[INFO] fetching crate tentacle 0.4.0-alpha.4...
[INFO] documenting tentacle-0.4.0-alpha.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate tentacle 0.4.0-alpha.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tentacle 0.4.0-alpha.4 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tentacle 0.4.0-alpha.4
[INFO] finished tweaking crates.io crate tentacle 0.4.0-alpha.4
[INFO] tweaked toml for crates.io crate tentacle 0.4.0-alpha.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate tentacle 0.4.0-alpha.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded igd v0.11.1
[INFO] [stderr]   Downloaded xmltree v0.10.3
[INFO] [stderr]   Downloaded futures-test v0.3.21
[INFO] [stderr]   Downloaded send_wrapper v0.4.0
[INFO] [stderr]   Downloaded attohttpc v0.10.1
[INFO] [stderr]   Downloaded async-process v1.3.0
[INFO] [stderr]   Downloaded blocking v1.1.0
[INFO] [stderr]   Downloaded tungstenite v0.16.0
[INFO] [stderr]   Downloaded sha2 v0.10.1
[INFO] [stderr]   Downloaded zeroize_derive v1.3.1
[INFO] [stderr]   Downloaded async-task v4.1.0
[INFO] [stderr]   Downloaded hmac v0.12.0
[INFO] [stderr]   Downloaded tentacle-secio v0.5.3
[INFO] [stderr]   Downloaded tokio-yamux v0.3.5
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.8
[INFO] [stderr]   Downloaded nix v0.13.1
[INFO] [stderr]   Downloaded systemstat v0.1.10
[INFO] [stderr]   Downloaded tentacle-multiaddr v0.3.2
[INFO] [stderr]   Downloaded tokio-util v0.7.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.16.1
[INFO] [stderr]   Downloaded gloo-timers v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] c97f0d950f157afe884cb1a28ff817b6851cc1ffcad4543f298e22cfaba6867d
[INFO] running `Command { std: "docker" "start" "-a" "c97f0d950f157afe884cb1a28ff817b6851cc1ffcad4543f298e22cfaba6867d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c97f0d950f157afe884cb1a28ff817b6851cc1ffcad4543f298e22cfaba6867d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97f0d950f157afe884cb1a28ff817b6851cc1ffcad4543f298e22cfaba6867d", kill_on_drop: false }`
[INFO] [stdout] c97f0d950f157afe884cb1a28ff817b6851cc1ffcad4543f298e22cfaba6867d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 7c0080b7c8b400917e67e79ad674234522be9e0a41a0d81f99deae26b1bdae91
[INFO] running `Command { std: "docker" "start" "-a" "7c0080b7c8b400917e67e79ad674234522be9e0a41a0d81f99deae26b1bdae91", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling tentacle-secio v0.5.3
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking unsigned-varint v0.7.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking faster-hex v0.6.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking libc v0.2.118
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking molecule v0.7.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.10.1
[INFO] [stderr]     Checking tentacle-multiaddr v0.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tokio-util v0.7.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-yamux v0.3.5
[INFO] [stderr]  Documenting tentacle v0.4.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `futures_core::stream::Stream`
[INFO] [stdout]   --> src/channel/bound.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 | /// [`Stream`](futures_core::stream::Stream) trait, while [`Sender`](Sender) implements
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `futures_core` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Sender`
[INFO] [stdout]   --> src/channel/mod.rs:70:36
[INFO] [stdout]    |
[INFO] [stdout] 70 | /// The error type for [`Sender`s](Sender) used as `Sink`s.
[INFO] [stdout]    |                                    ^^^^^^ no item named `Sender` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Sender::try_send`
[INFO] [stdout]   --> src/channel/mod.rs:76:47
[INFO] [stdout]    |
[INFO] [stdout] 76 | /// The error type returned from [`try_send`](Sender::try_send).
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^ no item named `Sender` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Receiver::try_next`
[INFO] [stdout]   --> src/channel/mod.rs:89:47
[INFO] [stdout]    |
[INFO] [stdout] 89 | /// The error type returned from [`try_next`](Receiver::try_next).
