[INFO] fetching crate typeline_ext_python 0.1.0...
[INFO] checking typeline_ext_python-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate typeline_ext_python 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate typeline_ext_python 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate typeline_ext_python 0.1.0
[INFO] tweaked toml for crates.io crate typeline_ext_python 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate typeline_ext_python 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 104 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.23.5 (available: v0.27.1)
[INFO] [stderr]       Adding rstest v0.24.0 (available: v0.26.1)
[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] 62a8105391733da1a169df5a7c5ae7f4abb37cc37af8c860ce23d7f38a0c1200
[INFO] running `Command { std: "docker" "start" "-a" "62a8105391733da1a169df5a7c5ae7f4abb37cc37af8c860ce23d7f38a0c1200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a8105391733da1a169df5a7c5ae7f4abb37cc37af8c860ce23d7f38a0c1200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a8105391733da1a169df5a7c5ae7f4abb37cc37af8c860ce23d7f38a0c1200", kill_on_drop: false }`
[INFO] [stdout] 62a8105391733da1a169df5a7c5ae7f4abb37cc37af8c860ce23d7f38a0c1200
[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] 0d1bd30692f44e6db06817a103e8d3272f11efa481d46de944617f83b9980fe5
[INFO] running `Command { std: "docker" "start" "-a" "0d1bd30692f44e6db06817a103e8d3272f11efa481d46de944617f83b9980fe5", kill_on_drop: false }`
[INFO] [stderr]     Checking lexical-util v1.0.7
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling pyo3-build-config v0.23.5
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling arbitrary-int v1.3.0
[INFO] [stderr]    Compiling rstest_macros v0.24.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling subenum v1.1.3
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking thin-vec v0.2.14
[INFO] [stderr]    Compiling metamatch v0.2.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking smallstr v0.3.1
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking lexical-parse-integer v1.0.6
[INFO] [stderr]     Checking lexical-write-integer v1.0.6
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking ref-cast v1.0.25
[INFO] [stderr]     Checking primes v0.4.0
[INFO] [stderr]     Checking lexical-write-float v1.0.6
[INFO] [stderr]     Checking lexical-parse-float v1.0.6
[INFO] [stderr]    Compiling bitbybit v1.4.0
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking lexical-core v1.0.6
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling pyo3-ffi v0.23.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.5
[INFO] [stderr]    Compiling pyo3 v0.23.5
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]    Compiling pyo3-macros v0.23.5
[INFO] [stderr]     Checking typeline_core v0.1.0
[INFO] [stderr]     Checking rstest v0.24.0
[INFO] [stderr]     Checking typeline_ext_utils v0.1.0
[INFO] [stderr]     Checking typeline_ext_python v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyTuple>, Infallible>
[INFO] [stdout]    --> src/py.rs:365:21
[INFO] [stdout]     |
[INFO] [stdout] 365 |             Ok(Some(().into_pyobject(py).unwrap().into_any()))
[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<'_, PyInt>, Infallible>
[INFO] [stdout]    --> src/py.rs:370:21
[INFO] [stdout]     |
[INFO] [stdout] 370 |             Ok(Some(i.into_pyobject(py).unwrap().into_any()))
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyFloat>, Infallible>
[INFO] [stdout]    --> src/py.rs:376:21
[INFO] [stdout]     |
[INFO] [stdout] 376 |             Ok(Some(f.into_pyobject(py).unwrap().into_any()))
[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/py.rs:381:21
[INFO] [stdout]     |
[INFO] [stdout] 381 |             Ok(Some(s.into_pyobject(py).unwrap().into_any()))
[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/py.rs:401:29
[INFO] [stdout]     |
[INFO] [stdout] 401 | ...                   k.into_pyobject(py).unwrap(),
[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/py.rs:414:29
[INFO] [stdout]     |
[INFO] [stdout] 414 | / ...                   lazy_string_store
[INFO] [stdout] 415 | | ...                       .get_mut()
[INFO] [stdout] 416 | | ...                       .lookup(*k)
[INFO] [stdout] 417 | | ...                       .into_pyobject(py)
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `typeline_ext_python` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0d1bd30692f44e6db06817a103e8d3272f11efa481d46de944617f83b9980fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1bd30692f44e6db06817a103e8d3272f11efa481d46de944617f83b9980fe5", kill_on_drop: false }`
[INFO] [stdout] 0d1bd30692f44e6db06817a103e8d3272f11efa481d46de944617f83b9980fe5
