[INFO] fetching crate squark-stdweb 0.5.0... [INFO] checking squark-stdweb-0.5.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate squark-stdweb 0.5.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate squark-stdweb 0.5.0 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 squark-stdweb 0.5.0 [INFO] finished tweaking crates.io crate squark-stdweb 0.5.0 [INFO] tweaked toml for crates.io crate squark-stdweb 0.5.0 written to /workspace/builds/worker-0-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] Updating crates.io index [INFO] [stderr] Locking 44 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding rand v0.5.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rustc_version v0.2.3 (available: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (available: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (available: v0.10.2) [INFO] [stderr] Adding sha1 v0.6.1 (available: v0.10.6) [INFO] [stderr] Adding squark v0.5.1 (available: v0.7.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding uuid v0.6.5 (available: v1.10.0) [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] [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7b21ffa0f0ec38bb20a89d7279bb20d05fda26adfb651a229f05cc167a5b7e65 [INFO] running `Command { std: "docker" "start" "-a" "7b21ffa0f0ec38bb20a89d7279bb20d05fda26adfb651a229f05cc167a5b7e65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b21ffa0f0ec38bb20a89d7279bb20d05fda26adfb651a229f05cc167a5b7e65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b21ffa0f0ec38bb20a89d7279bb20d05fda26adfb651a229f05cc167a5b7e65", kill_on_drop: false }` [INFO] [stdout] 7b21ffa0f0ec38bb20a89d7279bb20d05fda26adfb651a229f05cc167a5b7e65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e8866f38ddd1e9a88518ecf55792d24062628dd64a587b87da7b415480f5db88 [INFO] running `Command { std: "docker" "start" "-a" "e8866f38ddd1e9a88518ecf55792d24062628dd64a587b87da7b415480f5db88", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling sha1_smol v1.0.1 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.5 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Compiling sha1 v0.6.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling base-x v0.2.11 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling stdweb v0.4.20 [INFO] [stderr] Checking squark v0.5.1 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling stdweb-derive v0.5.3 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.9 [INFO] [stderr] Checking squark-stdweb v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:72:11 [INFO] [stdout] | [INFO] [stdout] 71 | fn insert_at(parent: &web::Element, i: usize, node: N) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 72 | match parent.child_nodes().into_iter().nth(i) { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `squark-stdweb` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:72:11 [INFO] [stdout] | [INFO] [stdout] 71 | fn insert_at(parent: &web::Element, i: usize, node: N) { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 72 | match parent.child_nodes().into_iter().nth(i) { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `squark-stdweb` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e8866f38ddd1e9a88518ecf55792d24062628dd64a587b87da7b415480f5db88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8866f38ddd1e9a88518ecf55792d24062628dd64a587b87da7b415480f5db88", kill_on_drop: false }` [INFO] [stdout] e8866f38ddd1e9a88518ecf55792d24062628dd64a587b87da7b415480f5db88