[INFO] cloning repository https://github.com/MYRon-TO/how_many_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MYRon-TO/how_many_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMYRon-TO%2Fhow_many_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMYRon-TO%2Fhow_many_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1bb583c667d70f7dd8a58081cd6b55c92786082f [INFO] checking MYRon-TO/how_many_rs/1bb583c667d70f7dd8a58081cd6b55c92786082f against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMYRon-TO%2Fhow_many_rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MYRon-TO/how_many_rs 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 git repo https://github.com/MYRon-TO/how_many_rs [INFO] finished tweaking git repo https://github.com/MYRon-TO/how_many_rs [INFO] tweaked toml for git repo https://github.com/MYRon-TO/how_many_rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/MYRon-TO/how_many_rs 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-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] bcb11561d10341d8d512790205fcc040e4e4f467602aec69069617ceed0c4787 [INFO] running `Command { std: "docker" "start" "-a" "bcb11561d10341d8d512790205fcc040e4e4f467602aec69069617ceed0c4787", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcb11561d10341d8d512790205fcc040e4e4f467602aec69069617ceed0c4787", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcb11561d10341d8d512790205fcc040e4e4f467602aec69069617ceed0c4787", kill_on_drop: false }` [INFO] [stdout] bcb11561d10341d8d512790205fcc040e4e4f467602aec69069617ceed0c4787 [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] 091b48a2ae6f92857e77934b4daf79251237df9b4be70fbd9f22f13e19efe848 [INFO] running `Command { std: "docker" "start" "-a" "091b48a2ae6f92857e77934b4daf79251237df9b4be70fbd9f22f13e19efe848", kill_on_drop: false }` [INFO] [stderr] Checking how_many_rs 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/lib.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 42 | let mut workers = Vec::with_capacity(max as usize); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | let (message_sender, message_receiver): (mpsc::Sender, mpsc::Receiver) = [INFO] [stdout] | -------------- ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 51 | let (approve, listen): (mpsc::Sender, mpsc::Receiver) = mpsc::channel(); [INFO] [stdout] | ------- ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | let listen = Arc::new(Mutex::new(listen)); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | approve: Some(approve), [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/worker.rs:52:27 [INFO] [stdout] | [INFO] [stdout] 29 | sender: mpsc::Sender, [INFO] [stdout] | ----------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 30 | listen: Arc>>, [INFO] [stdout] | ------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 33 | let work = thread::spawn(move || loop { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 52 | Worker { id, work:Some(work) } [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] [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:63:22 [INFO] [stdout] | [INFO] [stdout] 42 | let mut workers = Vec::with_capacity(max as usize); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | let (message_sender, message_receiver): (mpsc::Sender, mpsc::Receiver) = [INFO] [stdout] | -------------- ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 51 | let (approve, listen): (mpsc::Sender, mpsc::Receiver) = mpsc::channel(); [INFO] [stdout] | ------- ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 52 | let listen = Arc::new(Mutex::new(listen)); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | approve: Some(approve), [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/worker.rs:52:27 [INFO] [stdout] | [INFO] [stdout] 29 | sender: mpsc::Sender, [INFO] [stdout] | ----------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 30 | listen: Arc>>, [INFO] [stdout] | ------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 33 | let work = thread::spawn(move || loop { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 52 | Worker { id, work:Some(work) } [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 `how_many_rs` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `how_many_rs` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "091b48a2ae6f92857e77934b4daf79251237df9b4be70fbd9f22f13e19efe848", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "091b48a2ae6f92857e77934b4daf79251237df9b4be70fbd9f22f13e19efe848", kill_on_drop: false }` [INFO] [stdout] 091b48a2ae6f92857e77934b4daf79251237df9b4be70fbd9f22f13e19efe848