[INFO] fetching crate perftree 0.3.0... [INFO] checking perftree-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate perftree 0.3.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate perftree 0.3.0 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 perftree 0.3.0 [INFO] finished tweaking crates.io crate perftree 0.3.0 [INFO] tweaked toml for crates.io crate perftree 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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] 5a71df6392a0f5a1b371a40004ac51850d8018baa9d0df694c1aaaa8badba9c8 [INFO] running `Command { std: "docker" "start" "-a" "5a71df6392a0f5a1b371a40004ac51850d8018baa9d0df694c1aaaa8badba9c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a71df6392a0f5a1b371a40004ac51850d8018baa9d0df694c1aaaa8badba9c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a71df6392a0f5a1b371a40004ac51850d8018baa9d0df694c1aaaa8badba9c8", kill_on_drop: false }` [INFO] [stdout] 5a71df6392a0f5a1b371a40004ac51850d8018baa9d0df694c1aaaa8badba9c8 [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] d12deaa21396a3a0c3e9ba51df74f37a2ebda99760c2c2283307b9cbff65dd9d [INFO] running `Command { std: "docker" "start" "-a" "d12deaa21396a3a0c3e9ba51df74f37a2ebda99760c2c2283307b9cbff65dd9d", kill_on_drop: false }` [INFO] [stderr] Checking perftree v0.3.0 (/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:20:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(cmd: S) -> io::Result [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 20 | Ok(State { [INFO] [stdout] | ____________^ [INFO] [stdout] 21 | | stockfish: Stockfish::new()?, [INFO] [stdout] 22 | | script: Script::new(cmd), [INFO] [stdout] 23 | | fen: INITIAL_FEN.to_string(), [INFO] [stdout] 24 | | moves: Vec::new(), [INFO] [stdout] 25 | | depth: 1, [INFO] [stdout] 26 | | }) [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/lib.rs:247:12 [INFO] [stdout] | [INFO] [stdout] 235 | let mut child = Command::new("stockfish") [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 240 | let mut inp = BufReader::new(child.stdout.take().expect("stdout not captured")); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 245 | let out = child.stdin.take().expect("stdin not captured"); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 246 | [INFO] [stdout] 247 | Ok(Stockfish { child, inp, out }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `perftree` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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:20:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(cmd: S) -> io::Result [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 20 | Ok(State { [INFO] [stdout] | ____________^ [INFO] [stdout] 21 | | stockfish: Stockfish::new()?, [INFO] [stdout] 22 | | script: Script::new(cmd), [INFO] [stdout] 23 | | fen: INITIAL_FEN.to_string(), [INFO] [stdout] 24 | | moves: Vec::new(), [INFO] [stdout] 25 | | depth: 1, [INFO] [stdout] 26 | | }) [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/lib.rs:247:12 [INFO] [stdout] | [INFO] [stdout] 235 | let mut child = Command::new("stockfish") [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 240 | let mut inp = BufReader::new(child.stdout.take().expect("stdout not captured")); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 245 | let out = child.stdin.take().expect("stdin not captured"); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 246 | [INFO] [stdout] 247 | Ok(Stockfish { child, inp, out }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `perftree` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "d12deaa21396a3a0c3e9ba51df74f37a2ebda99760c2c2283307b9cbff65dd9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d12deaa21396a3a0c3e9ba51df74f37a2ebda99760c2c2283307b9cbff65dd9d", kill_on_drop: false }` [INFO] [stdout] d12deaa21396a3a0c3e9ba51df74f37a2ebda99760c2c2283307b9cbff65dd9d