[INFO] cloning repository https://github.com/jchacks/feature_jit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jchacks/feature_jit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchacks%2Ffeature_jit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchacks%2Ffeature_jit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88f019e88b03aeddd0a7cf0e5a0332e6d48e8cb1
[INFO] checking jchacks/feature_jit 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%2Fjchacks%2Ffeature_jit" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jchacks/feature_jit
[INFO] finished tweaking git repo https://github.com/jchacks/feature_jit
[INFO] tweaked toml for git repo https://github.com/jchacks/feature_jit written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jchacks/feature_jit 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/jchacks/feature_jit 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-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] 3ae78486c392c16e2646fdd5015c69a14b0a740597af2fab5368167c215f7be2
[INFO] running `Command { std: "docker" "start" "-a" "3ae78486c392c16e2646fdd5015c69a14b0a740597af2fab5368167c215f7be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ae78486c392c16e2646fdd5015c69a14b0a740597af2fab5368167c215f7be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae78486c392c16e2646fdd5015c69a14b0a740597af2fab5368167c215f7be2", kill_on_drop: false }`
[INFO] [stdout] 3ae78486c392c16e2646fdd5015c69a14b0a740597af2fab5368167c215f7be2
[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] 4eb0902732db3704cb2ee192aa4d38e615958e0e91f97e09ef9e72ba2f3aa239
[INFO] running `Command { std: "docker" "start" "-a" "4eb0902732db3704cb2ee192aa4d38e615958e0e91f97e09ef9e72ba2f3aa239", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling pyo3-build-config v0.23.5
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling pyo3-macros-backend v0.23.5
[INFO] [stderr]    Compiling pyo3-ffi v0.23.5
[INFO] [stderr]    Compiling pyo3 v0.23.5
[INFO] [stderr]    Compiling pyo3-macros v0.23.5
[INFO] [stderr]     Checking feature_jit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PyString`
[INFO] [stdout]  --> src/lib.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 |     types::{PyDict, PyString},
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PyString`
[INFO] [stdout]  --> src/lib.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 |     types::{PyDict, PyString},
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]    --> src/lib.rs:179:25
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn interpret(&self, py: Python, data: &Bound<'_, PyDict>) -> PyResult<f64> {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `py`
[INFO] [stdout]    --> src/lib.rs:179:25
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn interpret(&self, py: Python, data: &Bound<'_, PyDict>) -> PyResult<f64> {
[INFO] [stdout]     |                         ^^ help: if this is intentional, prefix it with an underscore: `_py`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Py<PyFeature>, Infallible>
[INFO] [stdout]   --> src/lib.rs:90:50
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn alias(&self, py: Python, name: String) -> Py<Self> {
[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<Vec<String>, Infallible>
[INFO] [stdout]    --> src/lib.rs:172:28
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn get_roots(&self) -> Vec<String> {
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feature_jit` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<pyo3::Py<PyFeature>, Infallible>
[INFO] [stdout]   --> src/lib.rs:90:50
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn alias(&self, py: Python, name: String) -> Py<Self> {
[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<Vec<String>, Infallible>
[INFO] [stdout]    --> src/lib.rs:172:28
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn get_roots(&self) -> Vec<String> {
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feature_jit` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4eb0902732db3704cb2ee192aa4d38e615958e0e91f97e09ef9e72ba2f3aa239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb0902732db3704cb2ee192aa4d38e615958e0e91f97e09ef9e72ba2f3aa239", kill_on_drop: false }`
[INFO] [stdout] 4eb0902732db3704cb2ee192aa4d38e615958e0e91f97e09ef9e72ba2f3aa239