[INFO] fetching crate pyo3-asyncio-0-21 0.21.0...
[INFO] building pyo3-asyncio-0-21-0.21.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate pyo3-asyncio-0-21 0.21.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pyo3-asyncio-0-21 0.21.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pyo3-asyncio-0-21 0.21.0
[INFO] tweaked toml for crates.io crate pyo3-asyncio-0-21 0.21.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pyo3-asyncio-0-21 0.21.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pyo3-asyncio-0-21 0.21.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 4ec11d9ebc92a1fbe9b2ff451d1a0a470eaca44c34b5e9a29abe434e96087681
[INFO] running `Command { std: "docker" "start" "-a" "4ec11d9ebc92a1fbe9b2ff451d1a0a470eaca44c34b5e9a29abe434e96087681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ec11d9ebc92a1fbe9b2ff451d1a0a470eaca44c34b5e9a29abe434e96087681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec11d9ebc92a1fbe9b2ff451d1a0a470eaca44c34b5e9a29abe434e96087681", kill_on_drop: false }`
[INFO] [stdout] 4ec11d9ebc92a1fbe9b2ff451d1a0a470eaca44c34b5e9a29abe434e96087681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d896857c3ab2dd3b94bedcc3779982eed03c4990bea61b796de7aaa1e108db2c
[INFO] running `Command { std: "docker" "start" "-a" "d896857c3ab2dd3b94bedcc3779982eed03c4990bea61b796de7aaa1e108db2c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro2 v1.0.85
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[INFO] [stderr]    Compiling portable-atomic v1.6.0
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[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling pyo3-build-config v0.21.2
[INFO] [stderr]    Compiling quote v1.0.36
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[INFO] [stderr]    Compiling pyo3-ffi v0.21.2
[INFO] [stderr]    Compiling pyo3 v0.21.2
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[INFO] [stderr]    Compiling futures-macro v0.3.30
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[INFO] [stderr]    Compiling pyo3-asyncio-0-21 v0.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `py_true` is never used
[INFO] [stdout]     --> src/generic.rs:1449:4
[INFO] [stdout]      |
[INFO] [stdout] 1449 | fn py_true() -> PyObject {
[INFO] [stdout]      |    ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `py_false` is never used
[INFO] [stdout]     --> src/generic.rs:1454:4
[INFO] [stdout]      |
[INFO] [stdout] 1454 | fn py_false() -> PyObject {
[INFO] [stdout]      |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericSender` is never constructed
[INFO] [stdout]     --> src/generic.rs:1466:8
[INFO] [stdout]      |
[INFO] [stdout] 1466 | struct GenericSender<R>
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:420:30
[INFO] [stdout]     |
[INFO] [stdout] 420 | fn create_future(event_loop: Bound<PyAny>) -> PyResult<Bound<'_, PyAny>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^                    ^^ the same lifetime is elided here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'_`
[INFO] [stdout]     |
[INFO] [stdout] 420 | fn create_future(event_loop: Bound<'_, PyAny>) -> PyResult<Bound<'_, PyAny>> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:443:16
[INFO] [stdout]     |
[INFO] [stdout] 443 | fn asyncio(py: Python) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                ^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]     |                |                   ||
[INFO] [stdout]     |                |                   |the same lifetime is hidden here
[INFO] [stdout]     |                |                   the same lifetime is elided here
[INFO] [stdout]     |                the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 443 | fn asyncio(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                      ++++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:465:20
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn contextvars(py: Python) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                    ^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                   ||
[INFO] [stdout]     |                    |                   |the same lifetime is hidden here
[INFO] [stdout]     |                    |                   the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn contextvars(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                          ++++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.83s
[INFO] running `Command { std: "docker" "inspect" "d896857c3ab2dd3b94bedcc3779982eed03c4990bea61b796de7aaa1e108db2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d896857c3ab2dd3b94bedcc3779982eed03c4990bea61b796de7aaa1e108db2c", kill_on_drop: false }`
[INFO] [stdout] d896857c3ab2dd3b94bedcc3779982eed03c4990bea61b796de7aaa1e108db2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab7ae4542599c44eff9d074144f35c41754a17a2997d290f9fefef6970eb72ee
[INFO] running `Command { std: "docker" "start" "-a" "ab7ae4542599c44eff9d074144f35c41754a17a2997d290f9fefef6970eb72ee", kill_on_drop: false }`
[INFO] [stdout] warning: function `py_true` is never used
