[INFO] fetching crate rsmnl 0.1.0...
[INFO] checking rsmnl-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate rsmnl 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rsmnl 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 rsmnl 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rsmnl 0.1.0
[INFO] tweaked toml for crates.io crate rsmnl 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rsmnl 0.1.0 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] [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7c6b9cdd3cf0330d2bb06f544eba76c26aa1df83c11c7a674c76c5e7317f5ba7
[INFO] running `Command { std: "docker" "start" "-a" "7c6b9cdd3cf0330d2bb06f544eba76c26aa1df83c11c7a674c76c5e7317f5ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c6b9cdd3cf0330d2bb06f544eba76c26aa1df83c11c7a674c76c5e7317f5ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c6b9cdd3cf0330d2bb06f544eba76c26aa1df83c11c7a674c76c5e7317f5ba7", kill_on_drop: false }`
[INFO] [stdout] 7c6b9cdd3cf0330d2bb06f544eba76c26aa1df83c11c7a674c76c5e7317f5ba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2c9d28dd261b2c92ffdddf341c845d37d92c8c756edc0fd1f4e58c60b687a14f
[INFO] running `Command { std: "docker" "start" "-a" "2c9d28dd261b2c92ffdddf341c845d37d92c8c756edc0fd1f4e58c60b687a14f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking rsmnl 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/socket.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |       pub fn open<T: Into<c_int>>(bus: T, flags: u32) -> Result<Self> {
[INFO] [stdout]    |                                   ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 58 |           Ok(Self {
[INFO] [stdout]    |  ____________^
[INFO] [stdout] 59 | |             fd: fd,
[INFO] [stdout] 60 | |             addr: unsafe { mem::zeroed() },
[INFO] [stdout] 61 | |         })
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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 `rsmnl` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2c9d28dd261b2c92ffdddf341c845d37d92c8c756edc0fd1f4e58c60b687a14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c9d28dd261b2c92ffdddf341c845d37d92c8c756edc0fd1f4e58c60b687a14f", kill_on_drop: false }`
[INFO] [stdout] 2c9d28dd261b2c92ffdddf341c845d37d92c8c756edc0fd1f4e58c60b687a14f