[INFO] cloning repository https://github.com/sasjafor/PunkBot-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sasjafor/PunkBot-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsasjafor%2FPunkBot-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsasjafor%2FPunkBot-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c3870f1390657a6d5ec39ae6f3a8ee7ecce1d10 [INFO] building sasjafor/PunkBot-Rust against master#87788097b776f8e3662f76627944230684b671bd for pr-101591 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsasjafor%2FPunkBot-Rust" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sasjafor/PunkBot-Rust on toolchain 87788097b776f8e3662f76627944230684b671bd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sasjafor/PunkBot-Rust [INFO] finished tweaking git repo https://github.com/sasjafor/PunkBot-Rust [INFO] tweaked toml for git repo https://github.com/sasjafor/PunkBot-Rust written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded spin_sleep v1.1.1 [INFO] [stderr] Downloaded songbird v0.2.2 [INFO] [stderr] Downloaded serenity-voice-model v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 226f061bb4c1bbcb9a23cf1b161d592b300ea30efe5c41f52f269054e4b6c212 [INFO] running `Command { std: "docker" "start" "-a" "226f061bb4c1bbcb9a23cf1b161d592b300ea30efe5c41f52f269054e4b6c212", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "226f061bb4c1bbcb9a23cf1b161d592b300ea30efe5c41f52f269054e4b6c212", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "226f061bb4c1bbcb9a23cf1b161d592b300ea30efe5c41f52f269054e4b6c212", kill_on_drop: false }` [INFO] [stdout] 226f061bb4c1bbcb9a23cf1b161d592b300ea30efe5c41f52f269054e4b6c212 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 921c39dd19c7e88f19258d99394d03a30758ec8a56172f8e3e613fe5216f09cd [INFO] running `Command { std: "docker" "start" "-a" "921c39dd19c7e88f19258d99394d03a30758ec8a56172f8e3e613fe5216f09cd", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling once_cell v1.14.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling itoa v1.0.3 [INFO] [stderr] Compiling futures-sink v0.3.24 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling futures-io v0.3.24 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.144 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling openssl v0.10.41 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling percent-encoding v2.2.0 [INFO] [stderr] Compiling unicode-bidi v0.3.8 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling cpufeatures v0.2.5 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling openssl-probe v0.1.5 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling rustls v0.20.6 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling httpdate v1.0.2 [INFO] [stderr] Compiling utf-8 v0.7.6 [INFO] [stderr] Compiling tower-service v0.3.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling smallvec v1.9.0 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling iana-time-zone v0.1.47 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling subtle v2.4.1 [INFO] [stderr] Compiling serenity v0.10.10 [INFO] [stderr] Compiling ipnet v2.5.0 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling zeroize v1.3.0 [INFO] [stderr] Compiling pnet_base v0.28.0 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling uwl v0.6.0 [INFO] [stderr] Compiling songbird v0.2.2 [INFO] [stderr] Compiling typemap_rev v0.1.5 [INFO] [stderr] Compiling spin_sleep v1.1.1 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling tracing-core v0.1.29 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling http v0.2.8 [INFO] [stderr] Compiling input_buffer v0.4.0 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling tokio v1.21.0 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling lock_api v0.4.8 [INFO] [stderr] Compiling form_urlencoded v1.1.0 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling rustls-pemfile v1.0.1 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling miniz_oxide v0.5.4 [INFO] [stderr] Compiling pnet_macros_support v0.28.0 [INFO] [stderr] Compiling input_buffer v0.3.1 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling openssl-sys v0.9.75 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tracing-log v0.1.3 [INFO] [stderr] Compiling audiopus_sys v0.1.8 [INFO] [stderr] Compiling http-body v0.4.5 [INFO] [stderr] Compiling aho-corasick v0.7.19 [INFO] [stderr] Compiling unicode-normalization v0.1.21 [INFO] [stderr] Compiling flate2 v1.0.24 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling symphonia-core v0.2.0 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.8.4 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling spin v0.9.4 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling nanorand v0.7.0 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Compiling dashmap v4.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling idna v0.3.