[INFO] cloning repository https://github.com/tcsc/asyncho [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tcsc/asyncho" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcsc%2Fasyncho", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcsc%2Fasyncho'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ea65583019f2c1aa8de01878435db2f59ae84a5f [INFO] checking tcsc/asyncho against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcsc%2Fasyncho" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tcsc/asyncho on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tcsc/asyncho [INFO] finished tweaking git repo https://github.com/tcsc/asyncho [INFO] tweaked toml for git repo https://github.com/tcsc/asyncho written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tcsc/asyncho 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log v0.3.7 [INFO] [stderr] Downloaded byteorder v1.0.0 [INFO] [stderr] Downloaded bytes v0.4.2 [INFO] [stderr] Downloaded iovec v0.1.0 [INFO] [stderr] Downloaded tokio-core v0.1.6 [INFO] [stderr] Downloaded thread-id v3.0.0 [INFO] [stderr] Downloaded unreachable v0.1.1 [INFO] [stderr] Downloaded memchr v1.0.1 [INFO] [stderr] Downloaded net2 v0.2.27 [INFO] [stderr] Downloaded lazycell v0.4.0 [INFO] [stderr] Downloaded tokio-io v0.1.1 [INFO] [stderr] Downloaded thread_local v0.3.3 [INFO] [stderr] Downloaded aho-corasick v0.6.3 [INFO] [stderr] Downloaded utf8-ranges v1.0.0 [INFO] [stderr] Downloaded mio v0.6.6 [INFO] [stderr] Downloaded regex-syntax v0.4.0 [INFO] [stderr] Downloaded futures v0.1.13 [INFO] [stderr] Downloaded libc v0.2.21 [INFO] [stderr] Downloaded env_logger v0.4.2 [INFO] [stderr] Downloaded cfg-if v0.1.0 [INFO] [stderr] Downloaded regex v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fcd33e8a77a3254b91c0d154ed67c140ef41575faf2daa2e7ae93c9a7efa237d [INFO] running `Command { std: "docker" "start" "-a" "fcd33e8a77a3254b91c0d154ed67c140ef41575faf2daa2e7ae93c9a7efa237d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fcd33e8a77a3254b91c0d154ed67c140ef41575faf2daa2e7ae93c9a7efa237d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcd33e8a77a3254b91c0d154ed67c140ef41575faf2daa2e7ae93c9a7efa237d", kill_on_drop: false }` [INFO] [stdout] fcd33e8a77a3254b91c0d154ed67c140ef41575faf2daa2e7ae93c9a7efa237d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 285d6f79b7ccd29a67541504c635c7506ffbdf90c70bce509884394175ce2888 [INFO] running `Command { std: "docker" "start" "-a" "285d6f79b7ccd29a67541504c635c7506ffbdf90c70bce509884394175ce2888", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.21 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking log v0.3.7 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking regex-syntax v0.4.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking futures v0.1.13 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking unreachable v0.1.1 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking thread-id v3.0.0 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking net2 v0.2.27 [INFO] [stderr] Checking thread_local v0.3.3 [INFO] [stderr] Checking bytes v0.4.2 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking mio v0.6.6 [INFO] [stderr] Checking regex v0.2.1 [INFO] [stderr] Checking tokio-io v0.1.1 [INFO] [stderr] Checking tokio-core v0.1.6 [INFO] [stderr] Checking env_logger v0.4.2 [INFO] [stderr] Checking asyncho v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 124 | let _ = self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 124 | let _ = self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "285d6f79b7ccd29a67541504c635c7506ffbdf90c70bce509884394175ce2888", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "285d6f79b7ccd29a67541504c635c7506ffbdf90c70bce509884394175ce2888", kill_on_drop: false }` [INFO] [stdout] 285d6f79b7ccd29a67541504c635c7506ffbdf90c70bce509884394175ce2888 [INFO] checking tcsc/asyncho against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcsc%2Fasyncho" "/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/tcsc/asyncho on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tcsc/asyncho [INFO] finished tweaking git repo https://github.com/tcsc/asyncho [INFO] tweaked toml for git repo https://github.com/tcsc/asyncho written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tcsc/asyncho 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 988996f28d055b5c82700cc673cc6fa9f0d67aba35a7e467e85b763d7d0257b6 [INFO] running `Command { std: "docker" "start" "-a" "988996f28d055b5c82700cc673cc6fa9f0d67aba35a7e467e85b763d7d0257b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "988996f28d055b5c82700cc673cc6fa9f0d67aba35a7e467e85b763d7d0257b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "988996f28d055b5c82700cc673cc6fa9f0d67aba35a7e467e85b763d7d0257b6", kill_on_drop: false }` [INFO] [stdout] 988996f28d055b5c82700cc673cc6fa9f0d67aba35a7e467e85b763d7d0257b6 [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f91de0401a061581dc8c3d87716aa61ad093558751fcc1f9342c8d5a88a6f014 [INFO] running `Command { std: "docker" "start" "-a" "f91de0401a061581dc8c3d87716aa61ad093558751fcc1f9342c8d5a88a6f014", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.21 [INFO] [stderr] Checking log v0.3.