[INFO] fetching crate fumio-utils 0.1.0... [INFO] checking fumio-utils-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fumio-utils 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate fumio-utils 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 fumio-utils 0.1.0 [INFO] finished tweaking crates.io crate fumio-utils 0.1.0 [INFO] tweaked toml for crates.io crate fumio-utils 0.1.0 written to /workspace/builds/worker-6-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 10 packages to latest compatible versions [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5330de0aa3cbac003b2bdd1017fcb3bff66731111b4daed9827c49ca3e9e85e8 [INFO] running `Command { std: "docker" "start" "-a" "5330de0aa3cbac003b2bdd1017fcb3bff66731111b4daed9827c49ca3e9e85e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5330de0aa3cbac003b2bdd1017fcb3bff66731111b4daed9827c49ca3e9e85e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5330de0aa3cbac003b2bdd1017fcb3bff66731111b4daed9827c49ca3e9e85e8", kill_on_drop: false }` [INFO] [stdout] 5330de0aa3cbac003b2bdd1017fcb3bff66731111b4daed9827c49ca3e9e85e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b32778875ad3f7acc21ac08a1580bda82267532a95d2d93ceed7fa16bbc0b756 [INFO] running `Command { std: "docker" "start" "-a" "b32778875ad3f7acc21ac08a1580bda82267532a95d2d93ceed7fa16bbc0b756", kill_on_drop: false }` [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking fumio-utils 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/current.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn enter(this: &'static LocalKey, enter: &mut Enter, value: T, f: F) -> R [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] 74 | this.with(|c| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 75 | | { [INFO] [stdout] 76 | | let mut inner = c.inner.borrow_mut(); [INFO] [stdout] 77 | | assert!(inner.is_none(), "can't enter more than once at a time"); [INFO] [stdout] ... | [INFO] [stdout] 81 | | f(enter) [INFO] [stdout] 82 | | }) [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/current.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn with(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 97 | this.with(|c| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 98 | | f(c.inner.borrow().as_ref()) [INFO] [stdout] 99 | | }) [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/current.rs:98:6 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn with(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 98 | f(c.inner.borrow().as_ref()) [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/current.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn with_mut(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 114 | this.with(|c| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 115 | | f(c.inner.borrow_mut().as_mut()) [INFO] [stdout] 116 | | }) [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/current.rs:115:6 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn with_mut(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 115 | f(c.inner.borrow_mut().as_mut()) [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 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fumio-utils` (lib) due to 6 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/current.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn enter(this: &'static LocalKey, enter: &mut Enter, value: T, f: F) -> R [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] 74 | this.with(|c| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 75 | | { [INFO] [stdout] 76 | | let mut inner = c.inner.borrow_mut(); [INFO] [stdout] 77 | | assert!(inner.is_none(), "can't enter more than once at a time"); [INFO] [stdout] ... | [INFO] [stdout] 81 | | f(enter) [INFO] [stdout] 82 | | }) [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/current.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn with(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 97 | this.with(|c| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 98 | | f(c.inner.borrow().as_ref()) [INFO] [stdout] 99 | | }) [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/current.rs:98:6 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn with(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 98 | f(c.inner.borrow().as_ref()) [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/current.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn with_mut(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 114 | this.with(|c| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 115 | | f(c.inner.borrow_mut().as_mut()) [INFO] [stdout] 116 | | }) [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/current.rs:115:6 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn with_mut(this: &'static LocalKey, f: F) -> R [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 115 | f(c.inner.borrow_mut().as_mut()) [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 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fumio-utils` (lib test) due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "b32778875ad3f7acc21ac08a1580bda82267532a95d2d93ceed7fa16bbc0b756", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b32778875ad3f7acc21ac08a1580bda82267532a95d2d93ceed7fa16bbc0b756", kill_on_drop: false }` [INFO] [stdout] b32778875ad3f7acc21ac08a1580bda82267532a95d2d93ceed7fa16bbc0b756