[INFO] fetching crate shadowsocks-service 1.21.0...
[INFO] checking shadowsocks-service-1.21.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate shadowsocks-service 1.21.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate shadowsocks-service 1.21.0 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 shadowsocks-service 1.21.0
[INFO] finished tweaking crates.io crate shadowsocks-service 1.21.0
[INFO] tweaked toml for crates.io crate shadowsocks-service 1.21.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]      Locking 379 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
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[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3a801103dad73244e6383f8f69c467e79f1ae49a017d58b35721eb59d2de6dfa
[INFO] running `Command { std: "docker" "start" "-a" "3a801103dad73244e6383f8f69c467e79f1ae49a017d58b35721eb59d2de6dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a801103dad73244e6383f8f69c467e79f1ae49a017d58b35721eb59d2de6dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a801103dad73244e6383f8f69c467e79f1ae49a017d58b35721eb59d2de6dfa", kill_on_drop: false }`
[INFO] [stdout] 3a801103dad73244e6383f8f69c467e79f1ae49a017d58b35721eb59d2de6dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f4997b6c39e9ee91b28afc20f3b09703d4b9b96e1dfa95effe6f8d3abc4c5a3b
[INFO] running `Command { std: "docker" "start" "-a" "f4997b6c39e9ee91b28afc20f3b09703d4b9b96e1dfa95effe6f8d3abc4c5a3b", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.8.1
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[INFO] [stderr]    Compiling pest_meta v2.7.13
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[INFO] [stderr]    Compiling pest_derive v2.7.13
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[INFO] [stderr]     Checking shadowsocks v1.21.0
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[INFO] [stderr]     Checking shadowsocks-service v1.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Poll<Result<Result<(), std::io::Error>, JoinError>>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/utils.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |         match ready!(Pin::new(&mut self.0).poll(cx)) {
[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]    |               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]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Poll<Result<Result<(), std::io::Error>, JoinError>>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/utils.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |         match ready!(Pin::new(&mut self.0).poll(cx)) {
[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]    |               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]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shadowsocks-service` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `shadowsocks-service` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f4997b6c39e9ee91b28afc20f3b09703d4b9b96e1dfa95effe6f8d3abc4c5a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4997b6c39e9ee91b28afc20f3b09703d4b9b96e1dfa95effe6f8d3abc4c5a3b", kill_on_drop: false }`
[INFO] [stdout] f4997b6c39e9ee91b28afc20f3b09703d4b9b96e1dfa95effe6f8d3abc4c5a3b