[INFO] fetching crate tracing-json 0.1.0... [INFO] checking tracing-json-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tracing-json 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate tracing-json 0.1.0 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 tracing-json 0.1.0 [INFO] finished tweaking crates.io crate tracing-json 0.1.0 [INFO] tweaked toml for crates.io crate tracing-json 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate tracing-json 0.1.0 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] [stderr] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5da9419a906369d17f130e92275f95a78af85a93ffd9a77cb0d0f43fadfd9e0 [INFO] running `Command { std: "docker" "start" "-a" "d5da9419a906369d17f130e92275f95a78af85a93ffd9a77cb0d0f43fadfd9e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5da9419a906369d17f130e92275f95a78af85a93ffd9a77cb0d0f43fadfd9e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5da9419a906369d17f130e92275f95a78af85a93ffd9a77cb0d0f43fadfd9e0", kill_on_drop: false }` [INFO] [stdout] d5da9419a906369d17f130e92275f95a78af85a93ffd9a77cb0d0f43fadfd9e0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4cffbb11ff81b05581fb1c2d7a5785b74b46f17eb097d9478305c0a80655370 [INFO] running `Command { std: "docker" "start" "-a" "c4cffbb11ff81b05581fb1c2d7a5785b74b46f17eb097d9478305c0a80655370", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking tracing-core v0.1.10 [INFO] [stderr] Checking sharded-slab v0.0.9 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking tracing-subscriber v0.2.5 [INFO] [stderr] Checking tracing-log v0.1.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling tracing-attributes v0.1.8 [INFO] [stderr] Compiling thiserror-impl v1.0.19 [INFO] [stderr] Checking tracing v0.1.15 [INFO] [stderr] Checking thiserror v1.0.19 [INFO] [stderr] Checking tracing-json v0.1.0 (/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/layers/formatter/structured.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will 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 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `try` (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/layers/formatter/structured.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will 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 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [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 `tracing-json` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tracing-json` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c4cffbb11ff81b05581fb1c2d7a5785b74b46f17eb097d9478305c0a80655370", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4cffbb11ff81b05581fb1c2d7a5785b74b46f17eb097d9478305c0a80655370", kill_on_drop: false }` [INFO] [stdout] c4cffbb11ff81b05581fb1c2d7a5785b74b46f17eb097d9478305c0a80655370