[INFO] fetching crate tun2 2.0.9... [INFO] checking tun2-2.0.9 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tun2 2.0.9 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate tun2 2.0.9 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] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate tun2 2.0.9 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate tun2 2.0.9 [INFO] tweaked toml for crates.io crate tun2 2.0.9 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate tun2 2.0.9 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4265ca445c7eba65ee6483a566707f6f4f3f3baf437a9fbb90eee19dc86e02e [INFO] running `Command { std: "docker" "start" "-a" "a4265ca445c7eba65ee6483a566707f6f4f3f3baf437a9fbb90eee19dc86e02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4265ca445c7eba65ee6483a566707f6f4f3f3baf437a9fbb90eee19dc86e02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4265ca445c7eba65ee6483a566707f6f4f3f3baf437a9fbb90eee19dc86e02e", kill_on_drop: false }` [INFO] [stdout] a4265ca445c7eba65ee6483a566707f6f4f3f3baf437a9fbb90eee19dc86e02e [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d589fcaf90ccd5004e6dd5a38598580c93ecec88c18127e086c590fdd9e08e71 [INFO] running `Command { std: "docker" "start" "-a" "d589fcaf90ccd5004e6dd5a38598580c93ecec88c18127e086c590fdd9e08e71", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.75 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking phf_shared v0.8.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling hwaddr v0.1.7 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Compiling serde v1.0.208 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Compiling serde_json v1.0.125 [INFO] [stderr] Checking anstream v0.6.15 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_filter v0.1.2 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking tokio v1.39.3 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking packet v0.1.4 [INFO] [stderr] Checking tun2 v2.0.9 (/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/platform/posix/split.rs:277:21 [INFO] [stdout] | [INFO] [stdout] 273 | pub(crate) fn new(fd: Fd, mtu: u16, packet_information: bool) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 274 | let fd = Arc::new(fd); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 277 | reader: Reader { [INFO] [stdout] | _____________________^ [INFO] [stdout] 278 | | fd: fd.clone(), [INFO] [stdout] 279 | | offset, [INFO] [stdout] 280 | | buf: vec![0; mtu as usize + offset], [INFO] [stdout] 281 | | mtu, [INFO] [stdout] 282 | | }, [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/platform/posix/split.rs:283:21 [INFO] [stdout] | [INFO] [stdout] 273 | pub(crate) fn new(fd: Fd, mtu: u16, packet_information: bool) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 274 | let fd = Arc::new(fd); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 283 | writer: Writer { [INFO] [stdout] | _____________________^ [INFO] [stdout] 284 | | fd, [INFO] [stdout] 285 | | offset, [INFO] [stdout] 286 | | buf: vec![0; mtu as usize + offset], [INFO] [stdout] 287 | | mtu, [INFO] [stdout] 288 | | }, [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tun2` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d589fcaf90ccd5004e6dd5a38598580c93ecec88c18127e086c590fdd9e08e71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d589fcaf90ccd5004e6dd5a38598580c93ecec88c18127e086c590fdd9e08e71", kill_on_drop: false }` [INFO] [stdout] d589fcaf90ccd5004e6dd5a38598580c93ecec88c18127e086c590fdd9e08e71