocket,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_no_sec` is never used
[INFO] [stdout]    --> src/websocket_lite.rs:438:19
[INFO] [stdout]     |
[INFO] [stdout] 437 | impl WebsocketStreamConnector {
[INFO] [stdout]     | ----------------------------- associated function in this implementation
[INFO] [stdout] 438 |     pub(crate) fn new_no_sec() -> Self {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `state` is never read
[INFO] [stdout]    --> src/websocket_lite.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 553 | pub struct WebsocketStream<T>
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 559 |     state: Arc<Mutex<WebsocketState>>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take_buffer_lock` is never used
[INFO] [stdout]    --> src/websocket_lite.rs:567:8
[INFO] [stdout]     |
[INFO] [stdout] 563 | / impl<T> WebsocketStream<T>
[INFO] [stdout] 564 | | where
[INFO] [stdout] 565 | |     T: AsyncIO,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] 566 |   {
[INFO] [stdout] 567 |       fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/websocket_lite.rs:567:25
[INFO] [stdout]     |
[INFO] [stdout] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |                         ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<'_, VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/api.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/errors.rs:293:21
[INFO] [stdout]     |
[INFO] [stdout] 293 |                 let mut text = format!(
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/errors.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut text = format!(
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:112:32
[INFO] [stdout]     |
[INFO] [stdout] 112 |             FrameLength::Short(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                                ----^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:113:33
[INFO] [stdout]     |
[INFO] [stdout] 113 |             FrameLength::Medium(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                                 ----^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:114:31
[INFO] [stdout]     |
[INFO] [stdout] 114 |             FrameLength::Long(mut bytes) => bytes.to_vec(),
[INFO] [stdout]     |                               ----^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:144:32
[INFO] [stdout]     |
[INFO] [stdout] 144 |             .for_each(|(index, mut byte)| data.push(byte ^ mask[index % 4]));
[INFO] [stdout]     |                                ----^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/websocket_lite.rs:612:25
[INFO] [stdout]     |
[INFO] [stdout] 612 |                     Err(err) => {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/websocket_lite.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |                 let mut frame_buffer = ok_or_return_poll_poison!(self.frame_buffer.lock());
[INFO] [stdout]     |                     ----^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]     --> src/lib.rs:1570:13
[INFO] [stdout]      |
[INFO] [stdout] 1570 |         let res = SimpleLogger::new().with_level(LevelFilter::Debug).init();
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `match_products` is never read
[INFO] [stdout]    --> src/api.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct SubscriptionBuilder {
[INFO] [stdout]     |            ------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     match_products: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_tls_stream` is never used
[INFO] [stdout]    --> src/api.rs:401:21
[INFO] [stdout]     |
[INFO] [stdout] 401 | pub(crate) async fn default_tls_stream(url: &str) -> TlsStream<TcpStream> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `coin_base_url` is never read
[INFO] [stdout]    --> src/api.rs:418:5
[INFO] [stdout]     |
[INFO] [stdout] 416 | pub struct CBProAPI {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 417 |     pub client: Client,
[INFO] [stdout] 418 |     coin_base_url: Arc<Mutex<String>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CBProAPI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OrderError` is never used
[INFO] [stdout]   --> src/errors.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub enum OrderError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `final_flag` and `mask` are never read
[INFO] [stdout]   --> src/websocket_lite.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct ParsedFrame {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 75 |     final_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 76 |     mask: Option<[u8; 4]>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Websocket` is never constructed
[INFO] [stdout]    --> src/websocket_lite.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 420 | pub enum WebsocketState {
[INFO] [stdout]     |          -------------- variant in this enum
[INFO] [stdout] 421 |     HTTP,
[INFO] [stdout] 422 |     Websocket,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_no_sec` is never used
[INFO] [stdout]    --> src/websocket_lite.rs:438:19
