[INFO] fetching crate deltoid 0.12.0... [INFO] checking deltoid-0.12.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate deltoid 0.12.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate deltoid 0.12.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate deltoid 0.12.0 [INFO] finished tweaking crates.io crate deltoid 0.12.0 [INFO] tweaked toml for crates.io crate deltoid 0.12.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 42 packages to latest compatible versions [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9778b093ced529de4be98cd8177a6aa0384b7c3d0aeb47b729aa674dfda35d0 [INFO] running `Command { std: "docker" "start" "-a" "f9778b093ced529de4be98cd8177a6aa0384b7c3d0aeb47b729aa674dfda35d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9778b093ced529de4be98cd8177a6aa0384b7c3d0aeb47b729aa674dfda35d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9778b093ced529de4be98cd8177a6aa0384b7c3d0aeb47b729aa674dfda35d0", kill_on_drop: false }` [INFO] [stdout] f9778b093ced529de4be98cd8177a6aa0384b7c3d0aeb47b729aa674dfda35d0 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8efef2bdb178bb646be3ab45e4bec192edeb0fc06330259e873d7af4f321f4ae [INFO] running `Command { std: "docker" "start" "-a" "8efef2bdb178bb646be3ab45e4bec192edeb0fc06330259e873d7af4f321f4ae", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking deltoid v0.12.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/btreemap.rs:147:58 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/btreeset.rs:121:58 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/hashmap.rs:147:58 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/hashset.rs:122:58 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/vecdeque.rs:112:55 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn iter<'d>(&'d self) -> impl Iterator> + 'd { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/collections/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub use btreemap::*; [INFO] [stdout] | ^^^^^^^^^^^ the name `EntryDelta` in the type namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 12 | pub use hashset::*; [INFO] [stdout] | ---------- but the name `EntryDelta` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/vec.rs:141:55 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn iter<'d>(&'d self) -> impl Iterator> + 'd { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tuple::*` [INFO] [stdout] --> src/lib.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | pub use crate::tuple::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/btreemap.rs:147:58 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/btreeset.rs:121:58 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/hashmap.rs:147:58 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/hashset.rs:122:58 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn iter<'d>(&'d self) -> Box> + 'd> { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/collections/vecdeque.rs:112:55 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn iter<'d>(&'d self) -> impl Iterator> + 'd { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/collections/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub use btreemap::*; [INFO] [stdout] | ^^^^^^^^^^^ the name `EntryDelta` in the type namespace is first re-exported here [INFO] [stdout] ... [INFO] [stdout] 12 | pub use hashset::*; [INFO] [stdout] | ---------- but the name `EntryDelta` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/vec.rs:141:55 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn iter<'d>(&'d self) -> impl Iterator> + 'd { [INFO] [stdout] | -- lifetime `'d` declared here ^ this elided lifetime gets resolved as `'d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::tuple::*` [INFO] [stdout] --> src/lib.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | pub use crate::tuple::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `B` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/borrow.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 60 | fn from_delta(delta: Self::Delta) -> DeltaResult { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | Ok(Cow::Owned(::from_delta(delta)?.to_owned())) [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: this value of type `B` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/borrow.rs:63:23 [INFO] [stdout] | [INFO] [stdout] 60 | fn from_delta(delta: Self::Delta) -> DeltaResult { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | Ok(Cow::Owned(::from_delta(delta)?.to_owned())) [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 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `deltoid` (lib) due to 2 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `deltoid` (lib test) due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "8efef2bdb178bb646be3ab45e4bec192edeb0fc06330259e873d7af4f321f4ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8efef2bdb178bb646be3ab45e4bec192edeb0fc06330259e873d7af4f321f4ae", kill_on_drop: false }` [INFO] [stdout] 8efef2bdb178bb646be3ab45e4bec192edeb0fc06330259e873d7af4f321f4ae