[INFO] fetching crate jsonrpc-client-http 0.5.0... [INFO] building jsonrpc-client-http-0.5.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3 [INFO] extracting crate jsonrpc-client-http 0.5.0 into /workspace/builds/worker-89/source [INFO] validating manifest of crates.io crate jsonrpc-client-http 0.5.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jsonrpc-client-http 0.5.0 [INFO] finished tweaking crates.io crate jsonrpc-client-http 0.5.0 [INFO] tweaked toml for crates.io crate jsonrpc-client-http 0.5.0 written to /workspace/builds/worker-89/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62013d4c2bcbdbde31786fb3de4c95c2fc5ecf2a8c418b51a7ad174f260905ba [INFO] running `Command { std: "docker" "start" "-a" "62013d4c2bcbdbde31786fb3de4c95c2fc5ecf2a8c418b51a7ad174f260905ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62013d4c2bcbdbde31786fb3de4c95c2fc5ecf2a8c418b51a7ad174f260905ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62013d4c2bcbdbde31786fb3de4c95c2fc5ecf2a8c418b51a7ad174f260905ba", kill_on_drop: false }` [INFO] [stdout] 62013d4c2bcbdbde31786fb3de4c95c2fc5ecf2a8c418b51a7ad174f260905ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 534480486ab23d32ed6a278b26af300c76b9545e1d5a3ac9e1cc14624e308443 [INFO] running `Command { std: "docker" "start" "-a" "534480486ab23d32ed6a278b26af300c76b9545e1d5a3ac9e1cc14624e308443", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.25.0 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling rustc-demangle v0.1.20 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling smallvec v0.2.1 [INFO] [stderr] Compiling take v0.1.0 [INFO] [stderr] Compiling try-lock v0.1.0 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling object v0.26.0 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling relay v0.1.1 [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] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling want v0.0.4 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling addr2line v0.16.0 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling tokio-core v0.1.18 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling hyper v0.11.27 [INFO] [stderr] Compiling jsonrpc-core v8.0.1 [INFO] [stderr] Compiling jsonrpc-client-core v0.5.0 [INFO] [stderr] Compiling jsonrpc-client-http v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:333:36 [INFO] [stdout] | [INFO] [stdout] 333 | ) -> Result<(Core, CoreSender, Box>)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:351:10 [INFO] [stdout] | [INFO] [stdout] 351 | ) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:373:24 [INFO] [stdout] | [INFO] [stdout] 373 | Box::new(f) as Box> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:412:23 [INFO] [stdout] | [INFO] [stdout] 412 | type Future = Box, Error = Self::Error> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future, Error = Self::Error> + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.18s [INFO] running `Command { std: "docker" "inspect" "534480486ab23d32ed6a278b26af300c76b9545e1d5a3ac9e1cc14624e308443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "534480486ab23d32ed6a278b26af300c76b9545e1d5a3ac9e1cc14624e308443", kill_on_drop: false }` [INFO] [stdout] 534480486ab23d32ed6a278b26af300c76b9545e1d5a3ac9e1cc14624e308443 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eef4f34820511c8b3b54e62ea4c562e5372d227d914aae69048192688828bcb2 [INFO] running `Command { std: "docker" "start" "-a" "eef4f34820511c8b3b54e62ea4c562e5372d227d914aae69048192688828bcb2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:333:36 [INFO] [stdout] | [INFO] [stdout] 333 | ) -> Result<(Core, CoreSender, Box>)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:351:10 [INFO] [stdout] | [INFO] [stdout] 351 | ) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:373:24 [INFO] [stdout] | [INFO] [stdout] 373 | Box::new(f) as Box> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:412:23 [INFO] [stdout] | [INFO] [stdout] 412 | type Future = Box, Error = Self::Error> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future, Error = Self::Error> + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling parking_lot v0.4.8 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling jsonrpc-pubsub v8.0.0 [INFO] [stderr] Compiling jsonrpc-macros v8.0.0 [INFO] [stderr] Compiling globset v0.1.4 [INFO] [stderr] Compiling jsonrpc-server-utils v8.0.0 [INFO] [stderr] Compiling jsonrpc-http-server v8.0.0 [INFO] [stderr] Compiling jsonrpc-client-http v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:14:28 [INFO] [stdout] | [INFO] [stdout] 14 | fn to_upper(&self, String) -> Result; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: String` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:17:33 [INFO] [stdout] | [INFO] [stdout] 17 | fn slow_to_upper(&self, String, u64) -> Result; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: String` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:17:41 [INFO] [stdout] | [INFO] [stdout] 17 | fn slow_to_upper(&self, String, u64) -> Result; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | fn sleep(&self, u64) -> Result<(), Error>; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:14:28 [INFO] [stdout] | [INFO] [stdout] 14 | fn to_upper(&self, String) -> Result; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: String` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:17:33 [INFO] [stdout] | [INFO] [stdout] 17 | fn slow_to_upper(&self, String, u64) -> Result; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: String` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:17:41 [INFO] [stdout] | [INFO] [stdout] 17 | fn slow_to_upper(&self, String, u64) -> Result; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> tests/common/mod.rs:20:25 [INFO] [stdout] | [INFO] [stdout] 20 | fn sleep(&self, u64) -> Result<(), Error>; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:333:36 [INFO] [stdout] | [INFO] [stdout] 333 | ) -> Result<(Core, CoreSender, Box>)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:351:10 [INFO] [stdout] | [INFO] [stdout] 351 | ) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:373:24 [INFO] [stdout] | [INFO] [stdout] 373 | Box::new(f) as Box> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:412:23 [INFO] [stdout] | [INFO] [stdout] 412 | type Future = Box, Error = Self::Error> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future, Error = Self::Error> + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.98s [INFO] running `Command { std: "docker" "inspect" "eef4f34820511c8b3b54e62ea4c562e5372d227d914aae69048192688828bcb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eef4f34820511c8b3b54e62ea4c562e5372d227d914aae69048192688828bcb2", kill_on_drop: false }` [INFO] [stdout] eef4f34820511c8b3b54e62ea4c562e5372d227d914aae69048192688828bcb2