[INFO] fetching crate music21-rs 0.0.3...
[INFO] checking music21-rs-0.0.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate music21-rs 0.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate music21-rs 0.0.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate music21-rs 0.0.3
[INFO] tweaked toml for crates.io crate music21-rs 0.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate music21-rs 0.0.3 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 music21-rs 0.0.3 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] a9a6b6480be9d91984415f9887b9084f832900cf14bd7de7f97244db731c9814
[INFO] running `Command { std: "docker" "start" "-a" "a9a6b6480be9d91984415f9887b9084f832900cf14bd7de7f97244db731c9814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9a6b6480be9d91984415f9887b9084f832900cf14bd7de7f97244db731c9814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a6b6480be9d91984415f9887b9084f832900cf14bd7de7f97244db731c9814", kill_on_drop: false }`
[INFO] [stdout] a9a6b6480be9d91984415f9887b9084f832900cf14bd7de7f97244db731c9814
[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] e8bcb63cf6773a0950f15dc1c0975673c0280cb8c910839d2cd8cf55464b57ed
[INFO] running `Command { std: "docker" "start" "-a" "e8bcb63cf6773a0950f15dc1c0975673c0280cb8c910839d2cd8cf55464b57ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]     Checking litemap v0.7.4
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking bytemuck v1.21.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling music21-rs v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking tinyvec v1.8.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking rustls-pki-types v1.11.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking symphonia-core v0.5.4
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking hound v3.5.1
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking ordered-float v5.0.0
[INFO] [stderr]    Compiling pyo3-build-config v0.23.4
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking alsa v0.9.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking symphonia-metadata v0.5.4
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.4
[INFO] [stderr]    Compiling openssl v0.10.71
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking cpal v0.15.3
[INFO] [stderr]     Checking symphonia v0.5.4
[INFO] [stderr]    Compiling pyo3-ffi v0.23.4
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.4
[INFO] [stderr]    Compiling pyo3 v0.23.4
[INFO] [stderr]     Checking rodio v0.20.1
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking fraction v0.15.3
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking tower v0.5.2
[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]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]     Checking h2 v0.4.8
[INFO] [stderr]     Checking zerofrom v0.1.5
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]    Compiling pyo3-macros v0.23.4
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking hyper-util v0.1.10
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking reqwest v0.12.12
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, pyo3::Bound<'_, PyList>>
[INFO] [stdout]    --> /opt/rustwide/workdir/shared.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let path_list = path_list.into_pyobject(py)?;
[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<'_, PyList>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/workdir/shared.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let path_list = path_list.into_pyobject(py)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, pyo3::Bound<'_, PyList>>
[INFO] [stdout]    --> /opt/rustwide/workdir/shared.rs:181:30
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let chord_path = PyList::new(py, ["./music21/chord"])?.into_pyobject(py)?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Bound<'_, PyList>, Infallible>
[INFO] [stdout]    --> /opt/rustwide/workdir/shared.rs:181:30
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let chord_path = PyList::new(py, ["./music21/chord"])?.into_pyobject(py)?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, pyo3::Bound<'_, PyList>>
[INFO] [stdout]    --> /opt/rustwide/workdir/shared.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let path_list = path_list.into_pyobject(py)?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, pyo3::Bound<'_, PyList>>
[INFO] [stdout]    --> /opt/rustwide/workdir/shared.rs:181:30
[INFO] [stdout]     |
[INFO] [stdout] 181 |             let chord_path = PyList::new(py, ["./music21/chord"])?.into_pyobject(py)?;
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `music21-rs` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "e8bcb63cf6773a0950f15dc1c0975673c0280cb8c910839d2cd8cf55464b57ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8bcb63cf6773a0950f15dc1c0975673c0280cb8c910839d2cd8cf55464b57ed", kill_on_drop: false }`
[INFO] [stdout] e8bcb63cf6773a0950f15dc1c0975673c0280cb8c910839d2cd8cf55464b57ed