[INFO] cloning repository https://github.com/Rustlanachain/tokio-chat-stream [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rustlanachain/tokio-chat-stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustlanachain%2Ftokio-chat-stream", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustlanachain%2Ftokio-chat-stream'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 90f551ea043b5eb6c0745b01642b99ce46d051dc [INFO] checking Rustlanachain/tokio-chat-stream/90f551ea043b5eb6c0745b01642b99ce46d051dc 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%2FRustlanachain%2Ftokio-chat-stream" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Rustlanachain/tokio-chat-stream 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/Rustlanachain/tokio-chat-stream [INFO] finished tweaking git repo https://github.com/Rustlanachain/tokio-chat-stream [INFO] tweaked toml for git repo https://github.com/Rustlanachain/tokio-chat-stream written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Rustlanachain/tokio-chat-stream 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] 8257b0ca56118ac8fd40ccb7a82238423c47b9a60616004f1606b182b283d2a2 [INFO] running `Command { std: "docker" "start" "-a" "8257b0ca56118ac8fd40ccb7a82238423c47b9a60616004f1606b182b283d2a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8257b0ca56118ac8fd40ccb7a82238423c47b9a60616004f1606b182b283d2a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8257b0ca56118ac8fd40ccb7a82238423c47b9a60616004f1606b182b283d2a2", kill_on_drop: false }` [INFO] [stdout] 8257b0ca56118ac8fd40ccb7a82238423c47b9a60616004f1606b182b283d2a2 [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] e9135523c29759704c9e51e36c0ba7d1eb0cb0751c91da2c00ef5459bd919d0d [INFO] running `Command { std: "docker" "start" "-a" "e9135523c29759704c9e51e36c0ba7d1eb0cb0751c91da2c00ef5459bd919d0d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stderr] Checking tokio-chat-stream v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::result` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::result; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::result` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::result; [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] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | loop{ [INFO] [stdout] | _____^ - [INFO] [stdout] | |_________| [INFO] [stdout] 13 | || //we accept the singel connection [INFO] [stdout] 14 | || let (mut socket,addr)=listener.accept().await.unwrap(); [INFO] [stdout] ... || [INFO] [stdout] 44 | || }); [INFO] [stdout] 45 | || } [INFO] [stdout] | ||_____^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____| [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: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-chat-stream` (bin "tokio-chat-stream") due to 2 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] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | loop{ [INFO] [stdout] | _____^ - [INFO] [stdout] | |_________| [INFO] [stdout] 13 | || //we accept the singel connection [INFO] [stdout] 14 | || let (mut socket,addr)=listener.accept().await.unwrap(); [INFO] [stdout] ... || [INFO] [stdout] 44 | || }); [INFO] [stdout] 45 | || } [INFO] [stdout] | ||_____^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____| [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] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-chat-stream` (bin "tokio-chat-stream" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "e9135523c29759704c9e51e36c0ba7d1eb0cb0751c91da2c00ef5459bd919d0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9135523c29759704c9e51e36c0ba7d1eb0cb0751c91da2c00ef5459bd919d0d", kill_on_drop: false }` [INFO] [stdout] e9135523c29759704c9e51e36c0ba7d1eb0cb0751c91da2c00ef5459bd919d0d