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^ no item named `Receiver` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/builder.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |     /// TCP Hole Punching: http://bford.info/pub/net/p2pnat/
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://bford.info/pub/net/p2pnat/>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/builder.rs:152:15
[INFO] [stdout]     |
[INFO] [stdout] 152 |     /// STUN: https://tools.ietf.org/html/rfc5389
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://tools.ietf.org/html/rfc5389>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/service/config.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     /// see https://github.com/rust-lang/rust/issues/57563
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/57563>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/service/config.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     /// see https://github.com/rust-lang/rust/issues/57563
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/57563>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/substream.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     /// https://docs.rs/tokio/0.1.19/tokio/prelude/trait.Sink.html
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://docs.rs/tokio/0.1.19/tokio/prelude/trait.Sink.html>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "7c0080b7c8b400917e67e79ad674234522be9e0a41a0d81f99deae26b1bdae91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0080b7c8b400917e67e79ad674234522be9e0a41a0d81f99deae26b1bdae91", kill_on_drop: false }`
[INFO] [stdout] 7c0080b7c8b400917e67e79ad674234522be9e0a41a0d81f99deae26b1bdae91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "tokio-runtime tokio-timer upnp ws unstable" "--no-default-features" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] e902917a5a38669baf6fe44b10c12be64eb50f0c572251566f523673c9382aae
[INFO] running `Command { std: "docker" "start" "-a" "e902917a5a38669baf6fe44b10c12be64eb50f0c572251566f523673c9382aae", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking faster-hex v0.6.1
[INFO] [stderr]     Checking unsigned-varint v0.7.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling tentacle-secio v0.5.3
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking xmltree v0.10.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking molecule v0.7.3
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling secp256k1-sys v0.4.2
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking secp256k1 v0.20.3
[INFO] [stderr]     Checking attohttpc v0.10.1
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking igd v0.11.1
[INFO] [stderr]     Checking sha2 v0.10.1
[INFO] [stderr]     Checking tentacle-multiaddr v0.3.2
[INFO] [stderr]     Checking tokio-util v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tungstenite v0.16.0
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking tokio-tungstenite v0.16.1
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-yamux v0.3.5
[INFO] [stderr]  Documenting tentacle v0.4.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `futures_core::stream::Stream`
[INFO] [stdout]   --> src/channel/bound.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 | /// [`Stream`](futures_core::stream::Stream) trait, while [`Sender`](Sender) implements
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no item named `futures_core` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Sender`
[INFO] [stdout]   --> src/channel/mod.rs:70:36
[INFO] [stdout]    |
[INFO] [stdout] 70 | /// The error type for [`Sender`s](Sender) used as `Sink`s.
[INFO] [stdout]    |                                    ^^^^^^ no item named `Sender` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Sender::try_send`
[INFO] [stdout]   --> src/channel/mod.rs:76:47
[INFO] [stdout]    |
[INFO] [stdout] 76 | /// The error type returned from [`try_send`](Sender::try_send).
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^ no item named `Sender` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Receiver::try_next`
[INFO] [stdout]   --> src/channel/mod.rs:89:47
[INFO] [stdout]    |
[INFO] [stdout] 89 | /// The error type returned from [`try_next`](Receiver::try_next).
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^ no item named `Receiver` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/builder.rs:122:15
[INFO] [stdout]     |
[INFO] [stdout] 122 |     /// upnp: https://en.wikipedia.org/wiki/Universal_Plug_and_Play
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/Universal_Plug_and_Play>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/builder.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |     /// TCP Hole Punching: http://bford.info/pub/net/p2pnat/
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://bford.info/pub/net/p2pnat/>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/builder.rs:152:15
[INFO] [stdout]     |
[INFO] [stdout] 152 |     /// STUN: https://tools.ietf.org/html/rfc5389
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://tools.ietf.org/html/rfc5389>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/service/config.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     /// see https://github.com/rust-lang/rust/issues/57563
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/57563>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/service/config.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |     /// see https://github.com/rust-lang/rust/issues/57563
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/57563>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/substream.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     /// https://docs.rs/tokio/0.1.19/tokio/prelude/trait.Sink.html
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://docs.rs/tokio/0.1.19/tokio/prelude/trait.Sink.html>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "e902917a5a38669baf6fe44b10c12be64eb50f0c572251566f523673c9382aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e902917a5a38669baf6fe44b10c12be64eb50f0c572251566f523673c9382aae", kill_on_drop: false }`
[INFO] [stdout] e902917a5a38669baf6fe44b10c12be64eb50f0c572251566f523673c9382aae