[INFO] fetching crate metrics-exporter-tcp 0.10.0... [INFO] checking metrics-exporter-tcp-0.10.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate metrics-exporter-tcp 0.10.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate metrics-exporter-tcp 0.10.0 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 metrics-exporter-tcp 0.10.0 [INFO] finished tweaking crates.io crate metrics-exporter-tcp 0.10.0 [INFO] tweaked toml for crates.io crate metrics-exporter-tcp 0.10.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate metrics-exporter-tcp 0.10.0 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-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] 20b5770201e318dba318fc24df7054bb3952b077e108aa55ff115c79c478d3da [INFO] running `Command { std: "docker" "start" "-a" "20b5770201e318dba318fc24df7054bb3952b077e108aa55ff115c79c478d3da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20b5770201e318dba318fc24df7054bb3952b077e108aa55ff115c79c478d3da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20b5770201e318dba318fc24df7054bb3952b077e108aa55ff115c79c478d3da", kill_on_drop: false }` [INFO] [stdout] 20b5770201e318dba318fc24df7054bb3952b077e108aa55ff115c79c478d3da [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] d9849b06001cf4ffe4b2243e91f7f82e6dc9970f320fb8fd12c6081624e9bb36 [INFO] running `Command { std: "docker" "start" "-a" "d9849b06001cf4ffe4b2243e91f7f82e6dc9970f320fb8fd12c6081624e9bb36", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Compiling anyhow v1.0.82 [INFO] [stderr] Compiling either v1.11.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling bitflags v2.5.0 [INFO] [stderr] Compiling linux-raw-sys v0.4.13 [INFO] [stderr] Compiling bytes v1.6.0 [INFO] [stderr] Compiling prettyplease v0.2.19 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling fastrand v2.0.2 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling multimap v0.10.0 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling home v0.5.5 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Compiling itertools v0.12.1 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking raw-cpuid v11.0.1 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking metrics v0.23.0 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling petgraph v0.6.4 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Checking getrandom v0.2.14 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking quanta v0.12.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling tempfile v3.10.1 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling prost-derive v0.12.4 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling prost v0.12.4 [INFO] [stderr] Checking prost-types v0.12.4 [INFO] [stderr] Compiling prost-build v0.12.4 [INFO] [stderr] Compiling metrics-exporter-tcp v0.10.0 (/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:287:9 [INFO] [stdout] | [INFO] [stdout] 286 | let recorder = self.build()?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 287 | metrics::set_global_recorder(recorder).map_err(Into::into) [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:408:76 [INFO] [stdout] | [INFO] [stdout] 408 | ... .or_insert_with(|| (metric_type, None, 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] [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:623:8 [INFO] [stdout] | [INFO] [stdout] 600 | key: Key, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 623 | Ok(Bytes::from(buf)) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `metrics-exporter-tcp` (lib test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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:287:9 [INFO] [stdout] | [INFO] [stdout] 286 | let recorder = self.build()?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 287 | metrics::set_global_recorder(recorder).map_err(Into::into) [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:408:76 [INFO] [stdout] | [INFO] [stdout] 408 | ... .or_insert_with(|| (metric_type, None, 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] [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:623:8 [INFO] [stdout] | [INFO] [stdout] 600 | key: Key, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 623 | Ok(Bytes::from(buf)) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `metrics-exporter-tcp` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "d9849b06001cf4ffe4b2243e91f7f82e6dc9970f320fb8fd12c6081624e9bb36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9849b06001cf4ffe4b2243e91f7f82e6dc9970f320fb8fd12c6081624e9bb36", kill_on_drop: false }` [INFO] [stdout] d9849b06001cf4ffe4b2243e91f7f82e6dc9970f320fb8fd12c6081624e9bb36