[INFO] fetching crate mias_channel 0.1.0... [INFO] checking mias_channel-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mias_channel 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate mias_channel 0.1.0 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 crates.io crate mias_channel 0.1.0 [INFO] finished tweaking crates.io crate mias_channel 0.1.0 [INFO] tweaked toml for crates.io crate mias_channel 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate mias_channel 0.1.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4b77dfa515587c570b6880c82b9ec139c8d2bd92cf13a0a125eec6622d95cc02 [INFO] running `Command { std: "docker" "start" "-a" "4b77dfa515587c570b6880c82b9ec139c8d2bd92cf13a0a125eec6622d95cc02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b77dfa515587c570b6880c82b9ec139c8d2bd92cf13a0a125eec6622d95cc02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b77dfa515587c570b6880c82b9ec139c8d2bd92cf13a0a125eec6622d95cc02", kill_on_drop: false }` [INFO] [stdout] 4b77dfa515587c570b6880c82b9ec139c8d2bd92cf13a0a125eec6622d95cc02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 }` [INFO] [stdout] 541da69a453ec62fb428409b1167f145d6b4e0a5659d506210fb1d11559d84fd [INFO] running `Command { std: "docker" "start" "-a" "541da69a453ec62fb428409b1167f145d6b4e0a5659d506210fb1d11559d84fd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.69 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Compiling tokio-macros v2.3.0 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking mias_channel v0.1.0 (/opt/rustwide/workdir) [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/normal.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 6 | let (tx, rx) = mpsc::channel::(buffer); [INFO] [stdout] | -- -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | let (response_tx, response_rx) = mpsc::channel::(buffer); [INFO] [stdout] | ----------- ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | (Sender::new(tx, response_rx), Receiver::new(rx, response_tx)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/normal.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 6 | let (tx, rx) = mpsc::channel::(buffer); [INFO] [stdout] | -- -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | let (response_tx, response_rx) = mpsc::channel::(buffer); [INFO] [stdout] | ----------- ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | (Sender::new(tx, response_rx), Receiver::new(rx, response_tx)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/responder.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 13 | let (tx, rx) = mpsc::channel::>(buffer); [INFO] [stdout] | -- -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | (ResponderSender::new(tx), rx) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mias_channel` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/normal.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 6 | let (tx, rx) = mpsc::channel::(buffer); [INFO] [stdout] | -- -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | let (response_tx, response_rx) = mpsc::channel::(buffer); [INFO] [stdout] | ----------- ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | (Sender::new(tx, response_rx), Receiver::new(rx, response_tx)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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/normal.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 6 | let (tx, rx) = mpsc::channel::(buffer); [INFO] [stdout] | -- -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | let (response_tx, response_rx) = mpsc::channel::(buffer); [INFO] [stdout] | ----------- ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | (Sender::new(tx, response_rx), Receiver::new(rx, response_tx)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/responder.rs:14:6 [INFO] [stdout] | [INFO] [stdout] 13 | let (tx, rx) = mpsc::channel::>(buffer); [INFO] [stdout] | -- -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | (ResponderSender::new(tx), rx) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mias_channel` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "541da69a453ec62fb428409b1167f145d6b4e0a5659d506210fb1d11559d84fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "541da69a453ec62fb428409b1167f145d6b4e0a5659d506210fb1d11559d84fd", kill_on_drop: false }` [INFO] [stdout] 541da69a453ec62fb428409b1167f145d6b4e0a5659d506210fb1d11559d84fd