[INFO] fetching crate guard-trait 0.4.1... [INFO] checking guard-trait-0.4.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate guard-trait 0.4.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate guard-trait 0.4.1 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 guard-trait 0.4.1 [INFO] finished tweaking crates.io crate guard-trait 0.4.1 [INFO] tweaked toml for crates.io crate guard-trait 0.4.1 written to /workspace/builds/worker-5-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] 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 2 packages to latest compatible versions [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 121abf3dbe8b911fedc6c5db7dea84878d418c23f0c230d92022c58b4e40dd23 [INFO] running `Command { std: "docker" "start" "-a" "121abf3dbe8b911fedc6c5db7dea84878d418c23f0c230d92022c58b4e40dd23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "121abf3dbe8b911fedc6c5db7dea84878d418c23f0c230d92022c58b4e40dd23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "121abf3dbe8b911fedc6c5db7dea84878d418c23f0c230d92022c58b4e40dd23", kill_on_drop: false }` [INFO] [stdout] 121abf3dbe8b911fedc6c5db7dea84878d418c23f0c230d92022c58b4e40dd23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 62a08488371a7fd9dca3634985bfa0d47effb2d7572fe0eecc0f6d480cee2614 [INFO] running `Command { std: "docker" "start" "-a" "62a08488371a7fd9dca3634985bfa0d47effb2d7572fe0eecc0f6d480cee2614", kill_on_drop: false }` [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking guard-trait v0.4.1 (/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/lib.rs:254:12 [INFO] [stdout] | [INFO] [stdout] 249 | pub fn try_and_then(self, f: F) -> Result, E> [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 254 | Ok(Mapped { [INFO] [stdout] | ____________^ [INFO] [stdout] 255 | | mapped: f(self.get_ref())?.into(), [INFO] [stdout] 256 | | inner: self.inner, [INFO] [stdout] 257 | | }) [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/lib.rs:359:12 [INFO] [stdout] | [INFO] [stdout] 354 | pub fn try_and_then(mut self, f: F) -> Result, E> [INFO] [stdout] | -------- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 359 | Ok(MappedMut { [INFO] [stdout] | ____________^ [INFO] [stdout] 360 | | mapped: f(self.get_mut())?.into(), [INFO] [stdout] 361 | | inner: self.inner, [INFO] [stdout] ... | [INFO] [stdout] 364 | | }) [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:431:12 [INFO] [stdout] | [INFO] [stdout] 426 | fn try_map(this: Self, f: F) -> Result, E> [INFO] [stdout] | ---------- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 431 | Ok(Mapped { [INFO] [stdout] | ____________^ [INFO] [stdout] 432 | | mapped: f(this.borrow_guarded())?.into(), [INFO] [stdout] 433 | | inner: this, [INFO] [stdout] 434 | | }) [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:467:12 [INFO] [stdout] | [INFO] [stdout] 462 | fn try_map_mut(mut this: Self, f: F) -> Result, E> [INFO] [stdout] | -------------- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 467 | Ok(MappedMut { [INFO] [stdout] | ____________^ [INFO] [stdout] 468 | | mapped: f(this.borrow_guarded_mut())?.into(), [INFO] [stdout] 469 | | inner: this, [INFO] [stdout] 470 | | _invariance: PhantomData, [INFO] [stdout] 471 | | }) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `guard-trait` (lib) due to 5 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:254:12 [INFO] [stdout] | [INFO] [stdout] 249 | pub fn try_and_then(self, f: F) -> Result, E> [INFO] [stdout] | ---- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 254 | Ok(Mapped { [INFO] [stdout] | ____________^ [INFO] [stdout] 255 | | mapped: f(self.get_ref())?.into(), [INFO] [stdout] 256 | | inner: self.inner, [INFO] [stdout] 257 | | }) [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/lib.rs:359:12 [INFO] [stdout] | [INFO] [stdout] 354 | pub fn try_and_then(mut self, f: F) -> Result, E> [INFO] [stdout] | -------- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 359 | Ok(MappedMut { [INFO] [stdout] | ____________^ [INFO] [stdout] 360 | | mapped: f(self.get_mut())?.into(), [INFO] [stdout] 361 | | inner: self.inner, [INFO] [stdout] ... | [INFO] [stdout] 364 | | }) [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:431:12 [INFO] [stdout] | [INFO] [stdout] 426 | fn try_map(this: Self, f: F) -> Result, E> [INFO] [stdout] | ---------- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 431 | Ok(Mapped { [INFO] [stdout] | ____________^ [INFO] [stdout] 432 | | mapped: f(this.borrow_guarded())?.into(), [INFO] [stdout] 433 | | inner: this, [INFO] [stdout] 434 | | }) [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:467:12 [INFO] [stdout] | [INFO] [stdout] 462 | fn try_map_mut(mut this: Self, f: F) -> Result, E> [INFO] [stdout] | -------------- ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 467 | Ok(MappedMut { [INFO] [stdout] | ____________^ [INFO] [stdout] 468 | | mapped: f(this.borrow_guarded_mut())?.into(), [INFO] [stdout] 469 | | inner: this, [INFO] [stdout] 470 | | _invariance: PhantomData, [INFO] [stdout] 471 | | }) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `guard-trait` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "62a08488371a7fd9dca3634985bfa0d47effb2d7572fe0eecc0f6d480cee2614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62a08488371a7fd9dca3634985bfa0d47effb2d7572fe0eecc0f6d480cee2614", kill_on_drop: false }` [INFO] [stdout] 62a08488371a7fd9dca3634985bfa0d47effb2d7572fe0eecc0f6d480cee2614