[INFO] fetching crate tokio-by-hand 0.0.0... [INFO] checking tokio-by-hand-0.0.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tokio-by-hand 0.0.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate tokio-by-hand 0.0.0 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 tokio-by-hand 0.0.0 [INFO] finished tweaking crates.io crate tokio-by-hand 0.0.0 [INFO] tweaked toml for crates.io crate tokio-by-hand 0.0.0 written to /workspace/builds/worker-0-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 66 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.7.1) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.20) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.12) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v1.0.2) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.10) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.3) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.1) [INFO] [stderr] Adding scoped-tls v0.1.2 (latest: v1.0.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.40.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [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] 366820c16588df413bdfbc07225ff8fb01ff1a7ebac42da7f547f5e9639f0aeb [INFO] running `Command { std: "docker" "start" "-a" "366820c16588df413bdfbc07225ff8fb01ff1a7ebac42da7f547f5e9639f0aeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "366820c16588df413bdfbc07225ff8fb01ff1a7ebac42da7f547f5e9639f0aeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "366820c16588df413bdfbc07225ff8fb01ff1a7ebac42da7f547f5e9639f0aeb", kill_on_drop: false }` [INFO] [stdout] 366820c16588df413bdfbc07225ff8fb01ff1a7ebac42da7f547f5e9639f0aeb [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] 8ddb7e905646075ca2339d16fd8fca9f69a90fda4c87615cb0d81e5c0e4ee8f4 [INFO] running `Command { std: "docker" "start" "-a" "8ddb7e905646075ca2339d16fd8fca9f69a90fda4c87615cb0d81e5c0e4ee8f4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking tokio-by-hand v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | extended_try_ready!(self.sleeper.extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | extended_try_ready!(self.sleeper.extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/instant_series.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | let next = extended_try_ready!(self.next.extended_poll(task_handle)); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/instant_series.rs:68:7 [INFO] [stdout] | [INFO] [stdout] 68 | extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed_series.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | let next = extended_try_ready!(self.next.extended_poll(task_handle)); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed_series.rs:68:7 [INFO] [stdout] | [INFO] [stdout] 68 | extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/buffered.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | extended_try_ready!(self.try_empty_buffer(task_handle)); [INFO] [stdout] | ------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/adapter.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | match extended_try_ready!(self.stream.extended_poll(task_handle)) { [INFO] [stdout] | ----------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/adapter.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | extended_try_ready!(self.try_empty_buffer(task_handle)); [INFO] [stdout] | ------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/extended/adapter.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Incoming(u8); [INFO] [stdout] | -------- ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Incoming` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/extended/mod.rs:139:11 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn sink_start_send_adapter(extended_sink: &mut T, item: I) -> Result, E> [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 139 | match extended_sink.extended_start_send(&mut TaskHandle{_private: ()}, item) { [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; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-by-hand` (lib) due to 2 previous errors; 10 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | extended_try_ready!(self.sleeper.extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | extended_try_ready!(self.sleeper.extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/instant_series.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | let next = extended_try_ready!(self.next.extended_poll(task_handle)); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/instant_series.rs:68:7 [INFO] [stdout] | [INFO] [stdout] 68 | extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed_series.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | let next = extended_try_ready!(self.next.extended_poll(task_handle)); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/delayed_series.rs:68:7 [INFO] [stdout] | [INFO] [stdout] 68 | extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle)); [INFO] [stdout] | ------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/buffered.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | extended_try_ready!(self.try_empty_buffer(task_handle)); [INFO] [stdout] | ------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/adapter.rs:64:13 [INFO] [stdout] | [INFO] [stdout] 64 | match extended_try_ready!(self.stream.extended_poll(task_handle)) { [INFO] [stdout] | ----------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Err(err) => { [INFO] [stdout] | ^^^^^^^^ matches no values because `void::Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] ::: src/extended/adapter.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | extended_try_ready!(self.try_empty_buffer(task_handle)); [INFO] [stdout] | ------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/standard/instant_series.rs:91:7 [INFO] [stdout] | [INFO] [stdout] 91 | producer.forward(consumer).wait().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/standard/delayed_series.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/standard/delayed_series.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/standard/delayed_series.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/standard/buffered.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [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/extended/mod.rs:139:11 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn sink_start_send_adapter(extended_sink: &mut T, item: I) -> Result, E> [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 139 | match extended_sink.extended_start_send(&mut TaskHandle{_private: ()}, item) { [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] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/extended/instant_series.rs:115:7 [INFO] [stdout] | [INFO] [stdout] 115 | producer.forward(consumer).wait().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/extended/delayed_series.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/extended/delayed_series.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/extended/delayed_series.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used [INFO] [stdout] --> src/extended/buffered.rs:90:5 [INFO] [stdout] | [INFO] [stdout] 90 | core.run(producer.forward(consumer)).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `futures::stream::Map` in tuple element 0 that must be used [INFO] [stdout] --> src/extended/adapter.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 130 | / stream [INFO] [stdout] 131 | | .take(7) [INFO] [stdout] 132 | | .inspect(|x| println!("from stream: {:?}", x)) [INFO] [stdout] 133 | | .map(|x| Outgoing(x.0)) [INFO] [stdout] 134 | | .forward(sink).wait().unwrap(); [INFO] [stdout] | |____________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-by-hand` (lib test) due to 2 previous errors; 20 warnings emitted [INFO] running `Command { std: "docker" "inspect" "8ddb7e905646075ca2339d16fd8fca9f69a90fda4c87615cb0d81e5c0e4ee8f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ddb7e905646075ca2339d16fd8fca9f69a90fda4c87615cb0d81e5c0e4ee8f4", kill_on_drop: false }` [INFO] [stdout] 8ddb7e905646075ca2339d16fd8fca9f69a90fda4c87615cb0d81e5c0e4ee8f4