[INFO] fetching crate ex-futures 0.4.9... [INFO] checking ex-futures-0.4.9 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] extracting crate ex-futures 0.4.9 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate ex-futures 0.4.9 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2733ba7d9ed8fff792751a0ebae636cf621c3f8b9dc9af00276641252d17cbf6 [INFO] running `Command { std: "docker" "start" "-a" "2733ba7d9ed8fff792751a0ebae636cf621c3f8b9dc9af00276641252d17cbf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2733ba7d9ed8fff792751a0ebae636cf621c3f8b9dc9af00276641252d17cbf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2733ba7d9ed8fff792751a0ebae636cf621c3f8b9dc9af00276641252d17cbf6", kill_on_drop: false }` [INFO] [stdout] 2733ba7d9ed8fff792751a0ebae636cf621c3f8b9dc9af00276641252d17cbf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f49d7de696c04a08109178465dc121f7193ab988be756f0cd917458dea330274 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f49d7de696c04a08109178465dc121f7193ab988be756f0cd917458dea330274", kill_on_drop: false }` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking byteorder v1.4.3 [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 lock_api v0.3.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking mio-uds v0.6.8 [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 ex-futures v0.4.9 (/opt/rustwide/workdir) [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-threadpool v0.1.18 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/stream/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | pub type AsErr = Then< [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/mod.rs:21:15 [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result) -> Result, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/mod.rs:21:39 [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result) -> Result, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/mod.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | Result, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 19 | pub type AsErr = Then< [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:56 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:66 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/stream/cloneable.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/cloneable.rs:38:54 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/cloneable.rs:38:64 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [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: 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: 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] --> 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 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 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: 4 warnings emitted [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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `futures::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: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `futures::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 `futures::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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `futures::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: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: streams do nothing unless polled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused boxed `futures::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 `futures::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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/stream/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | pub type AsErr = Then< [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/mod.rs:21:15 [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result) -> Result, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/mod.rs:21:39 [INFO] [stdout] | [INFO] [stdout] 21 | fn(Result) -> Result, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/mod.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | Result, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 19 | pub type AsErr = Then< [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:15 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:56 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/unsync_cloneable.rs:33:66 [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 33 | type Queue = RefCell, S::Error>>>; [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases [INFO] [stdout] --> src/stream/cloneable.rs:38:15 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/cloneable.rs:38:54 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] help: use fully disambiguated paths (i.e., `::Assoc`) to refer to associated types in type aliases [INFO] [stdout] --> src/stream/cloneable.rs:38:64 [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed [INFO] [stdout] | [INFO] [stdout] 38 | type Queue = Mutex, S::Error>>>; [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.22s [INFO] running `Command { std: "docker" "inspect" "f49d7de696c04a08109178465dc121f7193ab988be756f0cd917458dea330274", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f49d7de696c04a08109178465dc121f7193ab988be756f0cd917458dea330274", kill_on_drop: false }` [INFO] [stdout] f49d7de696c04a08109178465dc121f7193ab988be756f0cd917458dea330274