[INFO] fetching crate nafcodec-py 0.3.1...
[INFO] checking nafcodec-py-0.3.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate nafcodec-py 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate nafcodec-py 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nafcodec-py 0.3.1
[INFO] tweaked toml for crates.io crate nafcodec-py 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nafcodec-py 0.3.1 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 crates.io crate nafcodec-py 0.3.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c5164714cba475fba8596518a718f6ed28e099802bb4ff155bc1e303126f9fdd
[INFO] running `Command { std: "docker" "start" "-a" "c5164714cba475fba8596518a718f6ed28e099802bb4ff155bc1e303126f9fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5164714cba475fba8596518a718f6ed28e099802bb4ff155bc1e303126f9fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5164714cba475fba8596518a718f6ed28e099802bb4ff155bc1e303126f9fdd", kill_on_drop: false }`
[INFO] [stdout] c5164714cba475fba8596518a718f6ed28e099802bb4ff155bc1e303126f9fdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a27d623aef8416566ccf44e0d8a8b3267ce2ea76a5b8c8eca0e8b3b66517d5cb
[INFO] running `Command { std: "docker" "start" "-a" "a27d623aef8416566ccf44e0d8a8b3267ce2ea76a5b8c8eca0e8b3b66517d5cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling litemap v0.7.4
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling winnow v0.7.0
[INFO] [stderr]    Compiling pyo3-build-config v0.23.4
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling zstd-safe v7.2.1
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking pyo3-built v0.6.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.4
[INFO] [stderr]    Compiling pyo3-ffi v0.23.4
[INFO] [stderr]    Compiling pyo3 v0.23.4
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]     Checking zstd v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking nafcodec v0.3.1
[INFO] [stderr]    Compiling zerofrom v0.1.5
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling pyo3-macros v0.23.4
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.23
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling cargo-lock v10.1.0
[INFO] [stderr]    Compiling built v0.7.5
[INFO] [stderr]    Compiling nafcodec-py v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyString>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:107:82
[INFO] [stdout]     |
[INFO] [stdout] 107 |       fn into_pyobject(self, py: Python<'py>) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________^
[INFO] [stdout] 108 | |         let tag = match self.0 {
[INFO] [stdout] 109 | |             nafcodec::SequenceType::Dna => pyo3::intern!(py, "dna"),
[INFO] [stdout] 110 | |             nafcodec::SequenceType::Rna => pyo3::intern!(py, "rna"),
[INFO] [stdout] ...   |
[INFO] [stdout] 114 | |         Ok(tag.clone())
[INFO] [stdout] 115 | |     }
[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<'_, PyString>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         Ok(tag.clone())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&pyo3::Bound<'_, Record>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:247:27
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn __repr__<'py>(slf: &Bound<'py, Self>) -> PyResult<Bound<'py, PyAny>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::PyRef<'_, Decoder>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:400:53
[INFO] [stdout]     |
[INFO] [stdout] 400 |     pub fn __enter__<'py>(slf: PyRef<'py, Self>) -> PyRef<'py, Self> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::PyRef<'_, Encoder>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:521:53
[INFO] [stdout]     |
[INFO] [stdout] 521 |     pub fn __enter__<'py>(slf: PyRef<'py, Self>) -> PyRef<'py, Self> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nafcodec-py` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyString>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:107:82
[INFO] [stdout]     |
[INFO] [stdout] 107 |       fn into_pyobject(self, py: Python<'py>) -> Result<Self::Output, Self::Error> {
[INFO] [stdout]     |  __________________________________________________________________________________^
[INFO] [stdout] 108 | |         let tag = match self.0 {
[INFO] [stdout] 109 | |             nafcodec::SequenceType::Dna => pyo3::intern!(py, "dna"),
[INFO] [stdout] 110 | |             nafcodec::SequenceType::Rna => pyo3::intern!(py, "rna"),
[INFO] [stdout] ...   |
[INFO] [stdout] 114 | |         Ok(tag.clone())
[INFO] [stdout] 115 | |     }
[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<'_, PyString>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |         Ok(tag.clone())
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<&pyo3::Bound<'_, Record>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:247:27
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn __repr__<'py>(slf: &Bound<'py, Self>) -> PyResult<Bound<'py, PyAny>> {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::PyRef<'_, Decoder>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:400:53
[INFO] [stdout]     |
[INFO] [stdout] 400 |     pub fn __enter__<'py>(slf: PyRef<'py, Self>) -> PyRef<'py, Self> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::PyRef<'_, Encoder>, Infallible>
[INFO] [stdout]    --> nafcodec/lib.rs:521:53
[INFO] [stdout]     |
[INFO] [stdout] 521 |     pub fn __enter__<'py>(slf: PyRef<'py, Self>) -> PyRef<'py, Self> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nafcodec-py` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "a27d623aef8416566ccf44e0d8a8b3267ce2ea76a5b8c8eca0e8b3b66517d5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a27d623aef8416566ccf44e0d8a8b3267ce2ea76a5b8c8eca0e8b3b66517d5cb", kill_on_drop: false }`
[INFO] [stdout] a27d623aef8416566ccf44e0d8a8b3267ce2ea76a5b8c8eca0e8b3b66517d5cb
