[INFO] fetching crate mkv 0.0.8... [INFO] checking mkv-0.0.8 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mkv 0.0.8 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate mkv 0.0.8 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 mkv 0.0.8 [INFO] finished tweaking crates.io crate mkv 0.0.8 [INFO] tweaked toml for crates.io crate mkv 0.0.8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate mkv 0.0.8 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c7d757be4cb9089d3e2380d8b0b13abfcaa5d93bcfc8b039ce8636314820c60d [INFO] running `Command { std: "docker" "start" "-a" "c7d757be4cb9089d3e2380d8b0b13abfcaa5d93bcfc8b039ce8636314820c60d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7d757be4cb9089d3e2380d8b0b13abfcaa5d93bcfc8b039ce8636314820c60d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7d757be4cb9089d3e2380d8b0b13abfcaa5d93bcfc8b039ce8636314820c60d", kill_on_drop: false }` [INFO] [stdout] c7d757be4cb9089d3e2380d8b0b13abfcaa5d93bcfc8b039ce8636314820c60d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ef853b7d164d432b600ed74fdb4eb02f78b6f173bbf566606bc0c205730c50d6 [INFO] running `Command { std: "docker" "start" "-a" "ef853b7d164d432b600ed74fdb4eb02f78b6f173bbf566606bc0c205730c50d6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking byteorder v0.3.13 [INFO] [stderr] Checking random v0.12.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mkv v0.0.8 (/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/elements/midlevel.rs:47:35 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn new(h_:H) -> MidlevelParser { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | MidlevelParser { h:h_ , b:None} [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 `mkv` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `eldb_test__id_to_class` should have a snake case name [INFO] [stdout] --> src/elements/database.rs:298:4 [INFO] [stdout] | [INFO] [stdout] 298 | fn eldb_test__id_to_class() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `eldb_test_id_to_class` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eldb_test__class_to_id` should have a snake case name [INFO] [stdout] --> src/elements/database.rs:307:4 [INFO] [stdout] | [INFO] [stdout] 307 | fn eldb_test__class_to_id() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `eldb_test_class_to_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eldb_test__class_to_type` should have a snake case name [INFO] [stdout] --> src/elements/database.rs:315:4 [INFO] [stdout] | [INFO] [stdout] 315 | fn eldb_test__class_to_type() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `eldb_test_class_to_type` [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/elements/midlevel.rs:47:35 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn new(h_:H) -> MidlevelParser { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | MidlevelParser { h:h_ , b:None} [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mkv` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ef853b7d164d432b600ed74fdb4eb02f78b6f173bbf566606bc0c205730c50d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef853b7d164d432b600ed74fdb4eb02f78b6f173bbf566606bc0c205730c50d6", kill_on_drop: false }` [INFO] [stdout] ef853b7d164d432b600ed74fdb4eb02f78b6f173bbf566606bc0c205730c50d6