[INFO] [stdout]     |
[INFO] [stdout] 437 | impl WebsocketStreamConnector {
[INFO] [stdout]     | ----------------------------- associated function in this implementation
[INFO] [stdout] 438 |     pub(crate) fn new_no_sec() -> Self {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `state` is never read
[INFO] [stdout]    --> src/websocket_lite.rs:559:5
[INFO] [stdout]     |
[INFO] [stdout] 553 | pub struct WebsocketStream<T>
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 559 |     state: Arc<Mutex<WebsocketState>>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `take_buffer_lock` is never used
[INFO] [stdout]    --> src/websocket_lite.rs:567:8
[INFO] [stdout]     |
[INFO] [stdout] 563 | / impl<T> WebsocketStream<T>
[INFO] [stdout] 564 | | where
[INFO] [stdout] 565 | |     T: AsyncIO,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] 566 |   {
[INFO] [stdout] 567 |       fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/websocket_lite.rs:567:25
[INFO] [stdout]     |
[INFO] [stdout] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |                         ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<'_, VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.79s
[INFO] running `Command { std: "docker" "inspect" "cfc82f18f6029ae6fd4cc0ec87fbc52c852881b27e13c8257197bbd747c59667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc82f18f6029ae6fd4cc0ec87fbc52c852881b27e13c8257197bbd747c59667", kill_on_drop: false }`
[INFO] [stdout] cfc82f18f6029ae6fd4cc0ec87fbc52c852881b27e13c8257197bbd747c59667
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b186f197a3aaee5d9462a9bd2c0886598d6f6f91fc6dad4776425d32e4bc2d56
[INFO] running `Command { std: "docker" "start" "-a" "b186f197a3aaee5d9462a9bd2c0886598d6f6f91fc6dad4776425d32e4bc2d56", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]  --> src/api.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg(backtrace)]
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::SocketAddr`
[INFO] [stderr]  --> src/api.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::net::SocketAddr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::pin::Pin`
[INFO] [stderr]   --> src/api.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::pin::Pin;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `SocketAddressError` and `URLParseError`
[INFO] [stderr]   --> src/api.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     SocketAddressError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     URLParseError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/api.rs:371:27
[INFO] [stderr]     |
[INFO] [stderr] 371 |                     #[cfg(backtrace)]
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/api.rs:384:23
[INFO] [stderr]     |
[INFO] [stderr] 384 |                 #[cfg(backtrace)]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/api.rs:727:23
[INFO] [stderr]     |
[INFO] [stderr] 727 |                 #[cfg(backtrace)]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/api.rs:762:23
[INFO] [stderr]     |
[INFO] [stderr] 762 |                 #[cfg(backtrace)]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]  --> src/errors.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg(backtrace)]
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:150:15
[INFO] [stderr]     |
[INFO] [stderr] 150 |         #[cfg(backtrace)]
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:163:15
[INFO] [stderr]     |
[INFO] [stderr] 163 |         #[cfg(backtrace)]
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:181:15
[INFO] [stderr]     |
[INFO] [stderr] 181 |         #[cfg(backtrace)]
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:367:11
[INFO] [stderr]     |
[INFO] [stderr] 367 |     #[cfg(backtrace)]
[INFO] [stderr]     |           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:200:19
[INFO] [stderr]     |
[INFO] [stderr] 200 |             #[cfg(backtrace)]
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:237:19
[INFO] [stderr]     |
[INFO] [stderr] 237 |             #[cfg(backtrace)]
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:252:23
[INFO] [stderr]     |
[INFO] [stderr] 252 |             #[cfg(not(backtrace))]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:277:19
[INFO] [stderr]     |
[INFO] [stderr] 277 |             #[cfg(backtrace)]
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:291:23
[INFO] [stderr]     |
[INFO] [stderr] 291 |             #[cfg(not(backtrace))]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:354:11
[INFO] [stderr]     |
[INFO] [stderr] 354 |     #[cfg(backtrace)]
[INFO] [stderr]     |           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/errors.rs:379:15
[INFO] [stderr]     |
[INFO] [stderr] 379 |         #[cfg(backtrace)]
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log::debug`
[INFO] [stderr]  --> src/requests.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use log::debug;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]  --> src/websocket_lite.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[cfg(backtrace)]
