[INFO] cloning repository https://github.com/libsql/libsql-experimental-python
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/libsql/libsql-experimental-python" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibsql%2Flibsql-experimental-python", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flibsql%2Flibsql-experimental-python'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fee9cbd49db1a3a61dd1d3501fd681cbf9b1009
[INFO] checking libsql/libsql-experimental-python 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%2Flibsql%2Flibsql-experimental-python" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/libsql/libsql-experimental-python
[INFO] finished tweaking git repo https://github.com/libsql/libsql-experimental-python
[INFO] tweaked toml for git repo https://github.com/libsql/libsql-experimental-python written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/libsql/libsql-experimental-python 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/libsql/libsql-experimental-python 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] aac9400e828bb96e8477d645d5cb2d8f1bc8ad5a4f2f5462233456c4a0bb3e7a
[INFO] running `Command { std: "docker" "start" "-a" "aac9400e828bb96e8477d645d5cb2d8f1bc8ad5a4f2f5462233456c4a0bb3e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aac9400e828bb96e8477d645d5cb2d8f1bc8ad5a4f2f5462233456c4a0bb3e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac9400e828bb96e8477d645d5cb2d8f1bc8ad5a4f2f5462233456c4a0bb3e7a", kill_on_drop: false }`
[INFO] [stdout] aac9400e828bb96e8477d645d5cb2d8f1bc8ad5a4f2f5462233456c4a0bb3e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d4f1b315f8ad86dd99a98acb3f7e5ed9d3c7c6f114b2a14540c0bf746dc15ab4
[INFO] running `Command { std: "docker" "start" "-a" "d4f1b315f8ad86dd99a98acb3f7e5ed9d3c7c6f114b2a14540c0bf746dc15ab4", kill_on_drop: false }`
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[INFO] [stderr]     Checking libsql-rusqlite v0.9.22
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[INFO] [stderr]     Checking libsql v0.9.22
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:643:9
[INFO] [stdout]     |
[INFO] [stdout] 643 |     let mut stmt = cursor
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:643:9
[INFO] [stdout]     |
[INFO] [stdout] 643 |     let mut stmt = cursor
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:689:9
[INFO] [stdout]     |
[INFO] [stdout] 689 |     py: Python,
[INFO] [stdout]     |         ^^^^^^ the lifetime is hidden here
[INFO] [stdout] ...
[INFO] [stdout] 692 | ) -> PyResult<Bound<'_, PyTuple>> {
[INFO] [stdout]     |                     ^^ the same lifetime is elided 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] 689 |     py: Python<'_>,
[INFO] [stdout]     |               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:689:9
[INFO] [stdout]     |
[INFO] [stdout] 689 |     py: Python,
[INFO] [stdout]     |         ^^^^^^ the lifetime is hidden here
[INFO] [stdout] ...
[INFO] [stdout] 692 | ) -> PyResult<Bound<'_, PyTuple>> {
[INFO] [stdout]     |                     ^^ the same lifetime is elided 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] 689 |     py: Python<'_>,
[INFO] [stdout]     |               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyInt>, Infallible>
[INFO] [stdout]    --> src/lib.rs:699:17
[INFO] [stdout]     |
[INFO] [stdout] 699 |                 value.into_pyobject(py).unwrap().into()
[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<'_, PyFloat>, Infallible>
[INFO] [stdout]    --> src/lib.rs:701:44
[INFO] [stdout]     |
[INFO] [stdout] 701 |             libsql_core::Value::Real(v) => v.into_pyobject(py).unwrap().into(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyString>, Infallible>
[INFO] [stdout]    --> src/lib.rs:702:44
[INFO] [stdout]     |
[INFO] [stdout] 702 |             libsql_core::Value::Text(v) => v.into_pyobject(py).unwrap().into(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyInt>, Infallible>
[INFO] [stdout]    --> src/lib.rs:699:17
[INFO] [stdout]     |
[INFO] [stdout] 699 |                 value.into_pyobject(py).unwrap().into()
[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<'_, PyFloat>, Infallible>
[INFO] [stdout]    --> src/lib.rs:701:44
[INFO] [stdout]     |
[INFO] [stdout] 701 |             libsql_core::Value::Real(v) => v.into_pyobject(py).unwrap().into(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyString>, Infallible>
[INFO] [stdout]    --> src/lib.rs:702:44
[INFO] [stdout]     |
[INFO] [stdout] 702 |             libsql_core::Value::Text(v) => v.into_pyobject(py).unwrap().into(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pylibsql` (lib) due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pylibsql` (lib test) due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d4f1b315f8ad86dd99a98acb3f7e5ed9d3c7c6f114b2a14540c0bf746dc15ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f1b315f8ad86dd99a98acb3f7e5ed9d3c7c6f114b2a14540c0bf746dc15ab4", kill_on_drop: false }`
[INFO] [stdout] d4f1b315f8ad86dd99a98acb3f7e5ed9d3c7c6f114b2a14540c0bf746dc15ab4