[INFO] [stdout]     --> src/generic.rs:1449:4
[INFO] [stdout]      |
[INFO] [stdout] 1449 | fn py_true() -> PyObject {
[INFO] [stdout]      |    ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `py_false` is never used
[INFO] [stdout]     --> src/generic.rs:1454:4
[INFO] [stdout]      |
[INFO] [stdout] 1454 | fn py_false() -> PyObject {
[INFO] [stdout]      |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericSender` is never constructed
[INFO] [stdout]     --> src/generic.rs:1466:8
[INFO] [stdout]      |
[INFO] [stdout] 1466 | struct GenericSender<R>
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:420:30
[INFO] [stdout]     |
[INFO] [stdout] 420 | fn create_future(event_loop: Bound<PyAny>) -> PyResult<Bound<'_, PyAny>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^                    ^^ the same lifetime is elided here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'_`
[INFO] [stdout]     |
[INFO] [stdout] 420 | fn create_future(event_loop: Bound<'_, PyAny>) -> PyResult<Bound<'_, PyAny>> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:443:16
[INFO] [stdout]     |
[INFO] [stdout] 443 | fn asyncio(py: Python) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                ^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]     |                |                   ||
[INFO] [stdout]     |                |                   |the same lifetime is hidden here
[INFO] [stdout]     |                |                   the same lifetime is elided here
[INFO] [stdout]     |                the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 443 | fn asyncio(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                      ++++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:465:20
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn contextvars(py: Python) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                    ^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                   ||
[INFO] [stdout]     |                    |                   |the same lifetime is hidden here
[INFO] [stdout]     |                    |                   the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn contextvars(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                          ++++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pyo3-asyncio-0-21 v0.21.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `py_true` is never used
[INFO] [stdout]     --> src/generic.rs:1449:4
[INFO] [stdout]      |
[INFO] [stdout] 1449 | fn py_true() -> PyObject {
[INFO] [stdout]      |    ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `py_false` is never used
[INFO] [stdout]     --> src/generic.rs:1454:4
[INFO] [stdout]      |
[INFO] [stdout] 1454 | fn py_false() -> PyObject {
[INFO] [stdout]      |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericSender` is never constructed
[INFO] [stdout]     --> src/generic.rs:1466:8
[INFO] [stdout]      |
[INFO] [stdout] 1466 | struct GenericSender<R>
[INFO] [stdout]      |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:420:30
[INFO] [stdout]     |
[INFO] [stdout] 420 | fn create_future(event_loop: Bound<PyAny>) -> PyResult<Bound<'_, PyAny>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^                    ^^ the same lifetime is elided here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'_`
[INFO] [stdout]     |
[INFO] [stdout] 420 | fn create_future(event_loop: Bound<'_, PyAny>) -> PyResult<Bound<'_, PyAny>> {
[INFO] [stdout]     |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:443:16
[INFO] [stdout]     |
[INFO] [stdout] 443 | fn asyncio(py: Python) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                ^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]     |                |                   ||
[INFO] [stdout]     |                |                   |the same lifetime is hidden here
[INFO] [stdout]     |                |                   the same lifetime is elided here
[INFO] [stdout]     |                the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 443 | fn asyncio(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                      ++++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:465:20
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn contextvars(py: Python) -> PyResult<&Bound<PyAny>> {
[INFO] [stdout]     |                    ^^^^^^              ^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                   ||
[INFO] [stdout]     |                    |                   |the same lifetime is hidden here
[INFO] [stdout]     |                    |                   the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 465 | fn contextvars(py: Python<'_>) -> PyResult<&Bound<'_, PyAny>> {
[INFO] [stdout]     |                          ++++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "ab7ae4542599c44eff9d074144f35c41754a17a2997d290f9fefef6970eb72ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7ae4542599c44eff9d074144f35c41754a17a2997d290f9fefef6970eb72ee", kill_on_drop: false }`
[INFO] [stdout] ab7ae4542599c44eff9d074144f35c41754a17a2997d290f9fefef6970eb72ee
