[INFO] fetching crate jsonrpc-http-server-plus 7.1.0... [INFO] checking jsonrpc-http-server-plus-7.1.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] extracting crate jsonrpc-http-server-plus 7.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate jsonrpc-http-server-plus 7.1.0 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 jsonrpc-http-server-plus 7.1.0 [INFO] finished tweaking crates.io crate jsonrpc-http-server-plus 7.1.0 [INFO] tweaked toml for crates.io crate jsonrpc-http-server-plus 7.1.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] b330e054de5cc1b95775ca817bc6e185c0551865437f4431870e497392ae49ee [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" "b330e054de5cc1b95775ca817bc6e185c0551865437f4431870e497392ae49ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b330e054de5cc1b95775ca817bc6e185c0551865437f4431870e497392ae49ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b330e054de5cc1b95775ca817bc6e185c0551865437f4431870e497392ae49ee", kill_on_drop: false }` [INFO] [stdout] b330e054de5cc1b95775ca817bc6e185c0551865437f4431870e497392ae49ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 435e319cd6c34b0a40545842b38a309e376fd20f3f420f071df84706df4cbffb [INFO] running `Command { std: "docker" "start" "-a" "435e319cd6c34b0a40545842b38a309e376fd20f3f420f071df84706df4cbffb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking try-lock v0.1.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling unicase v2.6.0 [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] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking want v0.0.4 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Compiling syn v1.0.63 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking globset v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.27 [INFO] [stderr] Checking jsonrpc-core v7.1.1 [INFO] [stderr] Checking jsonrpc-server-utils v7.1.1 [INFO] [stderr] Checking jsonrpc-http-server-plus v7.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/handler.rs:24:18 [INFO] [stdout] | [INFO] [stdout] 24 | middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/handler.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:94:29 [INFO] [stdout] | [INFO] [stdout] 94 | fn cause(&self) -> Option<&::std::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:191:21 [INFO] [stdout] | [INFO] [stdout] 191 | pub extractor: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:210:22 [INFO] [stdout] | [INFO] [stdout] 210 | meta_extractor: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/handler.rs:24:18 [INFO] [stdout] | [INFO] [stdout] 24 | middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/handler.rs:33:19 [INFO] [stdout] | [INFO] [stdout] 33 | middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:211:26 [INFO] [stdout] | [INFO] [stdout] 211 | request_middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:94:29 [INFO] [stdout] | [INFO] [stdout] 94 | fn cause(&self) -> Option<&::std::error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:191:21 [INFO] [stdout] | [INFO] [stdout] 191 | pub extractor: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:210:22 [INFO] [stdout] | [INFO] [stdout] 210 | meta_extractor: Arc>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MetaExtractor` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:211:26 [INFO] [stdout] | [INFO] [stdout] 211 | request_middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:354:27 [INFO] [stdout] | [INFO] [stdout] 354 | }).collect::)>>()?; [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:377:26 [INFO] [stdout] | [INFO] [stdout] 377 | request_middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:354:27 [INFO] [stdout] | [INFO] [stdout] 354 | }).collect::)>>()?; [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:377:26 [INFO] [stdout] | [INFO] [stdout] 377 | request_middleware: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RequestMiddleware` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:455:3 [INFO] [stdout] | [INFO] [stdout] 455 | try!(tcp.reuse_port(true)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:455:3 [INFO] [stdout] | [INFO] [stdout] 455 | try!(tcp.reuse_port(true)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/lib.rs:42:50 [INFO] [stdout] | [INFO] [stdout] 42 | use jsonrpc::futures::{self, Future, IntoFuture, BoxFuture, Stream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/lib.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | handler: BoxFuture, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/handler.rs:11:45 [INFO] [stdout] | [INFO] [stdout] 11 | use jsonrpc::futures::{Future, Poll, Async, BoxFuture, Stream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/handler.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | Middleware(BoxFuture), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/handler.rs:133:10 [INFO] [stdout] | [INFO] [stdout] 133 | Waiting(BoxFuture, ()>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/lib.rs:42:50 [INFO] [stdout] | [INFO] [stdout] 42 | use jsonrpc::futures::{self, Future, IntoFuture, BoxFuture, Stream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/lib.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | handler: BoxFuture, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/handler.rs:11:45 [INFO] [stdout] | [INFO] [stdout] 11 | use jsonrpc::futures::{Future, Poll, Async, BoxFuture, Stream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/handler.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | Middleware(BoxFuture), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `jsonrpc::futures::BoxFuture`: removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228 [INFO] [stdout] --> src/handler.rs:133:10 [INFO] [stdout] | [INFO] [stdout] 133 | Waiting(BoxFuture, ()>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: ambiguous associated item [INFO] [stdout] --> src/handler.rs:95:41 [INFO] [stdout] | [INFO] [stdout] 95 | fn poll(&mut self) -> Poll { [INFO] [stdout] | ^^^^^^^^^^^ help: use fully-qualified syntax: ` as Future>::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(ambiguous_associated_items)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #57644 [INFO] [stdout] note: `Error` could refer to the variant defined here [INFO] [stdout] --> src/handler.rs:87:2 [INFO] [stdout] | [INFO] [stdout] 87 | Error(Option), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `Error` could also refer to the associated type defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.31/src/future/mod.rs:185:5 [INFO] [stdout] | [INFO] [stdout] 185 | type Error; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: ambiguous associated item [INFO] [stdout] --> src/handler.rs:95:41 [INFO] [stdout] | [INFO] [stdout] 95 | fn poll(&mut self) -> Poll { [INFO] [stdout] | ^^^^^^^^^^^ help: use fully-qualified syntax: ` as Future>::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(ambiguous_associated_items)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #57644 [INFO] [stdout] note: `Error` could refer to the variant defined here [INFO] [stdout] --> src/handler.rs:87:2 [INFO] [stdout] | [INFO] [stdout] 87 | Error(Option), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `Error` could also refer to the associated type defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.31/src/future/mod.rs:185:5 [INFO] [stdout] | [INFO] [stdout] 185 | type Error; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `jsonrpc-http-server-plus` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "435e319cd6c34b0a40545842b38a309e376fd20f3f420f071df84706df4cbffb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "435e319cd6c34b0a40545842b38a309e376fd20f3f420f071df84706df4cbffb", kill_on_drop: false }` [INFO] [stdout] 435e319cd6c34b0a40545842b38a309e376fd20f3f420f071df84706df4cbffb