[INFO] cloning repository https://github.com/Ronbb/pyo3-asyncio-tokio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ronbb/pyo3-asyncio-tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRonbb%2Fpyo3-asyncio-tokio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRonbb%2Fpyo3-asyncio-tokio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2de3fbfb486edaeefbae29823c3abcf5bc159a7
[INFO] checking Ronbb/pyo3-asyncio-tokio against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRonbb%2Fpyo3-asyncio-tokio" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ronbb/pyo3-asyncio-tokio
[INFO] finished tweaking git repo https://github.com/Ronbb/pyo3-asyncio-tokio
[INFO] tweaked toml for git repo https://github.com/Ronbb/pyo3-asyncio-tokio written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ronbb/pyo3-asyncio-tokio on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ronbb/pyo3-asyncio-tokio 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] faeac9e74be1e6b1a45ea3db4efae76ff93d1d8c30c47da18dfea4ae35dbcdbc
[INFO] running `Command { std: "docker" "start" "-a" "faeac9e74be1e6b1a45ea3db4efae76ff93d1d8c30c47da18dfea4ae35dbcdbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faeac9e74be1e6b1a45ea3db4efae76ff93d1d8c30c47da18dfea4ae35dbcdbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faeac9e74be1e6b1a45ea3db4efae76ff93d1d8c30c47da18dfea4ae35dbcdbc", kill_on_drop: false }`
[INFO] [stdout] faeac9e74be1e6b1a45ea3db4efae76ff93d1d8c30c47da18dfea4ae35dbcdbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da33238075134409917bfff23978e152d515d91e4d6eb4838cb558122306c6f2
[INFO] running `Command { std: "docker" "start" "-a" "da33238075134409917bfff23978e152d515d91e4d6eb4838cb558122306c6f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling pyo3-build-config v0.26.0
[INFO] [stderr]    Compiling pyo3-ffi v0.26.0
[INFO] [stderr]    Compiling pyo3-macros-backend v0.26.0
[INFO] [stderr]    Compiling pyo3 v0.26.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]    Compiling pyo3-macros v0.26.0
[INFO] [stderr]     Checking pyo3-asyncio-tokio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/module/_events.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         todo!();
[INFO] [stdout]    |         ------- any code following this expression is unreachable
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |         Ok(())
[INFO] [stdout]    |         ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]  --> src/module/_events.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new_event_loop(py: Python<'_>) -> PyResult<Py<EventLoop>> {
[INFO] [stdout]   |                           ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]   --> src/module/_events.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn set_event_loop(py: Python<'_>, loop_: Py<EventLoop>) -> PyResult<()> {
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loop_`
[INFO] [stdout]   --> src/module/_events.rs:13:43
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn set_event_loop(py: Python<'_>, loop_: Py<EventLoop>) -> PyResult<()> {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_loop_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coro`
[INFO] [stdout]   --> src/module/_runners.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         coro: Bound<'_, PyAny>,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_coro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]   --> src/module/_runners.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         debug: Option<bool>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loop_factory`
[INFO] [stdout]   --> src/module/_runners.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         loop_factory: Option<Bound<'_, PyAny>>,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loop_factory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Closed` is never constructed
[INFO] [stdout]   --> src/module/_runners.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     enum RunnerState {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 22 |         Closed,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, Runner>, Infallible>
[INFO] [stdout]   --> src/module/_runners.rs:80:27
[INFO] [stdout]    |
[INFO] [stdout] 80 |         fn __init__(this: Bound<'_, Self>, debug: Option<bool>, loop_factory: Option<Py<PyAny>>) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, Runner>, Infallible>
[INFO] [stdout]   --> src/module/_runners.rs:91:28
[INFO] [stdout]    |
[INFO] [stdout] 91 |         fn __enter__(this: Bound<'_, Self>) -> PyResult<Bound<'_, Self>> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Py<PythonFutureCoroutine>, Infallible>
[INFO] [stdout]   --> src/wrapper/python_future_coroutine.rs:57:24
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn __await__(this: Py<Self>) -> Py<Self> {
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/module/_events.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         todo!();
[INFO] [stdout]    |         ------- any code following this expression is unreachable
[INFO] [stdout] 15 |
[INFO] [stdout] 16 |         Ok(())
[INFO] [stdout]    |         ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pyo3-asyncio-tokio` (lib test) due to 3 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]  --> src/module/_events.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new_event_loop(py: Python<'_>) -> PyResult<Py<EventLoop>> {
[INFO] [stdout]   |                           ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]   --> src/module/_events.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn set_event_loop(py: Python<'_>, loop_: Py<EventLoop>) -> PyResult<()> {
[INFO] [stdout]    |                           ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loop_`
[INFO] [stdout]   --> src/module/_events.rs:13:43
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn set_event_loop(py: Python<'_>, loop_: Py<EventLoop>) -> PyResult<()> {
[INFO] [stdout]    |                                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_loop_`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coro`
[INFO] [stdout]   --> src/module/_runners.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         coro: Bound<'_, PyAny>,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_coro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]   --> src/module/_runners.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         debug: Option<bool>,
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loop_factory`
[INFO] [stdout]   --> src/module/_runners.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         loop_factory: Option<Bound<'_, PyAny>>,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_loop_factory`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Closed` is never constructed
[INFO] [stdout]   --> src/module/_runners.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     enum RunnerState {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 22 |         Closed,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, Runner>, Infallible>
[INFO] [stdout]   --> src/module/_runners.rs:80:27
[INFO] [stdout]    |
[INFO] [stdout] 80 |         fn __init__(this: Bound<'_, Self>, debug: Option<bool>, loop_factory: Option<Py<PyAny>>) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, Runner>, Infallible>
[INFO] [stdout]   --> src/module/_runners.rs:91:28
[INFO] [stdout]    |
[INFO] [stdout] 91 |         fn __enter__(this: Bound<'_, Self>) -> PyResult<Bound<'_, Self>> {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Py<PythonFutureCoroutine>, Infallible>
[INFO] [stdout]   --> src/wrapper/python_future_coroutine.rs:57:24
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn __await__(this: Py<Self>) -> Py<Self> {
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pyo3-asyncio-tokio` (lib) due to 3 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "da33238075134409917bfff23978e152d515d91e4d6eb4838cb558122306c6f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da33238075134409917bfff23978e152d515d91e4d6eb4838cb558122306c6f2", kill_on_drop: false }`
[INFO] [stdout] da33238075134409917bfff23978e152d515d91e4d6eb4838cb558122306c6f2