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider using a Cargo feature instead
[INFO] [stderr]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]            [lints.rust]
[INFO] [stderr]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/websocket_lite.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::future::Future`
[INFO] [stderr]   --> src/websocket_lite.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::future::Future;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DerefMut` and `Index`
[INFO] [stderr]   --> src/websocket_lite.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     DerefMut,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 17 |     Index,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LockResult`
[INFO] [stderr]   --> src/websocket_lite.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     LockResult,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> src/websocket_lite.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `async_trait::async_trait`
[INFO] [stderr]   --> src/websocket_lite.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | use async_trait::async_trait;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug`, `error`, and `trace`
[INFO] [stderr]   --> src/websocket_lite.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     debug,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 39 |     error,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 40 |     trace,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `IntoUrl`
[INFO] [stderr]   --> src/websocket_lite.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     IntoUrl,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `URLParseError` and `WebsocketIOError`
[INFO] [stderr]   --> src/websocket_lite.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     URLParseError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 66 |     WebsocketIOError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `UnexpectedEnd`
[INFO] [stderr]   --> src/websocket_lite.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     UnexpectedEnd,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/websocket_lite.rs:370:23
[INFO] [stderr]     |
[INFO] [stderr] 370 |                 #[cfg(backtrace)]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/websocket_lite.rs:393:23
[INFO] [stderr]     |
[INFO] [stderr] 393 |                 #[cfg(backtrace)]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace`
[INFO] [stderr]    --> src/websocket_lite.rs:485:23
[INFO] [stderr]     |
[INFO] [stderr] 485 |                 #[cfg(backtrace)]
[INFO] [stderr]     |                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(backtrace)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(backtrace)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/requests.rs:235:13
[INFO] [stderr]     |
[INFO] [stderr] 235 |         let req = request.try_clone().unwrap().build().unwrap();
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/websocket_lite.rs:525:17
[INFO] [stderr]     |
[INFO] [stderr] 525 |             let mut byte = stream.read_u8().await.ok()?;
[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 import: `std::io::Read`
[INFO] [stderr]  --> src/api.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncRead`
[INFO] [stderr]   --> src/api.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     AsyncRead,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncWrite`
[INFO] [stderr]   --> src/api.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     AsyncWrite,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/errors.rs:293:21
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 let mut text = format!(
[INFO] [stderr]     |                     ----^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/errors.rs:373:13
[INFO] [stderr]     |
[INFO] [stderr] 373 |         let mut text = format!(
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/websocket_lite.rs:112:32
[INFO] [stderr]     |
[INFO] [stderr] 112 |             FrameLength::Short(mut bytes) => bytes.to_vec(),
[INFO] [stderr]     |                                ----^^^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/websocket_lite.rs:113:33
[INFO] [stderr]     |
[INFO] [stderr] 113 |             FrameLength::Medium(mut bytes) => bytes.to_vec(),
[INFO] [stderr]     |                                 ----^^^^^
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/websocket_lite.rs:114:31
[INFO] [stderr]     |
[INFO] [stderr] 114 |             FrameLength::Long(mut bytes) => bytes.to_vec(),
[INFO] [stderr]     |                               ----^^^^^
[INFO] [stderr]     |                               |
[INFO] [stderr]     |                               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/websocket_lite.rs:144:32
[INFO] [stderr]     |
[INFO] [stderr] 144 |             .for_each(|(index, mut byte)| data.push(byte ^ mask[index % 4]));
[INFO] [stderr]     |                                ----^^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/websocket_lite.rs:612:25
[INFO] [stderr]     |
