[INFO] fetching crate prometheus-macros 0.1.0...
[INFO] checking prometheus-macros-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate prometheus-macros 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate prometheus-macros 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 prometheus-macros 0.1.0
[INFO] finished tweaking crates.io crate prometheus-macros 0.1.0
[INFO] tweaked toml for crates.io crate prometheus-macros 0.1.0 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]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding protobuf v2.28.0 (latest: v3.5.1)
[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] 559fafdef5e6126005cf3a5b7f3451b13994af441f99595cb5b5441c1a476146
[INFO] running `Command { std: "docker" "start" "-a" "559fafdef5e6126005cf3a5b7f3451b13994af441f99595cb5b5441c1a476146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "559fafdef5e6126005cf3a5b7f3451b13994af441f99595cb5b5441c1a476146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559fafdef5e6126005cf3a5b7f3451b13994af441f99595cb5b5441c1a476146", kill_on_drop: false }`
[INFO] [stdout] 559fafdef5e6126005cf3a5b7f3451b13994af441f99595cb5b5441c1a476146
[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] 94db2afa8162698e745808836672f00da80764fe025aa76feb897761ef43bb80
[INFO] running `Command { std: "docker" "start" "-a" "94db2afa8162698e745808836672f00da80764fe025aa76feb897761ef43bb80", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking prometheus-macros 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/lib.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                   Ok(Self {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 111 | |                     $(
[INFO] [stdout] 112 | |                         $metric_name
[INFO] [stdout] 113 | |                     ),+
[INFO] [stdout] 114 | |                 })
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 272 | /         composite_metric! {
[INFO] [stdout] 273 | |             struct CompositeMetric {
[INFO] [stdout] 274 | |                 #[name = "example_gauge_1"]
[INFO] [stdout] 275 | |                 #[desc = "description"]
[INFO] [stdout] 276 | |                 gauge_metric_1: Gauge,
[INFO] [stdout]     | |                 -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...   |
[INFO] [stdout] 279 | |                 gauge_metric_2: Gauge,
[INFO] [stdout]     | |                 -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 280 | |             }
[INFO] [stdout] 281 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout]     = note: this error originates in the macro `composite_metric` (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/lib.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                   Ok(Self {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 111 | |                     $(
[INFO] [stdout] 112 | |                         $metric_name
[INFO] [stdout] 113 | |                     ),+
[INFO] [stdout] 114 | |                 })
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 304 | /         composite_metric! {
[INFO] [stdout] 305 | |             struct CompositeMetric {
[INFO] [stdout] 306 | |                 #[name = "example_gauge"]
[INFO] [stdout] 307 | |                 #[desc = "description"]
[INFO] [stdout] 308 | |                 gauge_metric: Gauge,
[INFO] [stdout]     | |                 ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 309 | |             }
[INFO] [stdout] 310 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: this error originates in the macro `composite_metric` (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/lib.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                   Ok(Self {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 111 | |                     $(
[INFO] [stdout] 112 | |                         $metric_name
[INFO] [stdout] 113 | |                     ),+
[INFO] [stdout] 114 | |                 })
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 323 | /         composite_metric! {
[INFO] [stdout] 324 | |             struct CompositeMetric {
[INFO] [stdout] 325 | |                 #[name = "example_gauge_vec"]
[INFO] [stdout] 326 | |                 #[desc = "description"]
[INFO] [stdout] 327 | |                 #[labels = ["label1", "label2"]]
[INFO] [stdout] 328 | |                 gauge_vec_metric: GaugeVec,
[INFO] [stdout]     | |                 ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 329 | |             }
[INFO] [stdout] 330 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: this error originates in the macro `composite_metric` (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/lib.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                   Ok(Self {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 111 | |                     $(
[INFO] [stdout] 112 | |                         $metric_name
[INFO] [stdout] 113 | |                     ),+
[INFO] [stdout] 114 | |                 })
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 347 | /         composite_metric! {
[INFO] [stdout] 348 | |             struct CompositeMetric {
[INFO] [stdout] 349 | |                 #[name = "example_hist"]
[INFO] [stdout] 350 | |                 #[desc = "description"]
[INFO] [stdout] 351 | |                 #[buckets = [0.1, 0.5]]
[INFO] [stdout] 352 | |                 hist_metric: Histogram,
[INFO] [stdout]     | |                 ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 353 | |             }
[INFO] [stdout] 354 | |         }
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]     = note: this error originates in the macro `composite_metric` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prometheus-macros` (lib test) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "94db2afa8162698e745808836672f00da80764fe025aa76feb897761ef43bb80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94db2afa8162698e745808836672f00da80764fe025aa76feb897761ef43bb80", kill_on_drop: false }`
[INFO] [stdout] 94db2afa8162698e745808836672f00da80764fe025aa76feb897761ef43bb80