[INFO] fetching crate wsbps 0.2.0... [INFO] checking wsbps-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate wsbps 0.2.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate wsbps 0.2.0 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 wsbps 0.2.0 [INFO] finished tweaking crates.io crate wsbps 0.2.0 [INFO] tweaked toml for crates.io crate wsbps 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [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-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] d570eabb0dacb3f5de4e6a716830d0f485c6e96b0b94534751c8d0a023507221 [INFO] running `Command { std: "docker" "start" "-a" "d570eabb0dacb3f5de4e6a716830d0f485c6e96b0b94534751c8d0a023507221", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d570eabb0dacb3f5de4e6a716830d0f485c6e96b0b94534751c8d0a023507221", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d570eabb0dacb3f5de4e6a716830d0f485c6e96b0b94534751c8d0a023507221", kill_on_drop: false }` [INFO] [stdout] d570eabb0dacb3f5de4e6a716830d0f485c6e96b0b94534751c8d0a023507221 [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] a64d2426d129a1642714b6b2f9dfb8077ea9efbcc846e16c6150b88bcf35bb61 [INFO] running `Command { std: "docker" "start" "-a" "a64d2426d129a1642714b6b2f9dfb8077ea9efbcc846e16c6150b88bcf35bb61", kill_on_drop: false }` [INFO] [stderr] Checking wsbps v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `ValueTrait` is never used [INFO] [stdout] --> src/error.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | trait ValueTrait: Readable + Sized {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `id` is never used [INFO] [stdout] --> src/packets.rs:420:20 [INFO] [stdout] | [INFO] [stdout] 418 | impl $Group { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 419 | // Packet id function to allow retrieval of the packet ID on the packet [INFO] [stdout] 420 | fn id(&self) -> $crate::VarInt { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | / packets! { [INFO] [stdout] 29 | | BiPackets (<->) { [INFO] [stdout] 30 | | TestA (0x01) { [INFO] [stdout] 31 | | b: VarInt, [INFO] [stdout] ... | [INFO] [stdout] 35 | | } [INFO] [stdout] 36 | | } [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `packets` (in Nightly builds, run with -Z macro-backtrace for more info) [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/io.rs:216:17 [INFO] [stdout] | [INFO] [stdout] 216 | it.write(o).expect("couldn't write vec contents")); [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wsbps` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: trait `ValueTrait` is never used [INFO] [stdout] --> src/error.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | trait ValueTrait: Readable + Sized {} [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/io.rs:216:17 [INFO] [stdout] | [INFO] [stdout] 216 | it.write(o).expect("couldn't write vec contents")); [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wsbps` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "a64d2426d129a1642714b6b2f9dfb8077ea9efbcc846e16c6150b88bcf35bb61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a64d2426d129a1642714b6b2f9dfb8077ea9efbcc846e16c6150b88bcf35bb61", kill_on_drop: false }` [INFO] [stdout] a64d2426d129a1642714b6b2f9dfb8077ea9efbcc846e16c6150b88bcf35bb61