[INFO] cloning repository https://github.com/MarcelLieb/MusicSync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcelLieb/MusicSync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcelLieb%2FMusicSync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcelLieb%2FMusicSync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f51fe50016aaa5c42a6ed7bc9ac665c4cfacea58
[INFO] checking MarcelLieb/MusicSync/f51fe50016aaa5c42a6ed7bc9ac665c4cfacea58 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcelLieb%2FMusicSync" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcelLieb/MusicSync on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcelLieb/MusicSync
[INFO] finished tweaking git repo https://github.com/MarcelLieb/MusicSync
[INFO] tweaked toml for git repo https://github.com/MarcelLieb/MusicSync written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcelLieb/MusicSync already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e26ceee3968db11bf10283e3970b1c09071bc482b0907038c5abbdd998432c11
[INFO] running `Command { std: "docker" "start" "-a" "e26ceee3968db11bf10283e3970b1c09071bc482b0907038c5abbdd998432c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e26ceee3968db11bf10283e3970b1c09071bc482b0907038c5abbdd998432c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26ceee3968db11bf10283e3970b1c09071bc482b0907038c5abbdd998432c11", kill_on_drop: false }`
[INFO] [stdout] e26ceee3968db11bf10283e3970b1c09071bc482b0907038c5abbdd998432c11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "db59856fab99ad440185518ace35c88b214b766d47834306db356882bca52661", kill_on_drop: false }`
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[INFO] [stdout] warning: field `polling_frequency` is never read
[INFO] [stdout]    --> src/utils/lights/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 99  | pub struct PollingHelper {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 100 |     pub polling_frequency: f64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PollingHelper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/utils/lights/mod.rs:151:55
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 let tx = self.tx.clone();
[INFO] [stdout]     |                     -- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 151 |                 handle.spawn(async move { tx.send(()).await });
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/utils/lights/hue.rs:734:21
[INFO] [stdout]     |
[INFO] [stdout] 716 |         let mut prefix = BytesMut::from("HueStream");
[INFO] [stdout]     |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 734 |             buffer: BytesMut::with_capacity(buffer_size),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `polling_frequency` is never read
[INFO] [stdout]    --> src/utils/lights/mod.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 99  | pub struct PollingHelper {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 100 |     pub polling_frequency: f64,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PollingHelper` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/utils/lights/mod.rs:151:55
[INFO] [stdout]     |
[INFO] [stdout] 150 |                 let tx = self.tx.clone();
[INFO] [stdout]     |                     -- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 151 |                 handle.spawn(async move { tx.send(()).await });
[INFO] [stdout]     |                                                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/utils/lights/hue.rs:734:21
[INFO] [stdout]     |
[INFO] [stdout] 716 |         let mut prefix = BytesMut::from("HueStream");
[INFO] [stdout]     |                 ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 734 |             buffer: BytesMut::with_capacity(buffer_size),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `music_sync` (bin "music_sync") due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `music_sync` (bin "music_sync" test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "db59856fab99ad440185518ace35c88b214b766d47834306db356882bca52661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db59856fab99ad440185518ace35c88b214b766d47834306db356882bca52661", kill_on_drop: false }`
[INFO] [stdout] db59856fab99ad440185518ace35c88b214b766d47834306db356882bca52661