[INFO] fetching crate prometheus-measures-exporter 0.0.1... [INFO] checking prometheus-measures-exporter-0.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate prometheus-measures-exporter 0.0.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate prometheus-measures-exporter 0.0.1 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 prometheus-measures-exporter 0.0.1 [INFO] finished tweaking crates.io crate prometheus-measures-exporter 0.0.1 [INFO] tweaked toml for crates.io crate prometheus-measures-exporter 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 75 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.6) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.4.6 (latest: v1.0.1) [INFO] [stderr] Adding hyper v0.14.30 (latest: v1.4.1) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding protobuf v2.28.0 (latest: v3.5.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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-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] f7c8bc662289714ae8708b80a3a5660c4b5924ca42e761a6b1622764ea744be2 [INFO] running `Command { std: "docker" "start" "-a" "f7c8bc662289714ae8708b80a3a5660c4b5924ca42e761a6b1622764ea744be2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7c8bc662289714ae8708b80a3a5660c4b5924ca42e761a6b1622764ea744be2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c8bc662289714ae8708b80a3a5660c4b5924ca42e761a6b1622764ea744be2", kill_on_drop: false }` [INFO] [stdout] f7c8bc662289714ae8708b80a3a5660c4b5924ca42e761a6b1622764ea744be2 [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] 847d2df7e76d9c1ed428f429bcbf5cbfaabb13d13e78395fa963f34809736763 [INFO] running `Command { std: "docker" "start" "-a" "847d2df7e76d9c1ed428f429bcbf5cbfaabb13d13e78395fa963f34809736763", kill_on_drop: false }` [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling prometheus v0.13.4 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking hyper v0.14.30 [INFO] [stderr] Checking prometheus-measures-exporter v0.0.1 (/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/measurers_by_label.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new(registry: &Registry, opts_factory: Box>) -> Self { [INFO] [stdout] | ----------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 28 | Self { [INFO] [stdout] 29 | registry: registry.clone(), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/measurers_by_label.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new(registry: &Registry, opts_factory: Box>) -> Self { [INFO] [stdout] | ----------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | tools: Default::default(), [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/measurers_by_label.rs:29:23 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new(registry: &Registry, opts_factory: Box>) -> Self { [INFO] [stdout] | ----------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 28 | Self { [INFO] [stdout] 29 | registry: registry.clone(), [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 2 previous errors [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/measurers_by_label.rs:30:20 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new(registry: &Registry, opts_factory: Box>) -> Self { [INFO] [stdout] | ----------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | tools: Default::default(), [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 `prometheus-measures-exporter` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `prometheus-measures-exporter` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "847d2df7e76d9c1ed428f429bcbf5cbfaabb13d13e78395fa963f34809736763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "847d2df7e76d9c1ed428f429bcbf5cbfaabb13d13e78395fa963f34809736763", kill_on_drop: false }` [INFO] [stdout] 847d2df7e76d9c1ed428f429bcbf5cbfaabb13d13e78395fa963f34809736763