[INFO] fetching crate tracing-durations-export 0.3.0... [INFO] checking tracing-durations-export-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tracing-durations-export 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate tracing-durations-export 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 tracing-durations-export 0.3.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate tracing-durations-export 0.3.0 [INFO] tweaked toml for crates.io crate tracing-durations-export 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate tracing-durations-export 0.3.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fefa67bde155dd1c12bb3f35ee6b636a02a7ea7e63105fb2cfb1d64630c265db [INFO] running `Command { std: "docker" "start" "-a" "fefa67bde155dd1c12bb3f35ee6b636a02a7ea7e63105fb2cfb1d64630c265db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fefa67bde155dd1c12bb3f35ee6b636a02a7ea7e63105fb2cfb1d64630c265db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fefa67bde155dd1c12bb3f35ee6b636a02a7ea7e63105fb2cfb1d64630c265db", kill_on_drop: false }` [INFO] [stdout] fefa67bde155dd1c12bb3f35ee6b636a02a7ea7e63105fb2cfb1d64630c265db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e2696d3d2a271c84d225b4aac305aa9e6f755231fc99cb416a89f257c9cdc2d3 [INFO] running `Command { std: "docker" "start" "-a" "e2696d3d2a271c84d225b4aac305aa9e6f755231fc99cb416a89f257c9cdc2d3", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.208 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling syn v2.0.75 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling serde_json v1.0.125 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.208 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking tokio v1.39.3 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tracing-durations-export 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/lib.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 122 | let out = self [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 126 | let layer = DurationsLayer { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 144 | let guard = layer.drop_guard(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 145 | Ok((layer, guard)) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] [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/lib.rs:124:25 [INFO] [stdout] | [INFO] [stdout] 124 | .map(|file| File::create(file).map(BufWriter::new)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/lib.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 122 | let out = self [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 126 | let layer = DurationsLayer { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 144 | let guard = layer.drop_guard(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 145 | Ok((layer, guard)) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] [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/lib.rs:124:25 [INFO] [stdout] | [INFO] [stdout] 124 | .map(|file| File::create(file).map(BufWriter::new)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tracing-durations-export` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tracing-durations-export` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "e2696d3d2a271c84d225b4aac305aa9e6f755231fc99cb416a89f257c9cdc2d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2696d3d2a271c84d225b4aac305aa9e6f755231fc99cb416a89f257c9cdc2d3", kill_on_drop: false }` [INFO] [stdout] e2696d3d2a271c84d225b4aac305aa9e6f755231fc99cb416a89f257c9cdc2d3