[INFO] fetching crate yaircc 0.1.0... [INFO] checking yaircc-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate yaircc 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate yaircc 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate yaircc 0.1.0 [INFO] finished tweaking crates.io crate yaircc 0.1.0 [INFO] tweaked toml for crates.io crate yaircc 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate yaircc 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 211a0ebcf3611cc3b16346909ecbc92e85d85eef8d6a2d965533e9141264ee7e [INFO] running `Command { std: "docker" "start" "-a" "211a0ebcf3611cc3b16346909ecbc92e85d85eef8d6a2d965533e9141264ee7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "211a0ebcf3611cc3b16346909ecbc92e85d85eef8d6a2d965533e9141264ee7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "211a0ebcf3611cc3b16346909ecbc92e85d85eef8d6a2d965533e9141264ee7e", kill_on_drop: false }` [INFO] [stdout] 211a0ebcf3611cc3b16346909ecbc92e85d85eef8d6a2d965533e9141264ee7e [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f20dd686bc37c53c9d16288e3684b54b980700b5bd3bb483b52c836534ce58fd [INFO] running `Command { std: "docker" "start" "-a" "f20dd686bc37c53c9d16288e3684b54b980700b5bd3bb483b52c836534ce58fd", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking futures-core v0.3.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking futures-io v0.3.1 [INFO] [stderr] Checking futures-sink v0.3.1 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Checking futures-task v0.3.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking futures-channel v0.3.1 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling yaircc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures-timer v1.0.3 [INFO] [stderr] Checking async-macros v1.0.0 [INFO] [stderr] Checking pin-project-lite v0.1.0 [INFO] [stderr] Checking once_cell v1.2.0 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking async-task v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking async-std v0.99.12 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Compiling synstructure v0.12.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Checking futures-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.1 [INFO] [stderr] Checking futures v0.3.1 [INFO] [stdout] error: this value of type `IrcStream` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> examples/peekaboo_async.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 13 | $writer.raw(msg).await?; [INFO] [stdout] | ---------------------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 72 | let irc_stream = IrcStream::new(stream, UTF_8); [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] [stderr] error: could not compile `yaircc` (example "peekaboo_async") due to 2 previous errors [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f20dd686bc37c53c9d16288e3684b54b980700b5bd3bb483b52c836534ce58fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f20dd686bc37c53c9d16288e3684b54b980700b5bd3bb483b52c836534ce58fd", kill_on_drop: false }` [INFO] [stdout] f20dd686bc37c53c9d16288e3684b54b980700b5bd3bb483b52c836534ce58fd