[INFO] fetching crate esopt 0.2.0... [INFO] checking esopt-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate esopt 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate esopt 0.2.0 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 esopt 0.2.0 [INFO] finished tweaking crates.io crate esopt 0.2.0 [INFO] tweaked toml for crates.io crate esopt 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate esopt 0.2.0 already has a lockfile, it will not be regenerated [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] 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] 8ec6af5cad74ce03b2e5bddca080825d76b4943579a4b431198a1e24f1c394d6 [INFO] running `Command { std: "docker" "start" "-a" "8ec6af5cad74ce03b2e5bddca080825d76b4943579a4b431198a1e24f1c394d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ec6af5cad74ce03b2e5bddca080825d76b4943579a4b431198a1e24f1c394d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ec6af5cad74ce03b2e5bddca080825d76b4943579a4b431198a1e24f1c394d6", kill_on_drop: false }` [INFO] [stdout] 8ec6af5cad74ce03b2e5bddca080825d76b4943579a4b431198a1e24f1c394d6 [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] 57a735ef9dc8c4ff9595728dd6ef4792ed6e3fd2b3fdd3d1157af13020dba769 [INFO] running `Command { std: "docker" "start" "-a" "57a735ef9dc8c4ff9595728dd6ef4792ed6e3fd2b3fdd3d1157af13020dba769", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling libm v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking esopt v0.2.0 (/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:773:6 [INFO] [stdout] | [INFO] [stdout] 773 | Ok(Lookahead::::from_json(&json)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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:773:6 [INFO] [stdout] | [INFO] [stdout] 773 | Ok(Lookahead::::from_json(&json)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `esopt` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `esopt` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "57a735ef9dc8c4ff9595728dd6ef4792ed6e3fd2b3fdd3d1157af13020dba769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57a735ef9dc8c4ff9595728dd6ef4792ed6e3fd2b3fdd3d1157af13020dba769", kill_on_drop: false }` [INFO] [stdout] 57a735ef9dc8c4ff9595728dd6ef4792ed6e3fd2b3fdd3d1157af13020dba769