[INFO] [stderr] 612 |                     Err(err) => {
[INFO] [stderr]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/websocket_lite.rs:590:21
[INFO] [stderr]     |
[INFO] [stderr] 590 |                 let mut frame_buffer = ok_or_return_poll_poison!(self.frame_buffer.lock());
[INFO] [stderr]     |                     ----^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `match_products` is never read
[INFO] [stderr]    --> src/api.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 134 | pub struct SubscriptionBuilder {
[INFO] [stderr]     |            ------------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 138 |     match_products: Vec<String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `default_tls_stream` is never used
[INFO] [stderr]    --> src/api.rs:401:21
[INFO] [stderr]     |
[INFO] [stderr] 401 | pub(crate) async fn default_tls_stream(url: &str) -> TlsStream<TcpStream> {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `coin_base_url` is never read
[INFO] [stderr]    --> src/api.rs:418:5
[INFO] [stderr]     |
[INFO] [stderr] 416 | pub struct CBProAPI {
[INFO] [stderr]     |            -------- field in this struct
[INFO] [stderr] 417 |     pub client: Client,
[INFO] [stderr] 418 |     coin_base_url: Arc<Mutex<String>>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `CBProAPI` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: enum `OrderError` is never used
[INFO] [stderr]   --> src/errors.rs:75:10
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub enum OrderError {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `final_flag` and `mask` are never read
[INFO] [stderr]   --> src/websocket_lite.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct ParsedFrame {
[INFO] [stderr]    |            ----------- fields in this struct
[INFO] [stderr] 75 |     final_flag: bool,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 76 |     mask: Option<[u8; 4]>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Websocket` is never constructed
[INFO] [stderr]    --> src/websocket_lite.rs:422:5
[INFO] [stderr]     |
[INFO] [stderr] 420 | pub enum WebsocketState {
[INFO] [stderr]     |          -------------- variant in this enum
[INFO] [stderr] 421 |     HTTP,
[INFO] [stderr] 422 |     Websocket,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new_no_sec` is never used
[INFO] [stderr]    --> src/websocket_lite.rs:438:19
[INFO] [stderr]     |
[INFO] [stderr] 437 | impl WebsocketStreamConnector {
[INFO] [stderr]     | ----------------------------- associated function in this implementation
[INFO] [stderr] 438 |     pub(crate) fn new_no_sec() -> Self {
[INFO] [stderr]     |                   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `state` is never read
[INFO] [stderr]    --> src/websocket_lite.rs:559:5
[INFO] [stderr]     |
[INFO] [stderr] 553 | pub struct WebsocketStream<T>
[INFO] [stderr]     |            --------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 559 |     state: Arc<Mutex<WebsocketState>>,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `take_buffer_lock` is never used
[INFO] [stderr]    --> src/websocket_lite.rs:567:8
[INFO] [stderr]     |
[INFO] [stderr] 563 | / impl<T> WebsocketStream<T>
[INFO] [stderr] 564 | | where
[INFO] [stderr] 565 | |     T: AsyncIO,
[INFO] [stderr]     | |_______________- method in this implementation
[INFO] [stderr] 566 |   {
[INFO] [stderr] 567 |       fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/websocket_lite.rs:567:25
[INFO] [stderr]     |
[INFO] [stderr] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stderr]     |                         ^^^^^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 567 |     fn take_buffer_lock(&mut self) -> Result<MutexGuard<'_, VecDeque<VecDeque<u8>>>, std::io::Error> {
[INFO] [stderr]     |                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AsyncRead` and `AsyncWrite`
[INFO] [stderr]   --> src/api.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     AsyncRead,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 22 |     AsyncReadExt,
[INFO] [stderr] 23 |     AsyncWrite,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]     --> src/lib.rs:1570:13
[INFO] [stderr]      |
[INFO] [stderr] 1570 |         let res = SimpleLogger::new().with_level(LevelFilter::Debug).init();
[INFO] [stderr]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: `coinbase_pro` (lib) generated 58 warnings (run `cargo fix --lib -p coinbase_pro` to apply 23 suggestions)
[INFO] [stderr] warning: `coinbase_pro` (lib test) generated 58 warnings (56 duplicates) (run `cargo fix --lib -p coinbase_pro --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coinbase_pro-c2832d7a848b2944)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test live_tests::heartbeat ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- live_tests::heartbeat stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'live_tests::heartbeat' (25) panicked at src/lib.rs:1576:51:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: WebsocketIOError { source: Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" }, context: None }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d2efffccec2 - std::backtrace_rs::backtrace::libunwind::trace::hcab59e1e990fdc24