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling cipher v0.3.0 [INFO] [stderr] Compiling universal-hash v0.4.1 [INFO] [stderr] Compiling aead v0.4.3 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling audiopus v0.2.0 [INFO] [stderr] Compiling sha-1 v0.9.8 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling url v2.3.1 [INFO] [stderr] Compiling poly1305 v0.7.2 [INFO] [stderr] Compiling salsa20 v0.8.1 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling xsalsa20poly1305 v0.7.2 [INFO] [stderr] Compiling env_logger v0.9.0 [INFO] [stderr] Compiling webpki v0.21.4 [INFO] [stderr] Compiling sct v0.6.1 [INFO] [stderr] Compiling webpki v0.22.0 [INFO] [stderr] Compiling sct v0.7.0 [INFO] [stderr] Compiling rustls v0.19.1 [INFO] [stderr] Compiling webpki-roots v0.20.0 [INFO] [stderr] Compiling webpki-roots v0.21.1 [INFO] [stderr] Compiling webpki-roots v0.22.4 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling futures-macro v0.3.24 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling pin-project-internal v1.0.12 [INFO] [stderr] Compiling thiserror-impl v1.0.34 [INFO] [stderr] Compiling command_attr v0.3.8 [INFO] [stderr] Compiling pnet_macros v0.28.0 [INFO] [stderr] Compiling serde_repr v0.1.9 [INFO] [stderr] Compiling tungstenite v0.11.1 [INFO] [stderr] Compiling discortp v0.4.0 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling tokio-rustls v0.22.0 [INFO] [stderr] Compiling tokio-rustls v0.23.4 [INFO] [stderr] Compiling futures-executor v0.3.24 [INFO] [stderr] Compiling streamcatcher v0.1.1 [INFO] [stderr] Compiling futures v0.3.24 [INFO] [stderr] Compiling thiserror v1.0.34 [INFO] [stderr] Compiling pin-project v1.0.12 [INFO] [stderr] Compiling tracing v0.1.36 [INFO] [stderr] Compiling async-tungstenite v0.11.0 [INFO] [stderr] Compiling flume v0.10.14 [INFO] [stderr] Compiling tungstenite v0.13.0 [INFO] [stderr] Compiling tokio-util v0.7.4 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling h2 v0.3.14 [INFO] [stderr] Compiling async-tungstenite v0.14.0 [INFO] [stderr] Compiling chrono v0.4.22 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling tracing-serde v0.1.3 [INFO] [stderr] Compiling serenity-voice-model v0.1.1 [INFO] [stderr] Compiling tracing-subscriber v0.2.25 [INFO] [stderr] Compiling hyper v0.14.20 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling hyper-rustls v0.23.0 [INFO] [stderr] Compiling reqwest v0.11.11 [INFO] [stderr] Compiling music_bot v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Restartable`, `restartable`, `ytdl` [INFO] [stdout] --> src/commands/play.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | input::{Restartable, restartable, ytdl_search}, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] 16 | ytdl [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/commands/play.rs:18:15 [INFO] [stdout] | [INFO] [stdout] 18 | use tracing::{error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands/play.rs:26:49 [INFO] [stdout] | [INFO] [stdout] 26 | pub async fn play(ctx: &Context, msg: &Message, mut args: Args) -> CommandResult { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 05s [INFO] running `Command { std: "docker" "inspect" "921c39dd19c7e88f19258d99394d03a30758ec8a56172f8e3e613fe5216f09cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "921c39dd19c7e88f19258d99394d03a30758ec8a56172f8e3e613fe5216f09cd", kill_on_drop: false }` [INFO] [stdout] 921c39dd19c7e88f19258d99394d03a30758ec8a56172f8e3e613fe5216f09cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+87788097b776f8e3662f76627944230684b671bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13123a92341b4295441dcf12b26192a11b413404acf0d8a06cdbbf3737665f38 [INFO] running `Command { std: "docker" "start" "-a" "13123a92341b4295441dcf12b26192a11b413404acf0d8a06cdbbf3737665f38", kill_on_drop: false }` [INFO] [stderr] Compiling music_bot v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Restartable`, `restartable`, `ytdl` [INFO] [stdout] --> src/commands/play.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | input::{Restartable, restartable, ytdl_search}, [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] 16 | ytdl [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/commands/play.rs:18:15 [INFO] [stdout] | [INFO] [stdout] 18 | use tracing::{error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands/play.rs:26:49 [INFO] [stdout] | [INFO] [stdout] 26 | pub async fn play(ctx: &Context, msg: &Message, mut args: Args) -> CommandResult { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 36.66s [INFO] running `Command { std: "docker" "inspect" "13123a92341b4295441dcf12b26192a11b413404acf0d8a06cdbbf3737665f38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13123a92341b4295441dcf12b26192a11b413404acf0d8a06cdbbf3737665f38", kill_on_drop: false }` [INFO] [stdout] 13123a92341b4295441dcf12b26192a11b413404acf0d8a06cdbbf3737665f38