[INFO] fetching crate monkey-object 0.9.1... [INFO] checking monkey-object-0.9.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate monkey-object 0.9.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate monkey-object 0.9.1 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 monkey-object 0.9.1 [INFO] finished tweaking crates.io crate monkey-object 0.9.1 [INFO] tweaked toml for crates.io crate monkey-object 0.9.1 written to /workspace/builds/worker-3-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] [stderr] Updating crates.io index [INFO] [stderr] Locking 30 packages to latest compatible versions [INFO] [stderr] Adding encode_unicode v0.3.6 (latest: v1.0.0) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ab9f34677f260a0410745f35445150af939f0d06ada26e945fa5c86be757221c [INFO] running `Command { std: "docker" "start" "-a" "ab9f34677f260a0410745f35445150af939f0d06ada26e945fa5c86be757221c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab9f34677f260a0410745f35445150af939f0d06ada26e945fa5c86be757221c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab9f34677f260a0410745f35445150af939f0d06ada26e945fa5c86be757221c", kill_on_drop: false }` [INFO] [stdout] ab9f34677f260a0410745f35445150af939f0d06ada26e945fa5c86be757221c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] af7b5ec267739ffacef3d0068b446b7dbe904353eaea64e2ce56049544db2a53 [INFO] running `Command { std: "docker" "start" "-a" "af7b5ec267739ffacef3d0068b446b7dbe904353eaea64e2ce56049544db2a53", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking similar v2.6.0 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking insta v1.39.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking monkey-lexer v0.9.1 [INFO] [stderr] Checking monkey-parser v0.9.1 [INFO] [stderr] Checking monkey-object v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> object.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Formatter, write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> object.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Formatter, write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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] --> builtins.rs:29:14 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn len(args: Vec>) -> Rc { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 29 | Rc::from(match &*args[0] { [INFO] [stdout] | ______________^ [INFO] [stdout] 30 | | Object::String(s) => Object::Integer(s.len() as i64), [INFO] [stdout] 31 | | Object::Array(a) => Object::Integer(a.len() as i64), [INFO] [stdout] 32 | | o => Object::Error(format!("builtin len not supported for for type {}", o)), [INFO] [stdout] 33 | | }) [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] [stderr] error: could not compile `monkey-object` (lib) due to 3 previous errors; 1 warning emitted [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] --> builtins.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn puts(args: Vec>) -> Rc { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | args.iter().for_each(|obj| println!("{}", obj)); [INFO] [stdout] 38 | Rc::from(Object::Null) [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [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] --> builtins.rs:29:14 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn len(args: Vec>) -> Rc { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 29 | Rc::from(match &*args[0] { [INFO] [stdout] | ______________^ [INFO] [stdout] 30 | | Object::String(s) => Object::Integer(s.len() as i64), [INFO] [stdout] 31 | | Object::Array(a) => Object::Integer(a.len() as i64), [INFO] [stdout] 32 | | o => Object::Error(format!("builtin len not supported for for type {}", o)), [INFO] [stdout] 33 | | }) [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] --> builtins.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn puts(args: Vec>) -> Rc { [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | args.iter().for_each(|obj| println!("{}", obj)); [INFO] [stdout] 38 | Rc::from(Object::Null) [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 `monkey-object` (lib test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "af7b5ec267739ffacef3d0068b446b7dbe904353eaea64e2ce56049544db2a53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af7b5ec267739ffacef3d0068b446b7dbe904353eaea64e2ce56049544db2a53", kill_on_drop: false }` [INFO] [stdout] af7b5ec267739ffacef3d0068b446b7dbe904353eaea64e2ce56049544db2a53