[INFO] fetching crate prometheus-query 0.4.0...
[INFO] documenting prometheus-query-0.4.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate prometheus-query 0.4.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate prometheus-query 0.4.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prometheus-query 0.4.0
[INFO] finished tweaking crates.io crate prometheus-query 0.4.0
[INFO] tweaked toml for crates.io crate prometheus-query 0.4.0 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67f8c1e2c72f68a695a50ffa772882271c4f5e31dddae87e00106632a4b5df6d
[INFO] running `Command { std: "docker" "start" "-a" "67f8c1e2c72f68a695a50ffa772882271c4f5e31dddae87e00106632a4b5df6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f8c1e2c72f68a695a50ffa772882271c4f5e31dddae87e00106632a4b5df6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f8c1e2c72f68a695a50ffa772882271c4f5e31dddae87e00106632a4b5df6d", kill_on_drop: false }`
[INFO] [stdout] 67f8c1e2c72f68a695a50ffa772882271c4f5e31dddae87e00106632a4b5df6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0712b85cae04618e4e9f9bc50ca577003a4e11c29e77096c69908e5cd3156acd
[INFO] running `Command { std: "docker" "start" "-a" "0712b85cae04618e4e9f9bc50ca577003a4e11c29e77096c69908e5cd3156acd", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[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 openssl-sys v0.9.65
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking openssl v0.10.35
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking native-tls v0.2.7
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking prometheus-query v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting prometheus-query v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(custom_attribute)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:20:38
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(futures_api, async_await, await_macro)]
[INFO] [stdout]    |                                      ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: subsumed by `.await` syntax
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/client.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:176:20
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let resp = await!(self.client.get(u).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.get(u).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:177:20
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:216:20
[INFO] [stdout]     |
[INFO] [stdout] 216 |         let resp = await!(self.client.request(post).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.request(post).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:233:20
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let resp = await!(self.client.request(post).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.request(post).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:234:20
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:249:20
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let resp = await!(self.client.request(post).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.request(post).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:250:20
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(custom_attribute)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:20:38
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(futures_api, async_await, await_macro)]
[INFO] [stdout]    |                                      ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: subsumed by `.await` syntax
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/client.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |         await!(self.make_http_get_api_call(u))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.make_http_get_api_call(u).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:176:20
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let resp = await!(self.client.get(u).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.get(u).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:177:20
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:216:20
[INFO] [stdout]     |
[INFO] [stdout] 216 |         let resp = await!(self.client.request(post).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.request(post).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:233:20
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let resp = await!(self.client.request(post).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.request(post).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:234:20
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:249:20
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let resp = await!(self.client.request(post).compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `self.client.request(post).compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/client.rs:250:20
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let body = await!(resp.into_body().concat2().compat())?;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `resp.into_body().concat2().compat().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(custom_attribute)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(futures_api, async_await, await_macro)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 22 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(custom_attribute)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(futures_api, async_await, await_macro)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/messages.rs:376:10
[INFO] [stdout]     |
[INFO] [stdout] 376 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `prometheus-query`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name prometheus_query src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-e1e0bcece684b867.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-8470f762d4b535ec.rmeta --extern futures_stable=/opt/rustwide/target/debug/deps/libfutures-533cf53875604e8f.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-d95cbde9e3481896.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-5374b210770187c4.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-4fbda7830cab348d.rmeta --extern hyper=/opt/rustwide/target/debug/deps/libhyper-42f120ee63c23e3b.rmeta --extern hyper_tls=/opt/rustwide/target/debug/deps/libhyper_tls-54fbfc0c029759ce.rmeta --extern native_tls=/opt/rustwide/target/debug/deps/libnative_tls-893033cb3ed4a5a4.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-a148e46ac9993373.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-36d6f326b2f084cb.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-72e48022e2563f10.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-e5d7c8a0cbdc5d59.rmeta --extern url_serde=/opt/rustwide/target/debug/deps/liburl_serde-aa8988e59cd52798.rmeta --cap-lints=warn --crate-version 0.4.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 21 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0712b85cae04618e4e9f9bc50ca577003a4e11c29e77096c69908e5cd3156acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0712b85cae04618e4e9f9bc50ca577003a4e11c29e77096c69908e5cd3156acd", kill_on_drop: false }`
[INFO] [stdout] 0712b85cae04618e4e9f9bc50ca577003a4e11c29e77096c69908e5cd3156acd
