[INFO] fetching crate airomem 0.6.0... [INFO] checking airomem-0.6.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate airomem 0.6.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate airomem 0.6.0 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 airomem 0.6.0 [INFO] finished tweaking crates.io crate airomem 0.6.0 [INFO] tweaked toml for crates.io crate airomem 0.6.0 written to /workspace/builds/worker-3-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 [INFO] [stderr] Locking 54 packages to latest compatible versions [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `futures` dependency) [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 58f7299c71ff26100bcf77fd456a54bcabf5605eae8ec0a5b6b826f729d85497 [INFO] running `Command { std: "docker" "start" "-a" "58f7299c71ff26100bcf77fd456a54bcabf5605eae8ec0a5b6b826f729d85497", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58f7299c71ff26100bcf77fd456a54bcabf5605eae8ec0a5b6b826f729d85497", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58f7299c71ff26100bcf77fd456a54bcabf5605eae8ec0a5b6b826f729d85497", kill_on_drop: false }` [INFO] [stdout] 58f7299c71ff26100bcf77fd456a54bcabf5605eae8ec0a5b6b826f729d85497 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 13deb422e705de73ff7e3559606d8bd1b5c5c78c32ea743175d727cbfcaa25b5 [INFO] running `Command { std: "docker" "start" "-a" "13deb422e705de73ff7e3559606d8bd1b5c5c78c32ea743175d727cbfcaa25b5", kill_on_drop: false }` [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `futures` dependency) [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking airomem v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result, serde_json::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:474:15 [INFO] [stdout] | [INFO] [stdout] 473 | let mut deserializer = serde_json::Deserializer::from_reader(reader); [INFO] [stdout] | ---------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 474 | match serde::de::Deserialize::deserialize(&mut deserializer) { [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 `airomem` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result, serde_json::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:474:15 [INFO] [stdout] | [INFO] [stdout] 473 | let mut deserializer = serde_json::Deserializer::from_reader(reader); [INFO] [stdout] | ---------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 474 | match serde::de::Deserialize::deserialize(&mut deserializer) { [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 `airomem` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "13deb422e705de73ff7e3559606d8bd1b5c5c78c32ea743175d727cbfcaa25b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13deb422e705de73ff7e3559606d8bd1b5c5c78c32ea743175d727cbfcaa25b5", kill_on_drop: false }` [INFO] [stdout] 13deb422e705de73ff7e3559606d8bd1b5c5c78c32ea743175d727cbfcaa25b5