[INFO] fetching crate fera-fun 0.1.0... [INFO] checking fera-fun-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fera-fun 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate fera-fun 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 fera-fun 0.1.0 [INFO] finished tweaking crates.io crate fera-fun 0.1.0 [INFO] tweaked toml for crates.io crate fera-fun 0.1.0 written to /workspace/builds/worker-7-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 26 packages to latest compatible versions [INFO] [stderr] Adding bitflags v0.8.2 (latest: v2.6.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v1.0.2) [INFO] [stderr] Adding itertools v0.6.5 (latest: v0.13.0) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding pulldown-cmark v0.0.11 (latest: v0.12.0) [INFO] [stderr] Adding quote v0.3.15 (latest: v1.0.37) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding syn v0.11.11 (latest: v2.0.77) [INFO] [stderr] Adding toml v0.4.10 (latest: v0.8.19) [INFO] [stderr] Adding unicode-bidi v0.3.3 (latest: v0.3.15) [INFO] [stderr] Adding unicode-xid v0.0.4 (latest: v0.2.5) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.2) [INFO] [stderr] Adding version-sync v0.4.0 (latest: v0.9.5) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 303fcccbf3393f7744305b17f1008d52673ec09cf6a483b7363965a3de6a95c1 [INFO] running `Command { std: "docker" "start" "-a" "303fcccbf3393f7744305b17f1008d52673ec09cf6a483b7363965a3de6a95c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "303fcccbf3393f7744305b17f1008d52673ec09cf6a483b7363965a3de6a95c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "303fcccbf3393f7744305b17f1008d52673ec09cf6a483b7363965a3de6a95c1", kill_on_drop: false }` [INFO] [stdout] 303fcccbf3393f7744305b17f1008d52673ec09cf6a483b7363965a3de6a95c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d8539e619dae3b756ddfd8203b6af8f244c4df1d0aa6eb75bb81f81170fa9603 [INFO] running `Command { std: "docker" "start" "-a" "d8539e619dae3b756ddfd8203b6af8f244c4df1d0aa6eb75bb81f81170fa9603", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking unicode-bidi v0.3.3 [INFO] [stderr] Compiling pulldown-cmark v0.0.11 [INFO] [stderr] Checking unicode-xid v0.0.4 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking bitflags v0.8.2 [INFO] [stderr] Checking quote v0.3.15 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking itertools v0.6.5 [INFO] [stderr] Checking fera-fun 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/lib.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn first(iter: I) -> I::Item [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 34 | iter.into_iter().next().unwrap() [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:50:5 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn position_of(iter: I, item: &T) -> Option [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | iter.into_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] [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:67:5 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn position_max_by_key(iter: I, mut f: F) -> Option [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] 67 | / iter.into_iter() [INFO] [stdout] 68 | | .enumerate() [INFO] [stdout] 69 | | .max_by_key(|x| f(&x.1)) [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:86:5 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn position_min_by_key(iter: I, mut f: F) -> Option [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] 86 | / iter.into_iter() [INFO] [stdout] 87 | | .enumerate() [INFO] [stdout] 88 | | .min_by_key(|x| f(&x.1)) [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:102:5 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn vec(iter: I) -> Vec [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 102 | iter.into_iter().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: 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:116:5 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn set(iter: I) -> HashSet [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 116 | iter.into_iter().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 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fera-fun` (lib) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d8539e619dae3b756ddfd8203b6af8f244c4df1d0aa6eb75bb81f81170fa9603", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8539e619dae3b756ddfd8203b6af8f244c4df1d0aa6eb75bb81f81170fa9603", kill_on_drop: false }` [INFO] [stdout] d8539e619dae3b756ddfd8203b6af8f244c4df1d0aa6eb75bb81f81170fa9603