[INFO] cloning repository https://github.com/casey/tokio-by-hand
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casey/tokio-by-hand" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Ftokio-by-hand", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Ftokio-by-hand'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1ae672f1b508cb3383127cca10208f085bad42e
[INFO] checking casey/tokio-by-hand/d1ae672f1b508cb3383127cca10208f085bad42e against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Ftokio-by-hand" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casey/tokio-by-hand on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casey/tokio-by-hand
[INFO] finished tweaking git repo https://github.com/casey/tokio-by-hand
[INFO] tweaked toml for git repo https://github.com/casey/tokio-by-hand written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/casey/tokio-by-hand already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29d75f1339a4acb854c5839b0a0daaaa26acb798cd571db16bb9af44c891d288
[INFO] running `Command { std: "docker" "start" "-a" "29d75f1339a4acb854c5839b0a0daaaa26acb798cd571db16bb9af44c891d288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29d75f1339a4acb854c5839b0a0daaaa26acb798cd571db16bb9af44c891d288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d75f1339a4acb854c5839b0a0daaaa26acb798cd571db16bb9af44c891d288", kill_on_drop: false }`
[INFO] [stdout] 29d75f1339a4acb854c5839b0a0daaaa26acb798cd571db16bb9af44c891d288
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29fbf4ba143acc549c0bea7b50592fff106ee41e2ae2c1787f4c10c2974d6223
[INFO] running `Command { std: "docker" "start" "-a" "29fbf4ba143acc549c0bea7b50592fff106ee41e2ae2c1787f4c10c2974d6223", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking tokio-io v0.1.3
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking tokio-by-hand v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     extended_try_ready!(self.sleeper.extended_poll(task_handle));
[INFO] [stdout]    |     ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     extended_try_ready!(self.sleeper.extended_poll(task_handle));
[INFO] [stdout]    |     ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/instant_series.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let next = extended_try_ready!(self.next.extended_poll(task_handle));
[INFO] [stdout]    |                --------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/instant_series.rs:68:7
[INFO] [stdout]    |
[INFO] [stdout] 68 |       extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle));
[INFO] [stdout]    |       ------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed_series.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let next = extended_try_ready!(self.next.extended_poll(task_handle));
[INFO] [stdout]    |                --------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed_series.rs:68:7
[INFO] [stdout]    |
[INFO] [stdout] 68 |       extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle));
[INFO] [stdout]    |       ------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/buffered.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     extended_try_ready!(self.try_empty_buffer(task_handle));
[INFO] [stdout]    |     ------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/adapter.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |       match extended_try_ready!(self.stream.extended_poll(task_handle)) {
[INFO] [stdout]    |             ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  |         Err(err) => {
[INFO] [stdout]     |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/extended/adapter.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     extended_try_ready!(self.try_empty_buffer(task_handle));
[INFO] [stdout]     |     ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/extended/adapter.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Incoming(u8);
[INFO] [stdout]   |            -------- ^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Incoming` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     extended_try_ready!(self.sleeper.extended_poll(task_handle));
[INFO] [stdout]    |     ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     extended_try_ready!(self.sleeper.extended_poll(task_handle));
[INFO] [stdout]    |     ------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/instant_series.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let next = extended_try_ready!(self.next.extended_poll(task_handle));
[INFO] [stdout]    |                --------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/instant_series.rs:68:7
[INFO] [stdout]    |
[INFO] [stdout] 68 |       extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle));
[INFO] [stdout]    |       ------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed_series.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let next = extended_try_ready!(self.next.extended_poll(task_handle));
[INFO] [stdout]    |                --------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/delayed_series.rs:68:7
[INFO] [stdout]    |
[INFO] [stdout] 68 |       extended_try_ready!(self.sending.as_mut().unwrap().extended_poll(task_handle));
[INFO] [stdout]    |       ------------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/buffered.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     extended_try_ready!(self.try_empty_buffer(task_handle));
[INFO] [stdout]    |     ------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => {
[INFO] [stdout]    |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/extended/adapter.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |       match extended_try_ready!(self.stream.extended_poll(task_handle)) {
[INFO] [stdout]    |             ----------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  |         Err(err) => {
[INFO] [stdout]     |         ^^^^^^^^ matches no values because `void::Void` is uninhabited
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/extended/adapter.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     extended_try_ready!(self.try_empty_buffer(task_handle));
[INFO] [stdout]     |     ------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]     = note: this warning originates in the macro `extended_try_ready` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]   --> src/standard/instant_series.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 |       producer.forward(consumer).wait().unwrap();
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]   --> src/standard/delayed_series.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]   --> src/standard/delayed_series.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]    --> src/standard/delayed_series.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]   --> src/standard/buffered.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]    --> src/extended/instant_series.rs:115:7
[INFO] [stdout]     |
[INFO] [stdout] 115 |       producer.forward(consumer).wait().unwrap();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]   --> src/extended/delayed_series.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]    --> src/extended/delayed_series.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]    --> src/extended/delayed_series.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Take` in tuple element 0 that must be used
[INFO] [stdout]   --> src/extended/buffered.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     core.run(producer.forward(consumer)).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Map` in tuple element 0 that must be used
[INFO] [stdout]    --> src/extended/adapter.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | /     stream
[INFO] [stdout] 131 | |       .take(7)
[INFO] [stdout] 132 | |       .inspect(|x| println!("from stream: {:?}", x))
[INFO] [stdout] 133 | |       .map(|x| Outgoing(x.0))
[INFO] [stdout] 134 | |       .forward(sink).wait().unwrap();
[INFO] [stdout]     | |____________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "29fbf4ba143acc549c0bea7b50592fff106ee41e2ae2c1787f4c10c2974d6223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29fbf4ba143acc549c0bea7b50592fff106ee41e2ae2c1787f4c10c2974d6223", kill_on_drop: false }`
[INFO] [stdout] 29fbf4ba143acc549c0bea7b50592fff106ee41e2ae2c1787f4c10c2974d6223