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d2efffccec2 - std::backtrace_rs::backtrace::trace_unsynchronized::he24cc57f3d2f47b7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d2efffccec2 - std::sys::backtrace::_print_fmt::hf8d65ede198eeb54
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5d2efffccec2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h67edf0e4d33c343c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5d2efffde7cf - core::fmt::rt::Argument::fmt::hef94184842aeafdd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5d2efffde7cf - core::fmt::write::hcf0c66b48a8fa606
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5d2efff991f1 - std::io::default_write_fmt::h69967ac0ba93195f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d2efff991f1 - std::io::Write::write_fmt::h8db9396209deaa1c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5d2efffa59b2 - std::sys::backtrace::BacktraceLock::print::h07e5435aa717b414
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5d2efffaa90f - std::panicking::default_hook::{{closure}}::h91001850288db5f7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5d2efffaa7a1 - std::panicking::default_hook::h2346dbb704ef5512
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5d2effd62abe - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18383b2e29377420
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x5d2effd62abe - test::test_main_with_exit_callback::{{closure}}::h272d7ef99aef06dc
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d2efffab07f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6dba6e441651a0d1
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x5d2efffab07f - std::panicking::panic_with_hook::hd2b063a6090d23a4
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5d2efffaae2a - std::panicking::panic_handler::{{closure}}::he666d95f139a333e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5d2efffa5ae9 - std::sys::backtrace::__rust_end_short_backtrace::h631ad224854ebee5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5d2efff8d4ad - __rustc[1d67440d6e82e4f]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5d2efffe8f10 - core::panicking::panic_fmt::h420ddb7fd73daf53
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5d2efffe82a6 - core::result::unwrap_failed::hdde076be853d034f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x5d2effd2cbe2 - core::result::Result<T,E>::unwrap::h0c1bdbb6654f8d2e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x5d2effd2cbe2 - coinbase_pro::live_tests::heartbeat::{{closure}}::h36a4d529df8d9a18
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:1576:51
[INFO] [stdout]   22:     0x5d2effd195d2 - <core::pin::Pin<P> as core::future::future::Future>::poll::h739d55dc5132f4ef
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x5d2effd1952d - <core::pin::Pin<P> as core::future::future::Future>::poll::h42bdd80abce71bfa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5d2effd3e0ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::h029e2b57d0f99947
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:742:70
[INFO] [stdout]   25:     0x5d2effd3e02b - tokio::task::coop::with_budget::h45f99f939f156c50
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/task/coop/mod.rs:167:5
[INFO] [stdout]   26:     0x5d2effd3e02b - tokio::task::coop::budget::h36597e69ab074d8e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/task/coop/mod.rs:133:5
[INFO] [stdout]   27:     0x5d2effd3e02b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::h8933a2b689c4e49d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:742:25
[INFO] [stdout]   28:     0x5d2effd3b4d0 - tokio::runtime::scheduler::current_thread::Context::enter::haed58d2e1cf9d87f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:432:19
[INFO] [stdout]   29:     0x5d2effd3cacd - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::h95568e536dd77ec6
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:741:44
[INFO] [stdout]   30:     0x5d2effd3c794 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::he149f5abd9238993
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:829:68
[INFO] [stdout]   31:     0x5d2effd3281b - tokio::runtime::context::scoped::Scoped<T>::set::hb60f0a4ffa2d4597
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   32:     0x5d2effd35bf9 - tokio::runtime::context::set_scheduler::{{closure}}::h4addc71b9ef3e5b3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/context.rs:176:38
[INFO] [stdout]   33:     0x5d2effd00292 - std::thread::local::LocalKey<T>::try_with::h559ada1bb35447a7
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/local.rs:315:12
[INFO] [stdout]   34:     0x5d2effcffcbe - std::thread::local::LocalKey<T>::with::h7cc615e4e74b05ef
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/local.rs:279:20
[INFO] [stdout]   35:     0x5d2effd35b6d - tokio::runtime::context::set_scheduler::he2c0b75156f101f4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/context.rs:176:17
