[INFO] fetching crate serde_json_borrow 0.6.0... [INFO] checking serde_json_borrow-0.6.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate serde_json_borrow 0.6.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate serde_json_borrow 0.6.0 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 serde_json_borrow 0.6.0 [INFO] finished tweaking crates.io crate serde_json_borrow 0.6.0 [INFO] tweaked toml for crates.io crate serde_json_borrow 0.6.0 written to /workspace/builds/worker-3-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 70 packages to latest compatible versions [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] 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] 065335bbc07f0e0f081c227740ced5d7bdadfb0778f4cc97e75980389d038c7a [INFO] running `Command { std: "docker" "start" "-a" "065335bbc07f0e0f081c227740ced5d7bdadfb0778f4cc97e75980389d038c7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "065335bbc07f0e0f081c227740ced5d7bdadfb0778f4cc97e75980389d038c7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "065335bbc07f0e0f081c227740ced5d7bdadfb0778f4cc97e75980389d038c7a", kill_on_drop: false }` [INFO] [stdout] 065335bbc07f0e0f081c227740ced5d7bdadfb0778f4cc97e75980389d038c7a [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] ba2434f2e22f8bbe2670dc4d05150622ece36e70417b3c726b1510ef3bd81bbc [INFO] running `Command { std: "docker" "start" "-a" "ba2434f2e22f8bbe2670dc4d05150622ece36e70417b3c726b1510ef3bd81bbc", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking allocator-api2 v0.2.18 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling ref-cast v1.0.23 [INFO] [stderr] Checking rustop v1.1.4 [INFO] [stderr] Checking simdutf8 v0.1.4 [INFO] [stderr] Checking peakmem-alloc v0.3.0 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Compiling alloca v0.4.0 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking perf-event-open-sys v4.0.0 [INFO] [stderr] Compiling mini-internal v0.1.40 [INFO] [stderr] Checking lexical-util v0.8.5 [INFO] [stderr] Compiling ref-cast-impl v1.0.23 [INFO] [stderr] Checking yansi v1.0.1 [INFO] [stderr] Checking perf-event v0.4.8 [INFO] [stderr] Checking miniserde v0.1.40 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking binggan v0.8.1 [INFO] [stderr] Checking lexical-write-integer v0.8.5 [INFO] [stderr] Checking lexical-parse-integer v0.8.6 [INFO] [stderr] Checking lexical-parse-float v0.8.5 [INFO] [stderr] Checking lexical-write-float v0.8.5 [INFO] [stderr] Checking lexical-core v0.8.5 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking halfbrown v0.2.5 [INFO] [stderr] Checking value-trait v0.8.1 [INFO] [stderr] Checking simd-json v0.13.10 [INFO] [stderr] Checking serde_json_borrow v0.6.0 (/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/ser.rs:23:32 [INFO] [stdout] | [INFO] [stdout] 21 | fn serialize(&self, serializer: S) -> Result [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | where S: Serializer { [INFO] [stdout] 23 | serializer.collect_map(self.iter()) [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/value.rs:267:22 [INFO] [stdout] | [INFO] [stdout] 266 | fn from(val: Vec) -> Self { [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 267 | Value::Array(val.into_iter().map(Into::into).collect()) [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 `serde_json_borrow` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ba2434f2e22f8bbe2670dc4d05150622ece36e70417b3c726b1510ef3bd81bbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba2434f2e22f8bbe2670dc4d05150622ece36e70417b3c726b1510ef3bd81bbc", kill_on_drop: false }` [INFO] [stdout] ba2434f2e22f8bbe2670dc4d05150622ece36e70417b3c726b1510ef3bd81bbc