[INFO] cloning repository https://github.com/RyanKilbane/rust-swim-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RyanKilbane/rust-swim-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanKilbane%2Frust-swim-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanKilbane%2Frust-swim-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bb91cd03201a0db5d2de8534622291e92d8cd591 [INFO] checking RyanKilbane/rust-swim-server/bb91cd03201a0db5d2de8534622291e92d8cd591 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%2FRyanKilbane%2Frust-swim-server" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RyanKilbane/rust-swim-server 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/RyanKilbane/rust-swim-server [INFO] finished tweaking git repo https://github.com/RyanKilbane/rust-swim-server [INFO] tweaked toml for git repo https://github.com/RyanKilbane/rust-swim-server written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/RyanKilbane/rust-swim-server 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 52778060299a7e7bb3d93224d4a09757a503a02db9195a496d9e76ec0a57da45 [INFO] running `Command { std: "docker" "start" "-a" "52778060299a7e7bb3d93224d4a09757a503a02db9195a496d9e76ec0a57da45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52778060299a7e7bb3d93224d4a09757a503a02db9195a496d9e76ec0a57da45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52778060299a7e7bb3d93224d4a09757a503a02db9195a496d9e76ec0a57da45", kill_on_drop: false }` [INFO] [stdout] 52778060299a7e7bb3d93224d4a09757a503a02db9195a496d9e76ec0a57da45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5ee286a96e9b25b708ec91cb912767f7a9e3cd102e5262e2a0399c73f49a7fe6 [INFO] running `Command { std: "docker" "start" "-a" "5ee286a96e9b25b708ec91cb912767f7a9e3cd102e5262e2a0399c73f49a7fe6", kill_on_drop: false }` [INFO] [stderr] Checking rust-swim-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `unsubscribe` is never used [INFO] [stdout] --> src/subscribe/subscribe.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub trait SubsTrait: Clone + Debug { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 45 | fn unsubscribe(self, sub: &TcpStream); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [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/main.rs:32:50 [INFO] [stdout] | [INFO] [stdout] 29 | for stream in listen.incoming(){ [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 30 | let y = global_state.clone(); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 31 | let mut subs = subscribers.clone(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 32 | thread::spawn(move || handle_connection(&stream.unwrap(), &mut subs, &y)); [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/subscribe/subscribe.rs:37:48 [INFO] [stdout] | [INFO] [stdout] 37 | let loc = refs.iter().position(|x| x.peer_addr().unwrap() == sub.peer_addr().unwrap()).unwrap(); [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subscribe/subscribe.rs:37:74 [INFO] [stdout] | [INFO] [stdout] 37 | let loc = refs.iter().position(|x| x.peer_addr().unwrap() == sub.peer_addr().unwrap()).unwrap(); [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 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unsubscribe` is never used [INFO] [stdout] --> src/subscribe/subscribe.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub trait SubsTrait: Clone + Debug { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 45 | fn unsubscribe(self, sub: &TcpStream); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [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/main.rs:32:50 [INFO] [stdout] | [INFO] [stdout] 29 | for stream in listen.incoming(){ [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 30 | let y = global_state.clone(); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 31 | let mut subs = subscribers.clone(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 32 | thread::spawn(move || handle_connection(&stream.unwrap(), &mut subs, &y)); [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/subscribe/subscribe.rs:37:48 [INFO] [stdout] | [INFO] [stdout] 37 | let loc = refs.iter().position(|x| x.peer_addr().unwrap() == sub.peer_addr().unwrap()).unwrap(); [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/subscribe/subscribe.rs:37:74 [INFO] [stdout] | [INFO] [stdout] 37 | let loc = refs.iter().position(|x| x.peer_addr().unwrap() == sub.peer_addr().unwrap()).unwrap(); [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] error: could not compile `rust-swim-server` (bin "rust-swim-server") due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-swim-server` (bin "rust-swim-server" test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "5ee286a96e9b25b708ec91cb912767f7a9e3cd102e5262e2a0399c73f49a7fe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ee286a96e9b25b708ec91cb912767f7a9e3cd102e5262e2a0399c73f49a7fe6", kill_on_drop: false }` [INFO] [stdout] 5ee286a96e9b25b708ec91cb912767f7a9e3cd102e5262e2a0399c73f49a7fe6