[INFO] fetching crate jaq-core 2.0.0-alpha.1... [INFO] checking jaq-core-2.0.0-alpha.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate jaq-core 2.0.0-alpha.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate jaq-core 2.0.0-alpha.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jaq-core 2.0.0-alpha.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate jaq-core 2.0.0-alpha.1 [INFO] tweaked toml for crates.io crate jaq-core 2.0.0-alpha.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 39 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5461decd6b735cefefa67ad9a10454f3f54d73136a33ad0e19847174c1d2f2c [INFO] running `Command { std: "docker" "start" "-a" "e5461decd6b735cefefa67ad9a10454f3f54d73136a33ad0e19847174c1d2f2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5461decd6b735cefefa67ad9a10454f3f54d73136a33ad0e19847174c1d2f2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5461decd6b735cefefa67ad9a10454f3f54d73136a33ad0e19847174c1d2f2c", kill_on_drop: false }` [INFO] [stdout] e5461decd6b735cefefa67ad9a10454f3f54d73136a33ad0e19847174c1d2f2c [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08329f5b386e491cf62289771eb1807a0d763920b79320c83fb1eb4428bafb55 [INFO] running `Command { std: "docker" "start" "-a" "08329f5b386e491cf62289771eb1807a0d763920b79320c83fb1eb4428bafb55", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking urlencoding v2.1.3 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Checking hifijson v0.2.2 [INFO] [stderr] Checking jaq-core v2.0.0-alpha.1 [INFO] [stderr] Checking jaq-core v2.0.0-alpha.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/filter.rs:50:79 [INFO] [stdout] | [INFO] [stdout] 50 | fn reduce<'a, T, V, F>(xs: Results<'a, T, Exn<'a, V>>, init: V, f: F) -> ValXs [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stdout] error: this value of type `Option<(path::Part, Opt)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/path.rs:65:36 [INFO] [stdout] | [INFO] [stdout] 60 | fn combinations(self, mut iter: I) -> BoxIter<'a, Self> [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 65 | if let Some((part, opt)) = iter.next() { [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 `Option<(path::Part, Opt)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/path.rs:86:29 [INFO] [stdout] | [INFO] [stdout] 82 | pub(crate) fn update(mut self, v: V, f: F) -> ValX<'a, V> [INFO] [stdout] | -------- - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 86 | if let Some(last) = self.0.pop() { [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: this value of type `Option<(path::Part, Opt)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/path.rs:99:32 [INFO] [stdout] | [INFO] [stdout] 95 | fn run<'a, V: ValT + 'a, I>(mut iter: I, val: V) -> BoxIter<'a, ValR> [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 99 | if let Some((part, opt)) = iter.next() { [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: this value of type `Option<(path::Part, Opt)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/path.rs:113:32 [INFO] [stdout] | [INFO] [stdout] 108 | fn update<'a, V: ValT + 'a, P, F>(mut iter: P, last: (Part, Opt), v: V, f: &F) -> ValX<'a, V> [INFO] [stdout] | -------- ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 113 | if let Some((part, opt)) = iter.next() { [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: this value of type `rc_list::Node` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/rc_list.rs:24:15 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn pop(self) -> Option<(T, Self)> { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 24 | match alloc::rc::Rc::try_unwrap(self.0).unwrap_or_else(|rc| (*rc).clone()) { [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jaq-core` (lib) due to 6 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "08329f5b386e491cf62289771eb1807a0d763920b79320c83fb1eb4428bafb55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08329f5b386e491cf62289771eb1807a0d763920b79320c83fb1eb4428bafb55", kill_on_drop: false }` [INFO] [stdout] 08329f5b386e491cf62289771eb1807a0d763920b79320c83fb1eb4428bafb55