[INFO] fetching crate lpc 1.0.2... [INFO] checking lpc-1.0.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate lpc 1.0.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate lpc 1.0.2 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 lpc 1.0.2 [INFO] finished tweaking crates.io crate lpc 1.0.2 [INFO] tweaked toml for crates.io crate lpc 1.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate lpc 1.0.2 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d3e738f5e55eab72b4cab83f3b8acd489da5916b2748b1474f02712de61560f7 [INFO] running `Command { std: "docker" "start" "-a" "d3e738f5e55eab72b4cab83f3b8acd489da5916b2748b1474f02712de61560f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3e738f5e55eab72b4cab83f3b8acd489da5916b2748b1474f02712de61560f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3e738f5e55eab72b4cab83f3b8acd489da5916b2748b1474f02712de61560f7", kill_on_drop: false }` [INFO] [stdout] d3e738f5e55eab72b4cab83f3b8acd489da5916b2748b1474f02712de61560f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4b68133f143ac27ba972290aeb9a520eb54d48110e775498addbdc0fa2d86eaa [INFO] running `Command { std: "docker" "start" "-a" "4b68133f143ac27ba972290aeb9a520eb54d48110e775498addbdc0fa2d86eaa", 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 serde v1.0.188 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling openssl v0.10.57 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling serde_json v1.0.105 [INFO] [stderr] Checking percent-encoding v2.3.0 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Compiling rustix v0.38.11 [INFO] [stderr] Checking form_urlencoded v1.2.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Compiling gimli v0.28.0 [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Checking linux-raw-sys v0.4.5 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking socket2 v0.5.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling object v0.32.1 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling curl v0.4.44 [INFO] [stderr] Compiling thiserror v1.0.48 [INFO] [stderr] Checking fastrand v2.0.0 [INFO] [stderr] Checking base64 v0.21.3 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking flume v0.10.14 [INFO] [stderr] Checking crossbeam v0.8.2 [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking filetime v0.2.22 [INFO] [stderr] Checking parking v2.1.0 [INFO] [stderr] Compiling isahc v1.7.2 [INFO] [stderr] Checking iana-time-zone v0.1.57 [INFO] [stderr] Compiling async-trait v0.1.73 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking match_cfg v0.1.0 [INFO] [stderr] Checking winnow v0.5.15 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking sluice v0.5.5 [INFO] [stderr] Checking email-encoding v0.2.0 [INFO] [stderr] Compiling enum-utils-from-str v0.1.2 [INFO] [stderr] Checking idna v0.3.0 [INFO] [stderr] Checking thread-id v4.2.0 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking ipnet v2.8.0 [INFO] [stderr] Checking email_address v0.2.4 [INFO] [stderr] Checking castaway v0.1.2 [INFO] [stderr] Compiling openssl-sys v0.9.93 [INFO] [stderr] Compiling libz-sys v1.1.12 [INFO] [stderr] Compiling curl-sys v0.4.65+curl-8.2.1 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking arc-swap v1.6.0 [INFO] [stderr] Checking chrono v0.4.29 [INFO] [stderr] Checking quoted_printable v0.4.8 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive_internals v0.25.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling enum-utils v0.1.2 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking uuid v1.4.1 [INFO] [stderr] Checking serde_spanned v0.6.3 [INFO] [stderr] Checking toml_datetime v0.6.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking fast-able v1.0.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking toml_edit v0.19.14 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking lettre v0.10.4 [INFO] [stderr] Checking log4rs v1.2.0 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking ipc-channel v0.17.0 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking lpc v1.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking hotwatch v0.4.6 [INFO] [stdout] warning: unused imports: `AtomicPtr`, `Ordering`, and `cell::UnsafeCell` [INFO] [stdout] --> src/client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | cell::UnsafeCell, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 3 | sync::{ [INFO] [stdout] 4 | atomic::{AtomicPtr, Ordering}, [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/types.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let mut receivers = SyncVec::new(); [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: static `IPC_CHCHA` is never used [INFO] [stdout] --> src/types.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | static IPC_CHCHA: Lazy>> = Lazy::new(|| { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [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/server.rs:67:25 [INFO] [stdout] | [INFO] [stdout] 64 | let d = recv.recv().map(|x| { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 67 | / x.1.into_iter() [INFO] [stdout] 68 | | .map(|mut x| x.to_sender()) [INFO] [stdout] 69 | | .collect::>(), [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; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lpc` (lib) due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4b68133f143ac27ba972290aeb9a520eb54d48110e775498addbdc0fa2d86eaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b68133f143ac27ba972290aeb9a520eb54d48110e775498addbdc0fa2d86eaa", kill_on_drop: false }` [INFO] [stdout] 4b68133f143ac27ba972290aeb9a520eb54d48110e775498addbdc0fa2d86eaa