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking regex-syntax v0.4.0 [INFO] [stderr] Checking futures v0.1.13 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking unreachable v0.1.1 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking thread-id v3.0.0 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking net2 v0.2.27 [INFO] [stderr] Checking thread_local v0.3.3 [INFO] [stderr] Checking bytes v0.4.2 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking mio v0.6.6 [INFO] [stderr] Checking regex v0.2.1 [INFO] [stderr] Checking tokio-io v0.1.1 [INFO] [stderr] Checking tokio-core v0.1.6 [INFO] [stderr] Checking env_logger v0.4.2 [INFO] [stderr] Checking asyncho 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/service.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn new(socket: FrameSender) -> Conn { [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 53 | frame_tx: Some(socket), [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/service.rs:74:20 [INFO] [stdout] | [INFO] [stdout] 71 | let (tx, rx) = unbounded(); [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] 74 | conns: BTreeMap::new(), [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/service.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 71 | let (tx, rx) = unbounded(); [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] 76 | msg_rx: Some(rx), [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/service.rs:77:27 [INFO] [stdout] | [INFO] [stdout] 71 | let (tx, rx) = unbounded(); [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] 77 | message_loop: h.clone(), [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] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 124 | let _ = self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | +++++++ [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/service.rs:193:56 [INFO] [stdout] | [INFO] [stdout] 177 | let tx_conn_lost = self.msg_tx.clone(); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 193 | .and_then(move |_| send_msg(&tx_conn_lost, Msg::ConnectionLost { conn_id: conn_id })) [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/service.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 209 | fn send_msg(tx: &UnboundedSender, msg: Msg) -> io::Result<()> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 210 | tx.send(msg) [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 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `asyncho` (bin "asyncho") due to 7 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/service.rs:53:23 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn new(socket: FrameSender) -> Conn { [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 53 | frame_tx: Some(socket), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/service.rs:74:20 [INFO] [stdout] | [INFO] [stdout] 71 | let (tx, rx) = unbounded(); [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] 74 | conns: BTreeMap::new(), [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/service.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 71 | let (tx, rx) = unbounded(); [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] 76 | msg_rx: Some(rx), [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/service.rs:77:27 [INFO] [stdout] | [INFO] [stdout] 71 | let (tx, rx) = unbounded(); [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] 77 | message_loop: h.clone(), [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] warning: unused `Result` that must be used [INFO] [stdout] --> src/service.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 124 | let _ = self.spawn_connection(conn).map_err(erase); [INFO] [stdout] | +++++++ [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/service.rs:193:56 [INFO] [stdout] | [INFO] [stdout] 177 | let tx_conn_lost = self.msg_tx.clone(); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 193 | .and_then(move |_| send_msg(&tx_conn_lost, Msg::ConnectionLost { conn_id: conn_id })) [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/service.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 209 | fn send_msg(tx: &UnboundedSender, msg: Msg) -> io::Result<()> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 210 | tx.send(msg) [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 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `asyncho` (bin "asyncho" test) due to 7 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "f91de0401a061581dc8c3d87716aa61ad093558751fcc1f9342c8d5a88a6f014", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f91de0401a061581dc8c3d87716aa61ad093558751fcc1f9342c8d5a88a6f014", kill_on_drop: false }` [INFO] [stdout] f91de0401a061581dc8c3d87716aa61ad093558751fcc1f9342c8d5a88a6f014