[INFO] fetching crate bui-backend 0.15.0... [INFO] checking bui-backend-0.15.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate bui-backend 0.15.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate bui-backend 0.15.0 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 bui-backend 0.15.0 [INFO] finished tweaking crates.io crate bui-backend 0.15.0 [INFO] tweaked toml for crates.io crate bui-backend 0.15.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 155 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.21.7 (available: v0.22.1) [INFO] [stderr] Adding getrandom v0.1.16 (available: v0.2.15) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding idna v0.5.0 (available: v1.0.2) [INFO] [stderr] Adding phf v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding phf v0.10.1 (available: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.10.0 (available: v0.11.2) [INFO] [stderr] Adding phf_generator v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding phf_generator v0.10.0 (available: v0.11.2) [INFO] [stderr] Adding phf_shared v0.8.0 (available: v0.11.2) [INFO] [stderr] Adding phf_shared v0.10.0 (available: v0.11.2) [INFO] [stderr] Adding rand v0.7.3 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (available: v0.3.2) [INFO] [stderr] Adding rand_pcg v0.2.1 (available: v0.3.1) [INFO] [stderr] Adding siphasher v0.3.11 (available: v1.0.1) [INFO] [stderr] Adding uuid v0.8.2 (available: v1.10.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 933fa58d12517801d7b7a24392be27d655ed79d7db4ee8b507c4a4fc4e95f94c [INFO] running `Command { std: "docker" "start" "-a" "933fa58d12517801d7b7a24392be27d655ed79d7db4ee8b507c4a4fc4e95f94c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "933fa58d12517801d7b7a24392be27d655ed79d7db4ee8b507c4a4fc4e95f94c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "933fa58d12517801d7b7a24392be27d655ed79d7db4ee8b507c4a4fc4e95f94c", kill_on_drop: false }` [INFO] [stdout] 933fa58d12517801d7b7a24392be27d655ed79d7db4ee8b507c4a4fc4e95f94c [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b16ef1933718b63c3b176f6590216c44dd0c8f3fc542b055ae2182949a9c3c9 [INFO] running `Command { std: "docker" "start" "-a" "9b16ef1933718b63c3b176f6590216c44dd0c8f3fc542b055ae2182949a9c3c9", kill_on_drop: false }` [INFO] [stderr] Checking siphasher v0.3.11 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling cookie v0.18.1 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking phf_shared v0.8.0 [INFO] [stderr] Checking phf_shared v0.10.0 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking includedir v0.6.0 [INFO] [stderr] Checking pem v3.0.4 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking tokio-util v0.7.12 [INFO] [stderr] Checking tokio-stream v0.1.16 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking simple_asn1 v0.6.2 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking stream-cancel v0.8.2 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking h2 v0.4.6 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking phf_generator v0.8.0 [INFO] [stderr] Checking phf_codegen v0.8.0 [INFO] [stderr] Checking includedir_codegen v0.6.0 [INFO] [stderr] Checking bui-backend-codegen v0.9.1 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Compiling phf_codegen v0.10.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking hyper v1.4.1 [INFO] [stderr] Checking http-body-util v0.1.2 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking async-change-tracker v0.3.5 [INFO] [stderr] Checking hyper-util v0.1.9 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking uuid v1.10.0 [INFO] [stderr] Checking bui-backend-types v0.8.0 [INFO] [stderr] Checking jsonwebtoken v9.3.0 [INFO] [stderr] Compiling conduit-mime-types v0.8.0 [INFO] [stderr] Checking bui-backend v0.15.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lowlevel.rs:408:15 [INFO] [stdout] | [INFO] [stdout] 399 | let data = chunks?.to_bytes(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 408 | match serde_json::from_slice::(&data) { [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 `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lowlevel.rs:408:15 [INFO] [stdout] | [INFO] [stdout] 399 | let data = chunks?.to_bytes(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 408 | match serde_json::from_slice::(&data) { [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 `bui-backend` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bui-backend` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9b16ef1933718b63c3b176f6590216c44dd0c8f3fc542b055ae2182949a9c3c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b16ef1933718b63c3b176f6590216c44dd0c8f3fc542b055ae2182949a9c3c9", kill_on_drop: false }` [INFO] [stdout] 9b16ef1933718b63c3b176f6590216c44dd0c8f3fc542b055ae2182949a9c3c9