[INFO] [stdout]   36:     0x5d2effd3c520 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::hb0652138cff56b2c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:829:27
[INFO] [stdout]   37:     0x5d2effd3c813 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::h74b84603c6e8389e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:729:24
[INFO] [stdout]   38:     0x5d2effd3aaa6 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h629ec4b66edc97ca
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   39:     0x5d2effd291f2 - tokio::runtime::context::runtime::enter_runtime::h43954cb4c4491241
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   40:     0x5d2effd3a4a1 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::h43b947485f19cc66
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   41:     0x5d2effd1c65a - tokio::runtime::runtime::Runtime::block_on_inner::h2e49d4d6c183cf63
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/runtime.rs:356:52
[INFO] [stdout]   42:     0x5d2effd1c81c - tokio::runtime::runtime::Runtime::block_on::h65217d148e665fc4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/src/runtime/runtime.rs:330:18
[INFO] [stdout]   43:     0x5d2effd2c6cc - coinbase_pro::live_tests::heartbeat::hcb8eaa33a7287f67
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:1580:44
[INFO] [stdout]   44:     0x5d2effd2d327 - coinbase_pro::live_tests::heartbeat::{{closure}}::h5ad82fc757f0b1db
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:1569:29
[INFO] [stdout]   45:     0x5d2effd14586 - core::ops::function::FnOnce::call_once::h2ba3bf71b1e8be1e
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5d2effd6287b - core::ops::function::FnOnce::call_once::h70887edf07a630ba
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5d2effd6287b - test::__rust_begin_short_backtrace::h27763c4cbbdb8601
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:663:18
[INFO] [stdout]   48:     0x5d2effd784e5 - test::run_test_in_process::{{closure}}::h4dc8bc6d5e3924d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:74
[INFO] [stdout]   49:     0x5d2effd784e5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h75905e8ffe81974f
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   50:     0x5d2effd784e5 - std::panicking::catch_unwind::do_call::h0bc60366ba66eba5
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   51:     0x5d2effd784e5 - std::panicking::catch_unwind::hae1ec7bf94407afa
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   52:     0x5d2effd784e5 - std::panic::catch_unwind::h0f4ff4773d84d3cd
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x5d2effd784e5 - test::run_test_in_process::h03fbc77ae48b3f10
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:686:27
[INFO] [stdout]   54:     0x5d2effd784e5 - test::run_test::{{closure}}::h83476a9c453dc4d3
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:607:43
[INFO] [stdout]   55:     0x5d2effd4ecd4 - test::run_test::{{closure}}::h515482ad1e7fe7de
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/test/src/lib.rs:637:41
[INFO] [stdout]   56:     0x5d2effd4ecd4 - std::sys::backtrace::__rust_begin_short_backtrace::hed09f6ac5fe9d647
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   57:     0x5d2effd5259a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h988e2cd969319888
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   58:     0x5d2effd5259a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd70e28dc46ec20be
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   59:     0x5d2effd5259a - std::panicking::catch_unwind::do_call::hdc29e11311eb7655
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:590:40
[INFO] [stdout]   60:     0x5d2effd5259a - std::panicking::catch_unwind::h9e402d6a96fef41c
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panicking.rs:553:19
[INFO] [stdout]   61:     0x5d2effd5259a - std::panic::catch_unwind::h9213c0c54aec70e0
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x5d2effd5259a - std::thread::Builder::spawn_unchecked_::{{closure}}::h6262965869ed2b87
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   63:     0x5d2effd5259a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h05c05ed02619e462
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x5d2efffa0c4f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2044e71c41d3958a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   65:     0x5d2efffa0c4f - std::sys::thread::unix::Thread::new::thread_start::hf277835320aa8e5a
[INFO] [stdout]                                at /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   66:     0x7b5f38211aa4 - <unknown>
[INFO] [stdout]   67:     0x7b5f3829ea34 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     live_tests::heartbeat
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "b186f197a3aaee5d9462a9bd2c0886598d6f6f91fc6dad4776425d32e4bc2d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b186f197a3aaee5d9462a9bd2c0886598d6f6f91fc6dad4776425d32e4bc2d56", kill_on_drop: false }`
[INFO] [stdout] b186f197a3aaee5d9462a9bd2c0886598d6f6f91fc6dad4776425d32e4bc2d56
