[INFO] fetching crate prost-simple-rpc 0.3.0... [INFO] checking prost-simple-rpc-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate prost-simple-rpc 0.3.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate prost-simple-rpc 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 prost-simple-rpc 0.3.0 [INFO] finished tweaking crates.io crate prost-simple-rpc 0.3.0 [INFO] tweaked toml for crates.io crate prost-simple-rpc 0.3.0 written to /workspace/builds/worker-0-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 68 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding ansi_term v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding bitflags v0.9.1 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.7.1) [INFO] [stderr] Adding cargo_metadata v0.5.8 (latest: v0.18.1) [INFO] [stderr] Adding clippy v0.0.212 (latest: v0.0.302) [INFO] [stderr] Adding error-chain v0.11.0 (latest: v0.12.4) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v1.0.2) [INFO] [stderr] Adding if_chain v0.1.3 (latest: v1.0.2) [INFO] [stderr] Adding itertools v0.7.11 (latest: v0.13.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding prost v0.4.0 (latest: v0.13.2) [INFO] [stderr] Adding pulldown-cmark v0.1.2 (latest: v0.12.0) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding toml v0.4.10 (latest: v0.8.19) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.2) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7254329578f125cba280dc368a19ab3a672122f57e6092bac518803b58e975d6 [INFO] running `Command { std: "docker" "start" "-a" "7254329578f125cba280dc368a19ab3a672122f57e6092bac518803b58e975d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7254329578f125cba280dc368a19ab3a672122f57e6092bac518803b58e975d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7254329578f125cba280dc368a19ab3a672122f57e6092bac518803b58e975d6", kill_on_drop: false }` [INFO] [stdout] 7254329578f125cba280dc368a19ab3a672122f57e6092bac518803b58e975d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4dae5790e80034b455bf5bb80124c7fcf0f924b53ca4c46bacb3ae8416404536 [INFO] running `Command { std: "docker" "start" "-a" "4dae5790e80034b455bf5bb80124c7fcf0f924b53ca4c46bacb3ae8416404536", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking prost v0.4.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking prost-simple-rpc 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/__rt.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn encode(message: M) -> error::Result [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 96 | let mut buf = ::bytes::BytesMut::with_capacity(len); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 97 | prost::Message::encode(&message, &mut buf)?; [INFO] [stdout] 98 | Ok(buf.freeze()) [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] [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/__rt.rs:98:8 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn encode(message: M) -> error::Result [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 96 | let mut buf = ::bytes::BytesMut::with_capacity(len); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 97 | prost::Message::encode(&message, &mut buf)?; [INFO] [stdout] 98 | Ok(buf.freeze()) [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 `prost-simple-rpc` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `prost-simple-rpc` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "4dae5790e80034b455bf5bb80124c7fcf0f924b53ca4c46bacb3ae8416404536", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dae5790e80034b455bf5bb80124c7fcf0f924b53ca4c46bacb3ae8416404536", kill_on_drop: false }` [INFO] [stdout] 4dae5790e80034b455bf5bb80124c7fcf0f924b53ca4c46bacb3ae8416404536