[INFO] cloning repository https://github.com/uttarayan21/mctl-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uttarayan21/mctl-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futtarayan21%2Fmctl-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futtarayan21%2Fmctl-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bdfce27f7892053aebe6800888fa388ff27eed2
[INFO] checking uttarayan21/mctl-rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Futtarayan21%2Fmctl-rs" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uttarayan21/mctl-rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uttarayan21/mctl-rs
[INFO] finished tweaking git repo https://github.com/uttarayan21/mctl-rs
[INFO] tweaked toml for git repo https://github.com/uttarayan21/mctl-rs written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/uttarayan21/mctl-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded derive_is_enum_variant v0.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f289442ad6a2e2ff3aa82a12f2c882c72bd4f284bef02b25a25b1b2287161aef
[INFO] running `Command { std: "docker" "start" "-a" "f289442ad6a2e2ff3aa82a12f2c882c72bd4f284bef02b25a25b1b2287161aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f289442ad6a2e2ff3aa82a12f2c882c72bd4f284bef02b25a25b1b2287161aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f289442ad6a2e2ff3aa82a12f2c882c72bd4f284bef02b25a25b1b2287161aef", kill_on_drop: false }`
[INFO] [stdout] f289442ad6a2e2ff3aa82a12f2c882c72bd4f284bef02b25a25b1b2287161aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae962e12175919c7676861530dcc04f404020b0ea93a15577926ecdc2751ee6
[INFO] running `Command { std: "docker" "start" "-a" "fae962e12175919c7676861530dcc04f404020b0ea93a15577926ecdc2751ee6", kill_on_drop: false }`
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[INFO] [stderr]    Compiling libc v0.2.92
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[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
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[INFO] [stderr]     Checking mpd v0.0.12
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[INFO] [stderr]    Compiling mctl v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]    --> src/control.rs:216:30
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub fn status(&mut self, player: Player) -> Result<(), Error> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/control.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn try_from(mut client: &mut mpd::client::Client) -> Result<Self, Error> {
[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: unused variable: `player`
[INFO] [stdout]    --> src/control.rs:216:30
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub fn status(&mut self, player: Player) -> Result<(), Error> {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/control.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn try_from(mut client: &mut mpris::Player) -> Result<Self, Self::Error> {
[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/control.rs:93:17
[INFO] [stdout]    |
[INFO] [stdout] 93 |     fn try_from(mut client: &mut mpd::client::Client) -> Result<Self, Error> {
[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: variant is never constructed: `Playing`
[INFO] [stdout]   --> src/control.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Playing,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/control.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn try_from(mut client: &mut mpris::Player) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paused`
[INFO] [stdout]   --> src/control.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Paused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stopped`
[INFO] [stdout]   --> src/control.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     Stopped,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Playing`
[INFO] [stdout]   --> src/control.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Playing,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paused`
[INFO] [stdout]   --> src/control.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     Paused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stopped`
[INFO] [stdout]   --> src/control.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     Stopped,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.81s
[INFO] running `Command { std: "docker" "inspect" "fae962e12175919c7676861530dcc04f404020b0ea93a15577926ecdc2751ee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae962e12175919c7676861530dcc04f404020b0ea93a15577926ecdc2751ee6", kill_on_drop: false }`
[INFO] [stdout] fae962e12175919c7676861530dcc04f404020b0ea93a15577926ecdc2751ee6