[INFO] fetching crate clipmon 0.1.0... [INFO] checking clipmon-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate clipmon 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate clipmon 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 clipmon 0.1.0 [INFO] finished tweaking crates.io crate clipmon 0.1.0 [INFO] tweaked toml for crates.io crate clipmon 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate clipmon 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 679a2690188dedaefeedc2815121f8ca27b899185a7d9cc00d1f268fe241ddf6 [INFO] running `Command { std: "docker" "start" "-a" "679a2690188dedaefeedc2815121f8ca27b899185a7d9cc00d1f268fe241ddf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "679a2690188dedaefeedc2815121f8ca27b899185a7d9cc00d1f268fe241ddf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "679a2690188dedaefeedc2815121f8ca27b899185a7d9cc00d1f268fe241ddf6", kill_on_drop: false }` [INFO] [stdout] 679a2690188dedaefeedc2815121f8ca27b899185a7d9cc00d1f268fe241ddf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 06e0bb1ac1809a38cc48a066c10cfde2467900d67ecd26cfc284b9abe06c6171 [INFO] running `Command { std: "docker" "start" "-a" "06e0bb1ac1809a38cc48a066c10cfde2467900d67ecd26cfc284b9abe06c6171", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.114 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Checking libloading v0.7.3 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking dlib v0.5.0 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Compiling wayland-sys v0.29.4 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Compiling smithay-client-toolkit v0.15.3 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Compiling wayland-scanner v0.29.4 [INFO] [stderr] Checking nix v0.22.3 [INFO] [stderr] Checking memmap2 v0.3.1 [INFO] [stderr] Compiling wayland-client v0.29.4 [INFO] [stderr] Compiling wayland-protocols v0.29.4 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Checking wayland-commons v0.29.4 [INFO] [stderr] Checking calloop v0.9.3 [INFO] [stderr] Checking wayland-cursor v0.29.4 [INFO] [stderr] Checking clipmon v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `signal` is never read [INFO] [stdout] --> src/main.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct LoopData { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 56 | signal: LoopSignal, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LoopData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/pipe.rs:156:29 [INFO] [stdout] | [INFO] [stdout] 156 | .any(|(_, value)| !*value.is_complete.borrow()) [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/pipe.rs:181:8 [INFO] [stdout] | [INFO] [stdout] 179 | let reader = unsafe { File::from_raw_fd(fds[0]) }; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 180 | let writer = unsafe { File::from_raw_fd(fds[1]) }; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 181 | Ok((reader, writer)) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `clipmon` (bin "clipmon" test) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `signal` is never read [INFO] [stdout] --> src/main.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 55 | pub struct LoopData { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 56 | signal: LoopSignal, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LoopData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/pipe.rs:156:29 [INFO] [stdout] | [INFO] [stdout] 156 | .any(|(_, value)| !*value.is_complete.borrow()) [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/pipe.rs:181:8 [INFO] [stdout] | [INFO] [stdout] 179 | let reader = unsafe { File::from_raw_fd(fds[0]) }; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 180 | let writer = unsafe { File::from_raw_fd(fds[1]) }; [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 181 | Ok((reader, writer)) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `clipmon` (bin "clipmon") due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "06e0bb1ac1809a38cc48a066c10cfde2467900d67ecd26cfc284b9abe06c6171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06e0bb1ac1809a38cc48a066c10cfde2467900d67ecd26cfc284b9abe06c6171", kill_on_drop: false }` [INFO] [stdout] 06e0bb1ac1809a38cc48a066c10cfde2467900d67ecd26cfc284b9abe06c6171