[INFO] fetching crate modbus-mqtt 0.3.0... [INFO] checking modbus-mqtt-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate modbus-mqtt 0.3.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate modbus-mqtt 0.3.0 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 modbus-mqtt 0.3.0 [INFO] finished tweaking crates.io crate modbus-mqtt 0.3.0 [INFO] tweaked toml for crates.io crate modbus-mqtt 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate modbus-mqtt 0.3.0 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] 76948d06c1115190856559be7510086718fc603d0d460a77840702c481a765bc [INFO] running `Command { std: "docker" "start" "-a" "76948d06c1115190856559be7510086718fc603d0d460a77840702c481a765bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76948d06c1115190856559be7510086718fc603d0d460a77840702c481a765bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76948d06c1115190856559be7510086718fc603d0d460a77840702c481a765bc", kill_on_drop: false }` [INFO] [stdout] 76948d06c1115190856559be7510086718fc603d0d460a77840702c481a765bc [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] 3d06c9e83579a7c02cc8a57b83d21b0260840283df641c5e2eb4d1200341c90d [INFO] running `Command { std: "docker" "start" "-a" "3d06c9e83579a7c02cc8a57b83d21b0260840283df641c5e2eb4d1200341c90d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] 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async-trait v0.1.81 [INFO] [stderr] Compiling bitmask-enum v2.2.4 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking clap v4.0.32 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tungstenite v0.23.0 [INFO] [stderr] Checking unescaper v0.1.5 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking hyper v1.4.1 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking tokio-tungstenite v0.23.1 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking url v2.5.2 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking serialport v4.4.0 [INFO] [stderr] Checking humantime-serde v1.1.1 [INFO] [stderr] Checking tokio-modbus v0.7.1 [INFO] [stderr] Checking rumqttc v0.24.0 [INFO] [stderr] Checking mio-serial v5.0.5 [INFO] [stderr] Checking tokio-serial v5.4.4 [INFO] [stderr] Checking hyper-util v0.1.6 [INFO] [stderr] Checking serde-aux v4.5.0 [INFO] [stderr] Checking reqwest v0.12.5 [INFO] [stderr] Checking sungrow-winets v0.2.1 [INFO] [stderr] Checking tokio_modbus-winets v0.2.1 [INFO] [stderr] Checking modbus-mqtt v0.3.0 (/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/shutdown.rs:44:20 [INFO] [stdout] | [INFO] [stdout] 40 | pub(crate) fn new(notify: Notify) -> Shutdown { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | guard: None, [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/shutdown.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 48 | pub(crate) fn with_guard(notify: Notify, guard: Guard) -> Shutdown { [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] ... [INFO] [stdout] 52 | guard: Some(guard), [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/shutdown.rs:44:20 [INFO] [stdout] | [INFO] [stdout] 40 | pub(crate) fn new(notify: Notify) -> Shutdown { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | guard: None, [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/shutdown.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 48 | pub(crate) fn with_guard(notify: Notify, guard: Guard) -> Shutdown { [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] ... [INFO] [stdout] 52 | guard: Some(guard), [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/modbus/register.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(register: Register, mqtt: mqtt::Handle, modbus: super::Handle) -> Monitor { [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] 19 | Monitor { [INFO] [stdout] 20 | mqtt: mqtt.scoped(register.path()), [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/modbus/register.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn new(register: Register, mqtt: mqtt::Handle, modbus: super::Handle) -> Monitor { [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] 19 | Monitor { [INFO] [stdout] 20 | mqtt: mqtt.scoped(register.path()), [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/mqtt.rs:242:15 [INFO] [stdout] | [INFO] [stdout] 239 | fn scoped>(&self, prefix: S) -> Self { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 242 | ..self.clone() [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/mqtt.rs:242:15 [INFO] [stdout] | [INFO] [stdout] 239 | fn scoped>(&self, prefix: S) -> Self { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 242 | ..self.clone() [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `modbus-mqtt` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `modbus-mqtt` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "3d06c9e83579a7c02cc8a57b83d21b0260840283df641c5e2eb4d1200341c90d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d06c9e83579a7c02cc8a57b83d21b0260840283df641c5e2eb4d1200341c90d", kill_on_drop: false }` [INFO] [stdout] 3d06c9e83579a7c02cc8a57b83d21b0260840283df641c5e2eb4d1200341c90d