[INFO] fetching crate ex-futures 0.4.9... [INFO] checking ex-futures-0.4.9 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate ex-futures 0.4.9 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate ex-futures 0.4.9 [INFO] finished tweaking crates.io crate ex-futures 0.4.9 [INFO] tweaked toml for crates.io crate ex-futures 0.4.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ex-futures 0.4.9 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 58 packages to latest compatible versions [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 170561d5808433bb16ffb5290dbc2123991e32d86bed0a6d2e62bf9e451b9abf [INFO] running `Command { std: "docker" "start" "-a" "170561d5808433bb16ffb5290dbc2123991e32d86bed0a6d2e62bf9e451b9abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "170561d5808433bb16ffb5290dbc2123991e32d86bed0a6d2e62bf9e451b9abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "170561d5808433bb16ffb5290dbc2123991e32d86bed0a6d2e62bf9e451b9abf", kill_on_drop: false }` [INFO] [stdout] 170561d5808433bb16ffb5290dbc2123991e32d86bed0a6d2e62bf9e451b9abf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0be8597a114c6f3bd4e1dad29aca69c8c1bcd8b2fd0f2a863b06ff45c9febb96 [INFO] running `Command { std: "docker" "start" "-a" "0be8597a114c6f3bd4e1dad29aca69c8c1bcd8b2fd0f2a863b06ff45c9febb96", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking slab v0.4.11 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking ex-futures v0.4.9 (/opt/rustwide/workdir) [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.17.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | pub type AsErr = Then< [INFO] [stdout] | ^^^^^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] help: remove this bound [INFO] [stdout] | [INFO] [stdout] 19 - pub type AsErr = Then< [INFO] [stdout] 19 + pub type AsErr = Then< [INFO] [stdout] | [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result<::Item, ()>) -> Result, [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result) -> Result<::Item, E>, [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 22 | Result<::Item, E>, [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove this bound [INFO] [stdout] | [INFO] [stdout] 33 - type Queue = RefCell, S::Error>>>; [INFO] [stdout] 33 + type Queue = RefCell, S::Error>>>; [INFO] [stdout] | [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell::Item>, S::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, ::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/cloneable.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove this bound [INFO] [stdout] | [INFO] [stdout] 38 - type Queue = Mutex, S::Error>>>; [INFO] [stdout] 38 + type Queue = Mutex, S::Error>>>; [INFO] [stdout] | [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex::Item>, S::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, ::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio v0.6.23 [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 mio-uds v0.6.8 [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] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/stream_cloneable.rs:68:40 [INFO] [stdout] | [INFO] [stdout] 68 | let cloneable2 = cloneable.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> benches/stream_unsync_cloneable.rs:38:50 [INFO] [stdout] | [INFO] [stdout] 38 | let mut cloneable_rx2 = cloneable_rx.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> benches/stream_unsync_cloneable.rs:51:50 [INFO] [stdout] | [INFO] [stdout] 51 | let mut cloneable_rx2 = cloneable_rx.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> benches/stream_unsync_cloneable.rs:52:50 [INFO] [stdout] | [INFO] [stdout] 52 | let mut cloneable_rx3 = cloneable_rx.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/stream_unsync_cloneable.rs:68:40 [INFO] [stdout] | [INFO] [stdout] 68 | let cloneable2 = cloneable.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Future` [INFO] [stdout] --> benches/stream_unsync_cloneable.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::{Future, Stream}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/sink_cloneable.rs:46:24 [INFO] [stdout] | [INFO] [stdout] 46 | fn new_stream() -> Box>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 46 | fn new_stream() -> Box>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/sink_unsync_cloneable.rs:46:24 [INFO] [stdout] | [INFO] [stdout] 46 | fn new_stream() -> Box>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 46 | fn new_stream() -> Box>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Stream` trait object in tuple element 1 that must be used [INFO] [stdout] --> tests/sink_cloneable.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | cloneable.send_all(new_stream()).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 boxed `Stream` trait object in tuple element 1 that must be used [INFO] [stdout] --> tests/sink_cloneable.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | cloneable2.send_all(new_stream()).wait().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Stream` trait object in tuple element 1 that must be used [INFO] [stdout] --> tests/sink_cloneable.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | fut1.join(fut2).wait().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> benches/stream_cloneable.rs:38:50 [INFO] [stdout] | [INFO] [stdout] 38 | let mut cloneable_rx2 = cloneable_rx.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> benches/stream_cloneable.rs:51:50 [INFO] [stdout] | [INFO] [stdout] 51 | let mut cloneable_rx2 = cloneable_rx.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> benches/stream_cloneable.rs:52:50 [INFO] [stdout] | [INFO] [stdout] 52 | let mut cloneable_rx3 = cloneable_rx.clone();; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Future` [INFO] [stdout] --> benches/stream_cloneable.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::{Future, Stream}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Stream` trait object in tuple element 1 that must be used [INFO] [stdout] --> tests/sink_unsync_cloneable.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | cloneable.send_all(new_stream()).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 boxed `Stream` trait object in tuple element 1 that must be used [INFO] [stdout] --> tests/sink_unsync_cloneable.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | cloneable2.send_all(new_stream()).wait().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `Stream` trait object in tuple element 1 that must be used [INFO] [stdout] --> tests/sink_unsync_cloneable.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | fut1.join(fut2).wait().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | pub type AsErr = Then< [INFO] [stdout] | ^^^^^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] help: remove this bound [INFO] [stdout] | [INFO] [stdout] 19 - pub type AsErr = Then< [INFO] [stdout] 19 + pub type AsErr = Then< [INFO] [stdout] | [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result<::Item, ()>) -> Result, [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result) -> Result<::Item, E>, [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 22 | Result<::Item, E>, [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove this bound [INFO] [stdout] | [INFO] [stdout] 33 - type Queue = RefCell, S::Error>>>; [INFO] [stdout] 33 + type Queue = RefCell, S::Error>>>; [INFO] [stdout] | [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell::Item>, S::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, ::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/stream/cloneable.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^ will not be checked at usage sites of the type alias [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] help: remove this bound [INFO] [stdout] | [INFO] [stdout] 38 - type Queue = Mutex, S::Error>>>; [INFO] [stdout] 38 + type Queue = Mutex, S::Error>>>; [INFO] [stdout] | [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex::Item>, S::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] help: fully qualify this associated type [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, ::Error>>>; [INFO] [stdout] | + +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.40s [INFO] running `Command { std: "docker" "inspect" "0be8597a114c6f3bd4e1dad29aca69c8c1bcd8b2fd0f2a863b06ff45c9febb96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0be8597a114c6f3bd4e1dad29aca69c8c1bcd8b2fd0f2a863b06ff45c9febb96", kill_on_drop: false }` [INFO] [stdout] 0be8597a114c6f3bd4e1dad29aca69c8c1bcd8b2fd0f2a863b06ff45c9febb96