[INFO] fetching crate mqtt-channel-client 0.6.0... [INFO] checking mqtt-channel-client-0.6.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mqtt-channel-client 0.6.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate mqtt-channel-client 0.6.0 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 mqtt-channel-client 0.6.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mqtt-channel-client 0.6.0 [INFO] tweaked toml for crates.io crate mqtt-channel-client 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate mqtt-channel-client 0.6.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 09e8c551dc2dfa4fa44b4177718a7d18fdebfe9c028eb2ab12082bfcd18765ad [INFO] running `Command { std: "docker" "start" "-a" "09e8c551dc2dfa4fa44b4177718a7d18fdebfe9c028eb2ab12082bfcd18765ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09e8c551dc2dfa4fa44b4177718a7d18fdebfe9c028eb2ab12082bfcd18765ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09e8c551dc2dfa4fa44b4177718a7d18fdebfe9c028eb2ab12082bfcd18765ad", kill_on_drop: false }` [INFO] [stdout] 09e8c551dc2dfa4fa44b4177718a7d18fdebfe9c028eb2ab12082bfcd18765ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 601df55504d032532d5ddbc733a0f370cca6ae071719729c9f957e32e3d6c3be [INFO] running `Command { std: "docker" "start" "-a" "601df55504d032532d5ddbc733a0f370cca6ae071719729c9f957e32e3d6c3be", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling thiserror v1.0.48 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Compiling syn v2.0.32 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking aho-corasick v1.0.5 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Compiling openssl-sys v0.9.93 [INFO] [stderr] Compiling paho-mqtt-sys v0.8.1 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Compiling darling_core v0.14.4 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Compiling darling_macro v0.14.4 [INFO] [stderr] Compiling darling v0.14.4 [INFO] [stderr] Compiling derive_builder_core v0.12.0 [INFO] [stderr] Compiling derive_builder_macro v0.12.0 [INFO] [stderr] Checking derive_builder v0.12.0 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking paho-mqtt v0.12.1 [INFO] [stderr] Checking mqtt-channel-client v0.6.0 (/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/client.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(options: CreateOptions, config: ClientConfig) -> Result { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 34 | let (tx, _) = broadcast::channel::(config.channel_size); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 35 | [INFO] [stdout] 36 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 37 | | client: AsyncClient::new(options)?, [INFO] [stdout] 38 | | config, [INFO] [stdout] 39 | | subscriptions: Default::default(), [INFO] [stdout] ... | [INFO] [stdout] 45 | | metrics: Default::default(), [INFO] [stdout] 46 | | }) [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mqtt-channel-client` (lib test) due to 2 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/client.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn new(options: CreateOptions, config: ClientConfig) -> Result { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 34 | let (tx, _) = broadcast::channel::(config.channel_size); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 35 | [INFO] [stdout] 36 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 37 | | client: AsyncClient::new(options)?, [INFO] [stdout] 38 | | config, [INFO] [stdout] 39 | | subscriptions: Default::default(), [INFO] [stdout] ... | [INFO] [stdout] 45 | | metrics: Default::default(), [INFO] [stdout] 46 | | }) [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mqtt-channel-client` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "601df55504d032532d5ddbc733a0f370cca6ae071719729c9f957e32e3d6c3be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "601df55504d032532d5ddbc733a0f370cca6ae071719729c9f957e32e3d6c3be", kill_on_drop: false }` [INFO] [stdout] 601df55504d032532d5ddbc733a0f370cca6ae071719729c9f957e32e3d6c3be